Free Reverse Phone Lookup

Free Phone Number Finder

Enter phone number to begin your search


Example: 999-999-9999

Detailed Information on Area Code 815

Reverse lookup results for area code 815

Country United States of America
State ILLINOIS
Area Code 815
Date First Introduced Feb 04 1994
Timezone (UTC-06:00)
Major Counties WINNEBAGO, WILL, MC HENRY, LA SALLE, KANKAKEE
Major Cities ROCKFORD, JOLIET, KANKAKEE, LOVES PARK, WOODSTOCK, DEKALB, PLAINFIELD, CRYSTAL LAKE, STERLING, FREEPORT
Related Area Codes 217 224 309 312 618 630 708 773 847

Location map for area code 815 in ILLINOIS


Following is the list of available exchanges for area code 815 in ILLINOIS -


OGLESBY
Area Code 815-228 - (Southwestern Bell Mobile Systems, Llc - Il - 815228 )Area Code 815-252 - (Southwestern Bell Mobile Systems, Llc - Il - 815252 )Area Code 815-326 - (Southwestern Bell Mobile Systems, Llc - Il - 815326 )Area Code 815-343 - (Southwestern Bell Mobile Systems, Llc - Il - 815343 )Area Code 815-446 - (Verizon North Inc.-il (contel) - 815446 )Area Code 815-830 - (Southwestern Bell Mobile Systems, Llc - Il - 815830 )Area Code 815-883 - (Ameritech Illinois - 815883 )
WILMINGTON
Area Code 815-476 - (Ameritech Illinois - 815476 )Area Code 815-926 - (Focal Communications Corp Of Illinois - 815926 )
KIRKLAND
Area Code 815-522 - ( - 815522 )
BYRON
Area Code 815-234 - (Verizon North Inc.-il - 815234 )Area Code 815-406 - (Verizon North Inc.-il - 815406 )Area Code 815-803 - (Aero Communications, Inc. - Il - 815803 )
THOMSON
Area Code 815-259 - (Gallatin River Communications - 815259 )
MAZON
Area Code 815-448 - (Ameritech Illinois - 815448 )
WOODSTOCK
Area Code 815-206 - (Ameritech Illinois - 815206 )Area Code 815-236 - (Southwestern Bell Mobile Systems, Llc - Il - 815236 )Area Code 815-245 - (Southwestern Bell Mobile Systems, Llc - Il - 815245 )Area Code 815-255 - (Source One Wireless - 815255 )Area Code 815-308 - (Focal Communications Corp Of Illinois - 815308 )Area Code 815-321 - (Teleport Communications Group - Chicago - 815321 )Area Code 815-333 - (Focal Communications Corp Of Illinois - 815333 )Area Code 815-334 - (Ameritech Illinois - 815334 )Area Code 815-337 - (Ameritech Illinois - 815337 )Area Code 815-338 - (Ameritech Illinois - 815338 )Area Code 815-345 - (Teleport Communications Group - Chicago - 815345 )Area Code 815-347 - (Cellco Partnership Dba Verizon Wireless - Il - 815347 )Area Code 815-353 - (Cellco Partnership Dba Verizon Wireless - Il - 815353 )Area Code 815-354 - (Cellco Partnership Dba Verizon Wireless - Il - 815354 )Area Code 815-355 - (Cellco Partnership Dba Verizon Wireless - Il - 815355 )Area Code 815-382 - (Southwestern Bell Mobile Systems, Llc - Il - 815382 )Area Code 815-451 - (Southwestern Bell Mobile Systems, Llc - Il - 815451 )Area Code 815-482 - (Nextel Communications - 815482 )Area Code 815-502 - (Globalcom, Inc.-il - 815502 )Area Code 815-527 - ( - 815527 )Area Code 815-529 - ( - 815529 )Area Code 815-575 - (Southwestern Bell Mobile Systems, Llc - Il - 815575 )Area Code 815-687 - (Rcn Telecom Services Of Illinois, Inc. - Il - 815687 )Area Code 815-701 - (Icg Telecom Group - Il - 815701 )Area Code 815-775 - (Arch Wireless Holdings, Inc. - 815775 )Area Code 815-790 - (Nextel Communications - 815790 )Area Code 815-814 - (T-mobile Usa, Inc. - 815814 )Area Code 815-861 - (Southwestern Bell Mobile Systems, Llc - Il - 815861 )Area Code 815-880 - (Xo Illinois, Inc. - 815880 )
HEBRON
Area Code 815-648 - (Verizon North Inc.-il - 815648 )
GERMAN VALLEY
Area Code 815-362 - (Verizon North Inc.-il (contel) - 815362 )Area Code 815-807 - (Aero Communications, Inc. - Il - 815807 )
FORRESTON
Area Code 815-837 - (Aero Communications, Inc. - Il - 815837 )Area Code 815-938 - ( - 815938 )
SCALES MOUND
Area Code 815-845 - (Verizon North Inc.-il (contel) - 815845 )Area Code 815-852 - (Aero Communications, Inc. - Il - 815852 )
STEWARD
Area Code 815-396 - (Verizon North Inc.-il (contel) - 815396 )
GRAYMONT
Area Code 815-743 - (Frontier Communications Of Prairie, Inc. - 815743 )
TAMPICO
Area Code 815-438 - (Citizens Telecom Co Illinois-frontier Citizens -il - 815438 )Area Code 815-542 - (Citizens Telecom Co Illinois-frontier Citizens -il - 815542 )Area Code 815-974 - (Essex Telcom, Inc. - 815974 )Area Code 815-982 - (Essex Telcom, Inc. - 815982 )
POLO
Area Code 815-576 - (Essex Telcom, Inc. - 815576 )Area Code 815-946 - ( - 815946 )
CISSNA PARK
Area Code 815-457 - (Verizon South Inc.-il (alltel) - 815457 )
SHELDON
Area Code 815-429 - (Verizon North Inc.-il - 815429 )
WINSLOW
Area Code 815-367 - (Verizon North Inc.-il (contel) - 815367 )Area Code 815-808 - (Aero Communications, Inc. - Il - 815808 )
MANHATTAN
Area Code 815-314 - (Focal Communications Corp Of Illinois - 815314 )Area Code 815-361 - (Focal Communications Corp Of Illinois - 815361 )Area Code 815-418 - (Globalcom, Inc.-il - 815418 )Area Code 815-478 - (Ameritech Illinois - 815478 )Area Code 815-680 - (Rcn Telecom Services Of Illinois, Inc. - Il - 815680 )
STELLE
Area Code 815-256 - (Stelle Telephone Co. - 815256 )
NEWARK
Area Code 815-695 - (Ameritech Illinois - 815695 )
YORKVILLE
Area Code 815-475 - (Ameritech Illinois - 815475 )
HERSCHER
Area Code 815-421 - (Ameritech Illinois - 815421 )Area Code 815-426 - (Ameritech Illinois - 815426 )
MENDOTA
Area Code 815-503 - (Sprint Spectrum L.p.- Il - 815503 )Area Code 815-538 - ( - 815538 )Area Code 815-539 - ( - 815539 )Area Code 815-615 - (Icg Telecom Group - Il - 815615 )Area Code 815-910 - ( - 815910 )
SHEFFIELD
Area Code 815-445 - (Verizon North Inc.-il - 815445 )Area Code 815-454 - (Verizon North Inc.-il - 815454 )
NEW LENOX
Area Code 815-215 - (Icg Telecom Group - Il - 815215 )Area Code 815-462 - (Ameritech Illinois - 815462 )Area Code 815-463 - (Ameritech Illinois - 815463 )Area Code 815-485 - (Ameritech Illinois - 815485 )Area Code 815-554 - ( - 815554 )Area Code 815-717 - (Focal Communications Corp Of Illinois - 815717 )
WELLINGTON
Area Code 815-984 - (Verizon South Inc.-il (alltel) - 815984 )
SPRING VALLEY
Area Code 815-447 - (Frontier Communications Of Depue, Inc. - 815447 )Area Code 815-663 - (Verizon North Inc.-il - 815663 )Area Code 815-664 - (Verizon North Inc.-il - 815664 )
EAST DUBUQUE
Area Code 815-747 - (Citizens Telecom Co Illinois-frontier Citizens -il - 815747 )
MALTA
Area Code 815-384 - (Verizon North Inc.-il (contel) - 815384 )Area Code 815-420 - (Essex Telcom, Inc. - 815420 )Area Code 815-825 - (Verizon North Inc.-il (contel) - 815825 )
ROCK FALLS
Area Code 815-251 - (Gallatin River Communications - 815251 )Area Code 815-859 - (Essex Telcom, Inc. - 815859 )
SAUNEMIN
Area Code 815-832 - (Frontier Communications Of Illinois, Inc. - 815832 )
PROPHETSTOWN
Area Code 815-537 - ( - 815537 )Area Code 815-620 - (Essex Telcom, Inc. - 815620 )Area Code 815-924 - (Essex Telcom, Inc. - 815924 )Area Code 815-948 - ( - 815948 )
CHENOA
Area Code 815-945 - ( - 815945 )
MINOOKA
Area Code 815-467 - (Ameritech Illinois - 815467 )Area Code 815-521 - ( - 815521 )Area Code 815-642 - (Focal Communications Corp Of Illinois - 815642 )Area Code 815-647 - (Ameritech Illinois - 815647 )Area Code 815-828 - (Xo Illinois, Inc. - 815828 )
KEMPTON
Area Code 815-253 - (Frontier Communications Of Illinois, Inc. - 815253 )
LOVES PARK
Area Code 815-282 - (Ameritech Illinois - 815282 )Area Code 815-633 - (Ameritech Illinois - 815633 )Area Code 815-636 - (Ameritech Illinois - 815636 )Area Code 815-637 - (Ameritech Illinois - 815637 )Area Code 815-639 - (Ameritech Illinois - 815639 )Area Code 815-654 - (Ameritech Illinois - 815654 )Area Code 815-877 - (Ameritech Illinois - 815877 )
MANTENO
Area Code 815-468 - (Ameritech Illinois - 815468 )Area Code 815-907 - ( - 815907 )
VERONA
Area Code 815-287 - (Ameritech Illinois - 815287 )
LOCKPORT
Area Code 815-221 - (Teleport Communications Group - Chicago - 815221 )Area Code 815-306 - (Focal Communications Corp Of Illinois - 815306 )Area Code 815-328 - (Focal Communications Corp Of Illinois - 815328 )Area Code 815-348 - (Heartland Communications, Inc. - 815348 )Area Code 815-461 - (Focal Communications Corp Of Illinois - 815461 )Area Code 815-512 - ( - 815512 )Area Code 815-524 - ( - 815524 )Area Code 815-552 - ( - 815552 )Area Code 815-588 - (Ameritech Illinois - 815588 )Area Code 815-660 - (Rcn Telecom Services Of Illinois, Inc. - Il - 815660 )Area Code 815-834 - (Ameritech Illinois - 815834 )Area Code 815-836 - (Ameritech Illinois - 815836 )Area Code 815-838 - (Ameritech Illinois - 815838 )Area Code 815-905 - (Icg Telecom Group - Il - 815905 )
ODELL
Area Code 815-998 - (Verizon North Inc.-il - 815998 )
DURAND
Area Code 815-248 - (Verizon North Inc.-il (contel) - 815248 )Area Code 815-629 - (Verizon North Inc.-il - 815629 )Area Code 815-805 - (Aero Communications, Inc. - Il - 815805 )Area Code 815-896 - (Aero Communications, Inc. - Il - 815896 )
ELWOOD
Area Code 815-423 - (Ameritech Illinois - 815423 )Area Code 815-424 - (Ameritech Illinois - 815424 )
LISBON
Area Code 815-736 - (Ameritech Illinois - 815736 )
ONARGA
Area Code 815-268 - (Ameritech Illinois - 815268 )
FRANKLIN GROVE
Area Code 815-350 - (Essex Telcom, Inc. - 815350 )Area Code 815-456 - (Verizon North Inc.-il (contel) - 815456 )
ASHKUM
Area Code 815-698 - (Verizon North Inc.-il - 815698 )Area Code 815-771 - (Rcn Telecom Services Of Illinois, Inc. - Il - 815771 )
GRAND RIDGE
Area Code 815-249 - (Verizon North Inc.-il - 815249 )
OHIO
Area Code 815-376 - (Verizon North Inc.-il - 815376 )
PRINCETON
Area Code 815-303 - (Illinois Valley Cellular Rsa 2-i Partnership - 815303 )Area Code 815-719 - (Nextel Communications - 815719 )Area Code 815-866 - (Illinois Valley Cellular Rsa 2-i Partnership - 815866 )Area Code 815-872 - (Verizon North Inc.-il - 815872 )Area Code 815-875 - (Verizon North Inc.-il - 815875 )Area Code 815-876 - (Verizon North Inc.-il - 815876 )Area Code 815-878 - (Southwestern Bell Mobile Systems, Llc - Il - 815878 )Area Code 815-879 - (Verizon North Inc.-il - 815879 )
ROCKFORD
Area Code 815-201 - (Heartland Communications, Inc. - 815201 )Area Code 815-202 - (Heartland Communications, Inc. - 815202 )Area Code 815-209 - (Icg Telecom Group - Il - 815209 )Area Code 815-218 - (Cellco Partnership Dba Verizon Wireless - Il - 815218 )Area Code 815-222 - (Cellco Partnership Dba Verizon Wireless - Il - 815222 )Area Code 815-226 - (Ameritech Illinois - 815226 )Area Code 815-227 - (Ameritech Illinois - 815227 )Area Code 815-229 - (Ameritech Illinois - 815229 )Area Code 815-231 - (Ameritech Illinois - 815231 )Area Code 815-242 - (Heartland Communications, Inc. - 815242 )Area Code 815-243 - (United States Cellular Corp. - 815243 )Area Code 815-262 - (Cellco Partnership Dba Verizon Wireless - Il - 815262 )Area Code 815-289 - (United States Cellular Corp. - Illinois - 815289 )Area Code 815-296 - (Weblink Wireless, Inc. - 815296 )Area Code 815-298 - (Cellco Partnership Dba Verizon Wireless - Il - 815298 )Area Code 815-299 - (United States Cellular Corp. - Illinois - 815299 )Area Code 815-315 - (Kmc Telecom V, Inc. - Il - 815315 )Area Code 815-316 - (Tds Metrocom Inc.-il - 815316 )Area Code 815-319 - (United States Cellular Corp. - 815319 )Area Code 815-378 - (Nextel Communications - 815378 )Area Code 815-381 - (Ameritech Illinois - 815381 )Area Code 815-387 - (Ameritech Illinois - 815387 )Area Code 815-391 - (Ameritech Illinois - 815391 )Area Code 815-394 - (Ameritech Illinois - 815394 )Area Code 815-395 - (Ameritech Illinois - 815395 )Area Code 815-397 - (Ameritech Illinois - 815397 )Area Code 815-398 - (Ameritech Illinois - 815398 )Area Code 815-399 - (Ameritech Illinois - 815399 )Area Code 815-400 - (Omniplex Communications Group, Llc - Il - 815400 )Area Code 815-470 - (Ameritech Illinois - 815470 )Area Code 815-480 - (Metrocall - 815480 )Area Code 815-484 - (Ameritech Illinois - 815484 )Area Code 815-489 - (Ameritech Illinois - 815489 )Area Code 815-490 - (Ameritech Illinois - 815490 )Area Code 815-494 - (United States Cellular Corp. - Illinois - 815494 )Area Code 815-505 - (T-mobile Usa, Inc. - 815505 )Area Code 815-509 - (Nextel Communications - 815509 )Area Code 815-516 - ( - 815516 )Area Code 815-519 - ( - 815519 )Area Code 815-520 - ( - 815520 )Area Code 815-540 - ( - 815540 )Area Code 815-543 - (United States Cellular Corp. - Illinois - 815543 )Area Code 815-558 - ( - 815558 )Area Code 815-580 - (At&t Local - 815580 )Area Code 815-608 - (T-mobile Usa, Inc. - 815608 )Area Code 815-621 - (Sprint Spectrum L.p. - 815621 )Area Code 815-670 - (Sprint Spectrum L.p. - 815670 )Area Code 815-681 - (Heartland Communications, Inc. - 815681 )Area Code 815-703 - (Nextel Communications - 815703 )Area Code 815-713 - (Kmc Telecom V, Inc. - Il - 815713 )Area Code 815-720 - (Ameritech Illinois - 815720 )Area Code 815-721 - (At&t Local - 815721 )Area Code 815-742 - (United States Cellular Corp. - Illinois - 815742 )Area Code 815-749 - (Answer America Dba Answer Usa - 815749 )Area Code 815-763 - (Answer America Dba Answer Usa - 815763 )Area Code 815-860 - (Source One Wireless - 815860 )Area Code 815-870 - (Heartland Communications, Inc. - 815870 )Area Code 815-871 - (United States Cellular Corp. - Illinois - 815871 )Area Code 815-914 - ( - 815914 )Area Code 815-921 - (Ameritech Illinois - 815921 )Area Code 815-961 - (Ameritech Illinois - 815961 )Area Code 815-962 - (Ameritech Illinois - 815962 )Area Code 815-963 - (Ameritech Illinois - 815963 )Area Code 815-964 - (Ameritech Illinois - 815964 )Area Code 815-965 - (Ameritech Illinois - 815965 )Area Code 815-966 - (Ameritech Illinois - 815966 )Area Code 815-967 - (Ameritech Illinois - 815967 )Area Code 815-968 - (Ameritech Illinois - 815968 )Area Code 815-969 - (Ameritech Illinois - 815969 )Area Code 815-971 - (Ameritech Illinois - 815971 )Area Code 815-972 - (Ameritech Illinois - 815972 )Area Code 815-977 - (Mci Worldcom Communications, Inc. - Il - 815977 )Area Code 815-978 - (Cellco Partnership Dba Verizon Wireless - Il - 815978 )Area Code 815-979 - (Cellco Partnership Dba Verizon Wireless - Il - 815979 )Area Code 815-983 - (Ameritech Mobile Services, Inc. - 815983 )Area Code 815-985 - (Cellco Partnership Dba Verizon Wireless - Il - 815985 )Area Code 815-986 - (Us Xchange Of Illinois Llc Dba Choice One Comm Il - 815986 )Area Code 815-987 - (Ameritech Illinois - 815987 )Area Code 815-988 - (United States Cellular Corp. - Illinois - 815988 )Area Code 815-997 - (Mcleodusa Telecommunications Services, Inc.- Il - 815997 )
SHABBONA
Area Code 815-824 - (Verizon North Inc.-il (contel) - 815824 )
DONOVAN
Area Code 815-486 - (Verizon North Inc.-il - 815486 )
MALDEN
Area Code 815-643 - (Verizon North Inc.-il - 815643 )
SHERIDAN
Area Code 815-496 - (Verizon North Inc.-il - 815496 )
MARTINTON
Area Code 815-428 - (Verizon North Inc.-il - 815428 )
UTICA
Area Code 815-310 - (Focal Communications Corp Of Illinois - 815310 )Area Code 815-371 - (Focal Communications Corp Of Illinois - 815371 )Area Code 815-408 - (Globalcom, Inc.-il - 815408 )Area Code 815-667 - (Ameritech Illinois - 815667 )Area Code 815-691 - (Rcn Telecom Services Of Illinois, Inc. - Il - 815691 )
RUTLAND
Area Code 815-863 - (Verizon North Inc.-il - 815863 )
PECATONICA
Area Code 815-239 - (Verizon North Inc.-il (contel) - 815239 )Area Code 815-247 - (Verizon North Inc.-il (contel) - 815247 )Area Code 815-804 - (Aero Communications, Inc. - Il - 815804 )Area Code 815-850 - (Aero Communications, Inc. - Il - 815850 )
WEST BROOKLYN
Area Code 815-628 - (Verizon North Inc.-il - 815628 )
APPLE RIVER
Area Code 815-492 - (Verizon North Inc.-il (contel) - 815492 )Area Code 815-594 - (Verizon North Inc.-il (contel) - 815594 )Area Code 815-813 - (Aero Communications, Inc. - Il - 815813 )
LA SALLE
Area Code 815-220 - (Ameritech Illinois - 815220 )Area Code 815-223 - (Ameritech Illinois - 815223 )Area Code 815-224 - (Ameritech Illinois - 815224 )Area Code 815-329 - (Heartland Communications, Inc. - 815329 )Area Code 815-410 - (Icg Telecom Group - Il - 815410 )Area Code 815-579 - (Sprint Spectrum L.p.- Il - 815579 )Area Code 815-780 - (Focal Communications Corp Of Illinois - 815780 )
RICHMOND
Area Code 815-678 - (Verizon North Inc.-il - 815678 )
CLIFTON
Area Code 815-694 - (Verizon North Inc.-il - 815694 )Area Code 815-918 - ( - 815918 )
TONICA
Area Code 815-442 - (Tonica Telephone Co. - 815442 )Area Code 815-856 - (Leonore Mutual Telephone Co. - 815856 )
MAPLE PARK
Area Code 815-827 - (Verizon North Inc.-il (contel) - 815827 )
GILMAN
Area Code 815-265 - (Ameritech Illinois - 815265 )Area Code 815-707 - (Icg Telecom Group - Il - 815707 )Area Code 815-783 - (Rcn Telecom Services Of Illinois, Inc. - Il - 815783 )
STRAWN
Area Code 815-688 - (Verizon North Inc.-il - 815688 )
PAW PAW
Area Code 815-627 - (Verizon North Inc.-il - 815627 )
SANDWICH
Area Code 815-570 - (Level 3 Communications, Llc - Il - 815570 )Area Code 815-786 - (Verizon North Inc.-il - 815786 )
CULLOM
Area Code 815-689 - (Frontier Communications Of Illinois, Inc. - 815689 )
MORRIS
Area Code 815-318 - (Focal Communications Corp Of Illinois - 815318 )Area Code 815-364 - (Focal Communications Corp Of Illinois - 815364 )Area Code 815-413 - (Globalcom, Inc.-il - 815413 )Area Code 815-416 - (Ameritech Illinois - 815416 )Area Code 815-513 - ( - 815513 )Area Code 815-532 - ( - 815532 )Area Code 815-585 - (Level 3 Communications, Llc - Il - 815585 )Area Code 815-661 - (Rcn Telecom Services Of Illinois, Inc. - Il - 815661 )Area Code 815-705 - (Teleport Communications Group - Chicago - 815705 )Area Code 815-710 - (At&t Local - 815710 )Area Code 815-941 - ( - 815941 )Area Code 815-942 - ( - 815942 )
LOSTANT
Area Code 815-368 - (Verizon North Inc.-il - 815368 )
KANKAKEE
Area Code 815-214 - (Rcn Telecom Services Of Illinois, Inc. - Il - 815214 )Area Code 815-216 - (Cellco Partnership Dba Verizon Wireless - Il - 815216 )Area Code 815-263 - (Cellco Partnership Dba Verizon Wireless - Il - 815263 )Area Code 815-278 - (Cellco Partnership Dba Verizon Wireless - Il - 815278 )Area Code 815-279 - (Ameritech Mobile Services, Inc. - 815279 )Area Code 815-295 - (Teleport Communications Group - Chicago - 815295 )Area Code 815-304 - (Focal Communications Corp Of Illinois - 815304 )Area Code 815-320 - (Heartland Communications, Inc. - 815320 )Area Code 815-351 - (Cellco Partnership Dba Verizon Wireless - Il - 815351 )Area Code 815-352 - (Focal Communications Corp Of Illinois - 815352 )Area Code 815-370 - (Cellco Partnership Dba Verizon Wireless - Il - 815370 )Area Code 815-386 - (Cellco Partnership Dba Verizon Wireless - Il - 815386 )Area Code 815-401 - (Kmc Telecom V, Inc. - Il - 815401 )Area Code 815-523 - ( - 815523 )Area Code 815-549 - (Sprint Spectrum L.p.- Il - 815549 )Area Code 815-573 - (Icg Telecom Group - Il - 815573 )Area Code 815-592 - (Cellco Partnership Dba Verizon Wireless - Il - 815592 )Area Code 815-602 - (Globalcom, Inc.-il - 815602 )Area Code 815-603 - (T-mobile Usa, Inc. - 815603 )Area Code 815-614 - (Sprint Communications Company, L.p. - Il - 815614 )Area Code 815-802 - (Ameritech Illinois - 815802 )Area Code 815-839 - (Xo Illinois, Inc. - 815839 )Area Code 815-851 - (Arch Wireless Holdings, Inc. - 815851 )Area Code 815-922 - (Cellco Partnership Dba Verizon Wireless - Il - 815922 )Area Code 815-928 - (Ameritech Illinois - 815928 )Area Code 815-929 - (Ameritech Illinois - 815929 )Area Code 815-932 - ( - 815932 )Area Code 815-933 - ( - 815933 )Area Code 815-935 - ( - 815935 )Area Code 815-936 - ( - 815936 )Area Code 815-937 - ( - 815937 )Area Code 815-939 - ( - 815939 )Area Code 815-953 - (Cellco Partnership Dba Verizon Wireless - Il - 815953 )Area Code 815-954 - (Cellco Partnership Dba Verizon Wireless - Il - 815954 )
LANARK
Area Code 815-493 - (Citizens Telecom Co Illinois-frontier Citizens -il - 815493 )Area Code 815-658 - (Essex Telcom, Inc. - 815658 )
CALEDONIA
Area Code 815-292 - (Bergen Telephone Co. - Illinois - 815292 )Area Code 815-885 - (Verizon North Inc.-il - 815885 )
DAKOTA
Area Code 815-449 - (Verizon North Inc.-il (contel) - 815449 )Area Code 815-563 - (Verizon North Inc.-il (contel) - 815563 )Area Code 815-812 - (Aero Communications, Inc. - Il - 815812 )Area Code 815-816 - (Aero Communications, Inc. - Il - 815816 )
SAVANNA
Area Code 815-273 - (Gallatin River Communications - 815273 )Area Code 815-551 - ( - 815551 )
HENNEPIN
Area Code 815-659 - (Verizon North Inc.-il - 815659 )Area Code 815-925 - (Verizon North Inc.-il - 815925 )
FLANAGAN
Area Code 815-796 - (Frontier Communications Of Prairie, Inc. - 815796 )
SENECA
Area Code 815-357 - (Ameritech Illinois - 815357 )Area Code 815-415 - (Ameritech Illinois - 815415 )Area Code 815-769 - (Focal Communications Corp Of Illinois - 815769 )
MONROE CENTER
Area Code 815-393 - (Verizon North Inc.-il (contel) - 815393 )
KINSMAN
Area Code 815-392 - (Kinsman Mutual Telephone Co. - 815392 )
GRANVILLE
Area Code 815-339 - (Verizon North Inc.-il (contel) - 815339 )
LADD
Area Code 815-894 - (Verizon North Inc.-il - 815894 )
LENA
Area Code 815-369 - (Verizon North Inc.-il (contel) - 815369 )Area Code 815-809 - (Aero Communications, Inc. - Il - 815809 )
FORREST
Area Code 815-657 - (Ameritech Illinois - 815657 )
OTTAWA
Area Code 815-313 - (Focal Communications Corp Of Illinois - 815313 )Area Code 815-366 - (Focal Communications Corp Of Illinois - 815366 )Area Code 815-431 - (Ameritech Illinois - 815431 )Area Code 815-433 - (Ameritech Illinois - 815433 )Area Code 815-434 - (Ameritech Illinois - 815434 )Area Code 815-587 - (Icg Telecom Group - Il - 815587 )Area Code 815-606 - (Globalcom, Inc.-il - 815606 )Area Code 815-617 - (At&t Local - 815617 )Area Code 815-640 - (Teleport Communications Group - Chicago - 815640 )Area Code 815-665 - (Rcn Telecom Services Of Illinois, Inc. - Il - 815665 )Area Code 815-981 - (Level 3 Communications, Llc - Il - 815981 )
ROCHELLE
Area Code 815-561 - ( - 815561 )Area Code 815-562 - (Verizon North Inc.-il (contel) - 815562 )Area Code 815-917 - ( - 815917 )
CHATSWORTH
Area Code 815-635 - (Verizon North Inc.-il - 815635 )
ASHTON
Area Code 815-453 - (Verizon North Inc.-il (contel) - 815453 )Area Code 815-843 - (Essex Telcom, Inc. - 815843 )
JOLIET
Area Code 815-203 - (Heartland Communications, Inc. - 815203 )Area Code 815-207 - (At&t Local - 815207 )Area Code 815-210 - (Southwestern Bell Mobile Systems, Llc - Il - 815210 )Area Code 815-212 - (At&t Local - 815212 )Area Code 815-240 - (Source One Wireless - 815240 )Area Code 815-258 - (Southwestern Bell Mobile Systems, Llc - Il - 815258 )Area Code 815-260 - (United States Cellular Corp. - 815260 )Area Code 815-272 - (Mci Worldcom Communications, Inc. - Il - 815272 )Area Code 815-274 - (Southwestern Bell Mobile Systems, Llc - Il - 815274 )Area Code 815-280 - (Teleport Communications Group - Chicago - 815280 )Area Code 815-283 - (A Beep Llc - 815283 )Area Code 815-302 - (Sprint Spectrum L.p. - 815302 )Area Code 815-324 - (Arch Wireless Holdings, Inc. - 815324 )Area Code 815-325 - (Southwestern Bell Mobile Systems, Llc - Il - 815325 )Area Code 815-341 - (At&t Wireless Services, Inc. - 815341 )Area Code 815-342 - (At&t Wireless Services, Inc. - 815342 )Area Code 815-373 - (Source One Wireless - 815373 )Area Code 815-374 - (Source One Wireless - 815374 )Area Code 815-405 - (Nextel Communications - 815405 )Area Code 815-460 - (Globalcom, Inc.-il - 815460 )Area Code 815-474 - (Southwestern Bell Mobile Systems, Llc - Il - 815474 )Area Code 815-483 - (Sprint Spectrum L.p. - 815483 )Area Code 815-491 - (Arch Wireless Holdings, Inc. - 815491 )Area Code 815-510 - ( - 815510 )Area Code 815-514 - ( - 815514 )Area Code 815-530 - ( - 815530 )Area Code 815-531 - ( - 815531 )Area Code 815-545 - (Southwestern Bell Mobile Systems, Llc - Il - 815545 )Area Code 815-546 - (At&t Wireless Services, Inc. - 815546 )Area Code 815-553 - ( - 815553 )Area Code 815-557 - ( - 815557 )Area Code 815-600 - (Egix Network Services, Inc. - Il - 815600 )Area Code 815-651 - (Rcn Telecom Services Of Illinois, Inc. - Il - 815651 )Area Code 815-668 - (Ameritech Mobile Services, Inc. - 815668 )Area Code 815-671 - (Level 3 Communications, Llc - Il - 815671 )Area Code 815-685 - (Southwestern Bell Mobile Systems, Llc - Il - 815685 )Area Code 815-690 - (United States Cellular Corp. - 815690 )Area Code 815-693 - (Nextel Communications - 815693 )Area Code 815-714 - (Sprint Communications Company, L.p. - Il - 815714 )Area Code 815-715 - (At&t Wireless Services, Inc. - 815715 )Area Code 815-722 - (Ameritech Illinois - 815722 )Area Code 815-723 - (Ameritech Illinois - 815723 )Area Code 815-724 - (Ameritech Illinois - 815724 )Area Code 815-725 - (Ameritech Illinois - 815725 )Area Code 815-726 - (Ameritech Illinois - 815726 )Area Code 815-727 - (Ameritech Illinois - 815727 )Area Code 815-729 - (Ameritech Illinois - 815729 )Area Code 815-730 - (Ameritech Illinois - 815730 )Area Code 815-735 - (Southwestern Bell Mobile Systems, Llc - Il - 815735 )Area Code 815-740 - (Ameritech Illinois - 815740 )Area Code 815-741 - (Ameritech Illinois - 815741 )Area Code 815-744 - (Ameritech Illinois - 815744 )Area Code 815-768 - (Ameritech Illinois - 815768 )Area Code 815-773 - (Ameritech Illinois - 815773 )Area Code 815-774 - (Ameritech Illinois - 815774 )Area Code 815-791 - (Nextel Communications - 815791 )Area Code 815-823 - (Xo Illinois, Inc. - 815823 )Area Code 815-846 - (Focal Communications Corp Of Illinois - 815846 )Area Code 815-904 - (Southwestern Bell Mobile Systems, Llc - Il - 815904 )Area Code 815-913 - ( - 815913 )Area Code 815-919 - (T-mobile Usa, Inc. - 815919 )Area Code 815-927 - (Focal Communications Corp Of Illinois - 815927 )Area Code 815-931 - ( - 815931 )Area Code 815-955 - (Nextel Communications - 815955 )Area Code 815-999 - (Egix Network Services, Inc. - Il - 815999 )
MAGNOLIA
Area Code 815-869 - (Verizon North Inc.-il - 815869 )
SOMONAUK
Area Code 815-498 - (Verizon North Inc.-il - 815498 )Area Code 815-797 - (Kmc Telecom V, Inc. - Il - 815797 )
ORANGEVILLE
Area Code 815-789 - (Verizon North Inc.-il (contel) - 815789 )Area Code 815-819 - (Aero Communications, Inc. - Il - 815819 )
WARREN
Area Code 815-745 - (Verizon North Inc.-il (contel) - 815745 )Area Code 815-818 - (Aero Communications, Inc. - Il - 815818 )
GENOA
Area Code 815-784 - (Verizon North Inc.-il (contel) - 815784 )
MILFORD
Area Code 815-682 - (Verizon South Inc.-il (alltel) - 815682 )Area Code 815-889 - (Verizon South Inc.-il (alltel) - 815889 )
WENONA
Area Code 815-853 - (Verizon North Inc.-il - 815853 )
GARDEN PRAIRIE
Area Code 815-597 - (Verizon North Inc.-il - 815597 )
BEAVERVILLE
Area Code 815-435 - (Verizon North Inc.-il - 815435 )
GALENA
Area Code 815-776 - (Ameritech Illinois - 815776 )Area Code 815-777 - (Ameritech Illinois - 815777 )
COAL CITY
Area Code 815-518 - ( - 815518 )Area Code 815-634 - (Ameritech Illinois - 815634 )Area Code 815-709 - (Icg Telecom Group - Il - 815709 )Area Code 815-915 - ( - 815915 )
CHEBANSE
Area Code 815-697 - (Verizon North Inc.-il - 815697 )Area Code 815-781 - (Rcn Telecom Services Of Illinois, Inc. - Il - 815781 )
HARDING
Area Code 815-792 - (Ameritech Illinois - 815792 )
WINNEBAGO
Area Code 815-335 - (Verizon North Inc.-il - 815335 )Area Code 815-891 - (Aero Communications, Inc. - Il - 815891 )
REDDICK
Area Code 815-365 - (Verizon North Inc.-il - 815365 )
MARSEILLES
Area Code 815-750 - (Marseilles Telephone Co. Of Marseilles - 815750 )Area Code 815-794 - (Marseilles Telephone Co. Of Marseilles - 815794 )Area Code 815-795 - (Marseilles Telephone Co. Of Marseilles - 815795 )
MORRISON
Area Code 815-583 - (Essex Telcom, Inc. - 815583 )Area Code 815-772 - (Citizens Telecom Co Illinois-frontier Citizens -il - 815772 )
OREGON
Area Code 815-595 - (At&t Local - 815595 )Area Code 815-732 - (Verizon North Inc.-il (contel) - 815732 )Area Code 815-881 - (Essex Telcom, Inc. - 815881 )
LEAF RIVER
Area Code 815-738 - (Leaf River Telephone Co. - 815738 )Area Code 815-960 - (North County Communications Corp. - Ca - 815960 )
CABERY
Area Code 815-949 - ( - 815949 )
FRANKFORT
Area Code 815-277 - (Teleport Communications Group - Chicago - 815277 )Area Code 815-412 - (Focal Communications Corp Of Illinois - 815412 )Area Code 815-464 - (Ameritech Illinois - 815464 )Area Code 815-469 - (Ameritech Illinois - 815469 )Area Code 815-534 - ( - 815534 )Area Code 815-806 - (Ameritech Illinois - 815806 )
MT CARROLL
Area Code 815-244 - (Gallatin River Communications - 815244 )Area Code 815-613 - (Essex Telcom, Inc. - 815613 )
COMPTON
Area Code 815-497 - (Verizon North Inc.-il - 815497 )
GARDNER
Area Code 815-237 - (Ameritech Illinois - 815237 )Area Code 815-305 - (Focal Communications Corp Of Illinois - 815305 )Area Code 815-346 - (Focal Communications Corp Of Illinois - 815346 )Area Code 815-504 - (Globalcom, Inc.-il - 815504 )Area Code 815-649 - (Rcn Telecom Services Of Illinois, Inc. - Il - 815649 )Area Code 815-940 - ( - 815940 )
WATSEKA
Area Code 815-432 - (Ameritech Illinois - 815432 )Area Code 815-471 - (Illinois Valley Cellular Rsa 2-i Partnership - 815471 )Area Code 815-473 - (Verizon South Inc.-il (alltel) - 815473 )Area Code 815-515 - ( - 815515 )Area Code 815-785 - (Rcn Telecom Services Of Illinois, Inc. - Il - 815785 )
EMINGTON
Area Code 815-567 - (Verizon North Inc.-il - 815567 )Area Code 815-934 - ( - 815934 )
FULTON
Area Code 815-559 - ( - 815559 )Area Code 815-589 - (Citizens Telecom Co Illinois-frontier Citizens -il - 815589 )
LONG POINT
Area Code 815-854 - (Verizon North Inc.-il - 815854 )
DAVIS
Area Code 815-831 - (Aero Communications, Inc. - Il - 815831 )Area Code 815-865 - (Verizon North Inc.-il (contel) - 815865 )
WALNUT
Area Code 815-379 - (Verizon North Inc.-il - 815379 )
CRYSTAL LAKE
Area Code 815-204 - (Heartland Communications, Inc. - 815204 )Area Code 815-261 - (Mci Worldcom Communications, Inc. - Il - 815261 )Area Code 815-276 - (Teleport Communications Group - Chicago - 815276 )Area Code 815-301 - (Focal Communications Corp Of Illinois - 815301 )Area Code 815-356 - (Ameritech Illinois - 815356 )Area Code 815-404 - (Sprint Spectrum L.p. - 815404 )Area Code 815-425 - (Focal Communications Corp Of Illinois - 815425 )Area Code 815-444 - (Ameritech Illinois - 815444 )Area Code 815-455 - (Ameritech Illinois - 815455 )Area Code 815-459 - (Ameritech Illinois - 815459 )Area Code 815-477 - (Ameritech Illinois - 815477 )Area Code 815-479 - (Ameritech Illinois - 815479 )Area Code 815-526 - ( - 815526 )Area Code 815-788 - (Ameritech Illinois - 815788 )
FAIRBURY
Area Code 815-692 - (Verizon North Inc.-il - 815692 )
STERLING
Area Code 815-380 - (Essex Telcom, Inc. - 815380 )Area Code 815-441 - (Cellco Partnership Dba Verizon Wireless - Il - 815441 )Area Code 815-499 - (United States Cellular Corp. - Illinois - 815499 )Area Code 815-535 - ( - 815535 )Area Code 815-548 - (Ameritech Illinois - 815548 )Area Code 815-564 - (Ameritech Illinois - 815564 )Area Code 815-590 - (Sprint Spectrum L.p.- Il - 815590 )Area Code 815-622 - (Ameritech Illinois - 815622 )Area Code 815-625 - (Ameritech Illinois - 815625 )Area Code 815-626 - (Ameritech Illinois - 815626 )Area Code 815-631 - (Ameritech Illinois - 815631 )Area Code 815-632 - (Ameritech Illinois - 815632 )Area Code 815-716 - (Nextel Partners Operating Corp. - 815716 )Area Code 815-718 - (United States Cellular Corp. - Illinois - 815718 )Area Code 815-799 - (Sprint Communications Company, L.p. - Il - 815799 )
BELVIDERE
Area Code 815-544 - (Verizon North Inc.-il - 815544 )Area Code 815-547 - (Verizon North Inc.-il - 815547 )Area Code 815-566 - (Icg Telecom Group - Il - 815566 )Area Code 815-912 - ( - 815912 )Area Code 815-975 - (At&t Wireless Services, Inc. - 815975 )
CHICAGO
Area Code 815-300 - (Ameritech Illinois - 815300 )
SHANNON
Area Code 815-864 - (Citizens Telecom Co Illinois-frontier Citizens -il - 815864 )Area Code 815-892 - (Essex Telcom, Inc. - 815892 )
GRANT PARK
Area Code 815-465 - (Ameritech Illinois - 815465 )Area Code 815-466 - (Ameritech Illinois - 815466 )Area Code 815-550 - (Focal Communications Corp Of Illinois - 815550 )Area Code 815-605 - (Icg Telecom Group - Il - 815605 )
PUTNAM
Area Code 815-437 - (Verizon North Inc.-il (contel) - 815437 )
ELIZABETH
Area Code 815-598 - (Verizon North Inc.-il (contel) - 815598 )Area Code 815-820 - (Aero Communications, Inc. - Il - 815820 )Area Code 815-858 - (Verizon North Inc.-il (contel) - 815858 )Area Code 815-898 - (Aero Communications, Inc. - Il - 815898 )
PEARL CITY
Area Code 815-443 - (Verizon North Inc.-il (contel) - 815443 )Area Code 815-810 - (Aero Communications, Inc. - Il - 815810 )
PIPER CITY
Area Code 815-686 - (Verizon North Inc.-il - 815686 )
SPRING GROVE
Area Code 815-675 - (Verizon North Inc.-il - 815675 )
UNION
Area Code 815-506 - (Icg Telecom Group - Il - 815506 )Area Code 815-923 - (Ameritech Illinois - 815923 )
MCHENRY
Area Code 815-271 - (Mci Worldcom Communications, Inc. - Il - 815271 )Area Code 815-307 - (Focal Communications Corp Of Illinois - 815307 )Area Code 815-322 - (Teleport Communications Group - Chicago - 815322 )Area Code 815-331 - (Focal Communications Corp Of Illinois - 815331 )Area Code 815-344 - (Ameritech Illinois - 815344 )Area Code 815-349 - (Xo Illinois, Inc. - 815349 )Area Code 815-363 - (Ameritech Illinois - 815363 )Area Code 815-385 - (Ameritech Illinois - 815385 )Area Code 815-388 - (Teleport Communications Group - Chicago - 815388 )Area Code 815-403 - (Sprint Spectrum L.p. - 815403 )Area Code 815-430 - (Globalcom, Inc.-il - 815430 )Area Code 815-528 - ( - 815528 )Area Code 815-578 - (Ameritech Illinois - 815578 )Area Code 815-669 - (Level 3 Communications, Llc - Il - 815669 )Area Code 815-679 - (Rcn Telecom Services Of Illinois, Inc. - Il - 815679 )Area Code 815-759 - ( - 815759 )Area Code 815-903 - (Ameritech Mobile Services, Inc. - 815903 )
FREEPORT
Area Code 815-232 - (Verizon North Inc.-il (contel) - 815232 )Area Code 815-233 - (Verizon North Inc.-il (contel) - 815233 )Area Code 815-235 - (Verizon North Inc.-il (contel) - 815235 )Area Code 815-238 - (Cellco Partnership Dba Verizon Wireless - Il - 815238 )Area Code 815-266 - (Verizon North Inc.-il (contel) - 815266 )Area Code 815-275 - (Cellco Partnership Dba Verizon Wireless - Il - 815275 )Area Code 815-291 - (United States Cellular Corp. - Illinois - 815291 )Area Code 815-297 - (Verizon North Inc.-il (contel) - 815297 )Area Code 815-541 - (United States Cellular Corp. - Illinois - 815541 )Area Code 815-599 - (Verizon North Inc.-il (contel) - 815599 )Area Code 815-650 - (At&t Local - 815650 )Area Code 815-656 - (Level 3 Communications, Llc - Il - 815656 )Area Code 815-801 - (Aero Communications, Inc. - Il - 815801 )Area Code 815-821 - (Kmc Telecom V, Inc. - Il - 815821 )Area Code 815-908 - ( - 815908 )Area Code 815-990 - (Cellco Partnership Dba Verizon Wireless - Il - 815990 )
NORTHBROOK
Area Code 815-241 - (Airtouch Paging - Illinois - 815241 )
WYANET
Area Code 815-699 - (Verizon North Inc.-il - 815699 )
STOCKTON
Area Code 815-840 - (Aero Communications, Inc. - Il - 815840 )Area Code 815-947 - ( - 815947 )
ST ANNE
Area Code 815-422 - (Ameritech Illinois - 815422 )Area Code 815-427 - (Ameritech Illinois - 815427 )
MT MORRIS
Area Code 815-734 - (Verizon North Inc.-il (contel) - 815734 )Area Code 815-841 - (Essex Telcom, Inc. - 815841 )
RANSOM
Area Code 815-586 - (C-r Telephone Co. - 815586 )
ROSCOE
Area Code 815-623 - (Verizon North Inc.-il - 815623 )Area Code 815-696 - (Aero Communications, Inc. - Il - 815696 )
WONDER LAKE
Area Code 815-323 - (Comcast Phone Of Illinois, Llc - Il - 815323 )Area Code 815-653 - (Verizon North Inc.-il - 815653 )Area Code 815-728 - (Verizon North Inc.-il - 815728 )
POPLAR GROVE
Area Code 815-765 - (Verizon North Inc.-il - 815765 )
BELOIT
Area Code 815-389 - (Ameritech Illinois - 815389 )Area Code 815-525 - ( - 815525 )Area Code 815-704 - (Mcleodusa Telecommunications Services, Inc.- Il - 815704 )
PONTIAC
Area Code 815-419 - (At&t Local - 815419 )Area Code 815-842 - (Verizon North Inc.-il - 815842 )Area Code 815-844 - (Verizon North Inc.-il - 815844 )Area Code 815-848 - (Illinois Valley Cellular Rsa 2-i Partnership - 815848 )Area Code 815-867 - (Nextel Partners Operating Corp. - 815867 )
STREATOR
Area Code 815-257 - (Illinois Valley Cellular Rsa 2-i Partnership - 815257 )Area Code 815-672 - (Verizon North Inc.-il - 815672 )Area Code 815-673 - (Verizon North Inc.-il - 815673 )Area Code 815-674 - (Southwestern Bell Mobile Systems, Llc - Il - 815674 )Area Code 815-822 - (Southwestern Bell Mobile Systems, Llc - Il - 815822 )
SYCAMORE
Area Code 815-739 - (Nextel Communications - 815739 )Area Code 815-895 - (Verizon North Inc.-il (contel) - 815895 )Area Code 815-899 - (Verizon North Inc.-il (contel) - 815899 )Area Code 815-970 - (Nextel Communications - 815970 )Area Code 815-991 - (Essex Telcom, Inc. - 815991 )
LA MOILLE
Area Code 815-638 - (Verizon North Inc.-il - 815638 )
SAINT ANNE
Area Code 815-944 - ( - 815944 )
WATERMAN
Area Code 815-264 - (Verizon North Inc.-il (contel) - 815264 )
CORNELL
Area Code 815-358 - (C-r Telephone Co. - 815358 )
DANFORTH
Area Code 815-269 - (Verizon South Inc.-il (alltel) - 815269 )
DEKALB
Area Code 815-375 - (United States Cellular Corp. - 815375 )Area Code 815-501 - (Sprint Spectrum L.p. - 815501 )Area Code 815-593 - (At&t Local - 815593 )Area Code 815-746 - (Verizon North Inc.-il (contel) - 815746 )Area Code 815-748 - (Verizon North Inc.-il (contel) - 815748 )Area Code 815-751 - ( - 815751 )Area Code 815-752 - ( - 815752 )Area Code 815-753 - ( - 815753 )Area Code 815-754 - ( - 815754 )Area Code 815-755 - ( - 815755 )Area Code 815-756 - ( - 815756 )Area Code 815-757 - ( - 815757 )Area Code 815-758 - ( - 815758 )Area Code 815-761 - ( - 815761 )Area Code 815-762 - (Cellco Partnership Dba Verizon Wireless - Il - 815762 )Area Code 815-764 - (United States Cellular Corp. - Illinois - 815764 )Area Code 815-766 - (United States Cellular Corp. - Illinois - 815766 )Area Code 815-787 - (Verizon North Inc.-il (contel) - 815787 )Area Code 815-793 - (T-mobile Usa, Inc. - 815793 )Area Code 815-862 - (Heartland Communications, Inc. - 815862 )Area Code 815-909 - ( - 815909 )
MILLEDGEVILLE
Area Code 815-225 - (Citizens Telecom Co Illinois-frontier Citizens -il - 815225 )Area Code 815-336 - (Citizens Telecom Co Illinois-frontier Citizens -il - 815336 )Area Code 815-655 - (Essex Telcom, Inc. - 815655 )Area Code 815-798 - (Essex Telcom, Inc. - 815798 )
CRESCENT CITY
Area Code 815-317 - (Focal Communications Corp Of Illinois - 815317 )Area Code 815-330 - (Globalcom, Inc.-il - 815330 )Area Code 815-377 - (Focal Communications Corp Of Illinois - 815377 )Area Code 815-383 - (Southwestern Bell Mobile Systems, Llc - Il - 815383 )Area Code 815-644 - (Rcn Telecom Services Of Illinois, Inc. - Il - 815644 )Area Code 815-683 - (Ameritech Illinois - 815683 )
PLAINFIELD
Area Code 815-230 - (Focal Communications Corp Of Illinois - 815230 )Area Code 815-254 - (Ameritech Illinois - 815254 )Area Code 815-267 - (Mci Worldcom Communications, Inc. - Il - 815267 )Area Code 815-327 - (Focal Communications Corp Of Illinois - 815327 )Area Code 815-436 - (Ameritech Illinois - 815436 )Area Code 815-439 - (Ameritech Illinois - 815439 )Area Code 815-487 - (Globalcom, Inc.-il - 815487 )Area Code 815-556 - ( - 815556 )Area Code 815-577 - (Ameritech Illinois - 815577 )Area Code 815-609 - (Ameritech Illinois - 815609 )Area Code 815-676 - (Level 3 Communications, Llc - Il - 815676 )Area Code 815-733 - (Rcn Telecom Services Of Illinois, Inc. - Il - 815733 )Area Code 815-782 - (Focal Communications Corp Of Illinois - 815782 )
LYNDON
Area Code 815-706 - (Essex Telcom, Inc. - 815706 )Area Code 815-778 - (Citizens Telecom Co Illinois-frontier Citizens -il - 815778 )
CHADWICK
Area Code 815-684 - (Citizens Telecom Co Illinois-frontier Citizens -il - 815684 )Area Code 815-829 - (Essex Telcom, Inc. - 815829 )
HARMON
Area Code 815-359 - (Gallatin River Communications - 815359 )Area Code 815-574 - (Essex Telcom, Inc. - 815574 )
CHERRY VALLEY
Area Code 815-332 - (Verizon North Inc.-il - 815332 )
DWIGHT
Area Code 815-584 - (Ameritech Illinois - 815584 )
MC NABB
Area Code 815-882 - (Mcnabb Telephone Co. - 815882 )
AMBOY
Area Code 815-857 - (Verizon North Inc.-il (contel) - 815857 )Area Code 815-951 - ( - 815951 )
MARENGO
Area Code 815-568 - (Ameritech Illinois - 815568 )Area Code 815-572 - (Focal Communications Corp Of Illinois - 815572 )
LELAND
Area Code 815-495 - (Verizon North Inc.-il - 815495 )
NEW MILFORD
Area Code 815-873 - (Verizon North Inc.-il - 815873 )Area Code 815-874 - (Verizon North Inc.-il - 815874 )Area Code 815-890 - (Aero Communications, Inc. - Il - 815890 )
LA GRANGE PARK
Area Code 815-205 - (Heartland Communications, Inc. - 815205 )Area Code 815-294 - (Heartland Communications, Inc. - 815294 )Area Code 815-481 - (Illinois Valley Cellular Rsa 2-i Partnership - 815481 )Area Code 815-488 - (Illinois Valley Cellular Rsa 2-i Partnership - 815488 )Area Code 815-533 - ( - 815533 )Area Code 815-536 - ( - 815536 )Area Code 815-767 - (Ameritech Mobile Services, Inc. - 815767 )
TOLUCA
Area Code 815-452 - (Verizon North Inc.-il - 815452 )
EARLVILLE
Area Code 815-246 - (Verizon North Inc.-il - 815246 )
HANOVER
Area Code 815-591 - (Verizon North Inc.-il (contel) - 815591 )Area Code 815-817 - (Aero Communications, Inc. - Il - 815817 )
BRAIDWOOD
Area Code 815-417 - (Ameritech Illinois - 815417 )Area Code 815-458 - (Ameritech Illinois - 815458 )
SUBLETTE
Area Code 815-360 - (Essex Telcom, Inc. - 815360 )Area Code 815-849 - (Verizon North Inc.-il (contel) - 815849 )
MOMENCE
Area Code 815-472 - (Ameritech Illinois - 815472 )Area Code 815-507 - (Icg Telecom Group - Il - 815507 )Area Code 815-662 - (Level 3 Communications, Llc - Il - 815662 )
ROMEOVILLE
Area Code 815-293 - (Ameritech Illinois - 815293 )Area Code 815-372 - (Ameritech Illinois - 815372 )Area Code 815-407 - (Ameritech Illinois - 815407 )Area Code 815-886 - (Ameritech Illinois - 815886 )
TISKILWA
Area Code 815-646 - (Verizon North Inc.-il - 815646 )
HINCKLEY
Area Code 815-286 - (Verizon North Inc.-il (contel) - 815286 )
DIXON
Area Code 815-284 - (Gallatin River Communications - 815284 )Area Code 815-285 - (Gallatin River Communications - 815285 )Area Code 815-288 - (Gallatin River Communications - 815288 )Area Code 815-440 - (Cellco Partnership Dba Verizon Wireless - Il - 815440 )Area Code 815-604 - (Essex Telcom, Inc. - 815604 )Area Code 815-652 - (Gallatin River Communications - 815652 )Area Code 815-835 - (Essex Telcom, Inc. - 815835 )Area Code 815-973 - (United States Cellular Corp. - Illinois - 815973 )Area Code 815-994 - (Nextel Communications - 815994 )
CAPRON
Area Code 815-569 - (Verizon North Inc.-il - 815569 )Area Code 815-737 - (Sharon Telephone Co. - Illinois - 815737 )
HARVARD
Area Code 815-560 - ( - 815560 )Area Code 815-712 - (Nextel Communications - 815712 )Area Code 815-884 - (Ameritech Illinois - 815884 )Area Code 815-887 - (Teleport Communications Group - Chicago - 815887 )Area Code 815-943 - ( - 815943 )
ROCKTON
Area Code 815-619 - (Aero Communications, Inc. - Il - 815619 )Area Code 815-624 - (Verizon North Inc.-il - 815624 )
STILLMAN VALLEY
Area Code 815-645 - (Verizon North Inc.-il - 815645 )
MC CONNELL
Area Code 815-833 - (Aero Communications, Inc. - Il - 815833 )Area Code 815-868 - (Verizon North Inc.-il (contel) - 815868 )

Other Information about area code 815 in Illinois

  • State Information Resources for Illinois (Source: State Information)
  • CitySites Pages for Illinois (Source: Official CitySites)
  • Wikipedia Article on Area Code 815 (Source: Wikipedia)