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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 -


MAZON
Area Code 815-448 - (Ameritech Illinois - 815448 )
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 )
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 )
WINSLOW
Area Code 815-367 - (Verizon North Inc.-il (contel) - 815367 )Area Code 815-808 - (Aero Communications, Inc. - Il - 815808 )
ROCKTON
Area Code 815-619 - (Aero Communications, Inc. - Il - 815619 )Area Code 815-624 - (Verizon North Inc.-il - 815624 )
ROSCOE
Area Code 815-623 - (Verizon North Inc.-il - 815623 )Area Code 815-696 - (Aero Communications, Inc. - Il - 815696 )
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 )
GRANVILLE
Area Code 815-339 - (Verizon North Inc.-il (contel) - 815339 )
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 )
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 )
WARREN
Area Code 815-745 - (Verizon North Inc.-il (contel) - 815745 )Area Code 815-818 - (Aero Communications, Inc. - Il - 815818 )
CLIFTON
Area Code 815-694 - (Verizon North Inc.-il - 815694 )Area Code 815-918 - ( - 815918 )
GRAND RIDGE
Area Code 815-249 - (Verizon North Inc.-il - 815249 )
ROCK FALLS
Area Code 815-251 - (Gallatin River Communications - 815251 )Area Code 815-859 - (Essex Telcom, Inc. - 815859 )
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 )
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 )
DAVIS
Area Code 815-831 - (Aero Communications, Inc. - Il - 815831 )Area Code 815-865 - (Verizon North Inc.-il (contel) - 815865 )
DANFORTH
Area Code 815-269 - (Verizon South Inc.-il (alltel) - 815269 )
MORRISON
Area Code 815-583 - (Essex Telcom, Inc. - 815583 )Area Code 815-772 - (Citizens Telecom Co Illinois-frontier Citizens -il - 815772 )
SHEFFIELD
Area Code 815-445 - (Verizon North Inc.-il - 815445 )Area Code 815-454 - (Verizon North Inc.-il - 815454 )
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 )
ORANGEVILLE
Area Code 815-789 - (Verizon North Inc.-il (contel) - 815789 )Area Code 815-819 - (Aero Communications, Inc. - Il - 815819 )
TISKILWA
Area Code 815-646 - (Verizon North Inc.-il - 815646 )
HENNEPIN
Area Code 815-659 - (Verizon North Inc.-il - 815659 )Area Code 815-925 - (Verizon North Inc.-il - 815925 )
HARMON
Area Code 815-359 - (Gallatin River Communications - 815359 )Area Code 815-574 - (Essex Telcom, Inc. - 815574 )
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 )
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 )
WENONA
Area Code 815-853 - (Verizon North Inc.-il - 815853 )
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 )
CHENOA
Area Code 815-945 - ( - 815945 )
LEAF RIVER
Area Code 815-738 - (Leaf River Telephone Co. - 815738 )Area Code 815-960 - (North County Communications Corp. - Ca - 815960 )
FRANKLIN GROVE
Area Code 815-350 - (Essex Telcom, Inc. - 815350 )Area Code 815-456 - (Verizon North Inc.-il (contel) - 815456 )
LYNDON
Area Code 815-706 - (Essex Telcom, Inc. - 815706 )Area Code 815-778 - (Citizens Telecom Co Illinois-frontier Citizens -il - 815778 )
STILLMAN VALLEY
Area Code 815-645 - (Verizon North Inc.-il - 815645 )
PIPER CITY
Area Code 815-686 - (Verizon North Inc.-il - 815686 )
WATERMAN
Area Code 815-264 - (Verizon North Inc.-il (contel) - 815264 )
SHERIDAN
Area Code 815-496 - (Verizon North Inc.-il - 815496 )
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 )
MANTENO
Area Code 815-468 - (Ameritech Illinois - 815468 )Area Code 815-907 - ( - 815907 )
RUTLAND
Area Code 815-863 - (Verizon North Inc.-il - 815863 )
GERMAN VALLEY
Area Code 815-362 - (Verizon North Inc.-il (contel) - 815362 )Area Code 815-807 - (Aero Communications, Inc. - Il - 815807 )
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 )
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 )
PAW PAW
Area Code 815-627 - (Verizon North Inc.-il - 815627 )
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 )
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 )
STELLE
Area Code 815-256 - (Stelle Telephone Co. - 815256 )
LA MOILLE
Area Code 815-638 - (Verizon North Inc.-il - 815638 )
POPLAR GROVE
Area Code 815-765 - (Verizon North Inc.-il - 815765 )
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 )
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 )
GRAYMONT
Area Code 815-743 - (Frontier Communications Of Prairie, Inc. - 815743 )
YORKVILLE
Area Code 815-475 - (Ameritech Illinois - 815475 )
SHELDON
Area Code 815-429 - (Verizon North Inc.-il - 815429 )
GARDEN PRAIRIE
Area Code 815-597 - (Verizon North Inc.-il - 815597 )
MONROE CENTER
Area Code 815-393 - (Verizon North Inc.-il (contel) - 815393 )
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 )
SOMONAUK
Area Code 815-498 - (Verizon North Inc.-il - 815498 )Area Code 815-797 - (Kmc Telecom V, Inc. - Il - 815797 )
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 )
SAVANNA
Area Code 815-273 - (Gallatin River Communications - 815273 )Area Code 815-551 - ( - 815551 )
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 )
ONARGA
Area Code 815-268 - (Ameritech Illinois - 815268 )
NEWARK
Area Code 815-695 - (Ameritech Illinois - 815695 )
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 )
KINSMAN
Area Code 815-392 - (Kinsman Mutual Telephone Co. - 815392 )
PUTNAM
Area Code 815-437 - (Verizon North Inc.-il (contel) - 815437 )
WEST BROOKLYN
Area Code 815-628 - (Verizon North Inc.-il - 815628 )
CALEDONIA
Area Code 815-292 - (Bergen Telephone Co. - Illinois - 815292 )Area Code 815-885 - (Verizon North Inc.-il - 815885 )
LELAND
Area Code 815-495 - (Verizon North Inc.-il - 815495 )
WALNUT
Area Code 815-379 - (Verizon North Inc.-il - 815379 )
MAGNOLIA
Area Code 815-869 - (Verizon North Inc.-il - 815869 )
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 )
FORRESTON
Area Code 815-837 - (Aero Communications, Inc. - Il - 815837 )Area Code 815-938 - ( - 815938 )
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 )
ODELL
Area Code 815-998 - (Verizon North Inc.-il - 815998 )
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 )
PEARL CITY
Area Code 815-443 - (Verizon North Inc.-il (contel) - 815443 )Area Code 815-810 - (Aero Communications, Inc. - Il - 815810 )
FORREST
Area Code 815-657 - (Ameritech Illinois - 815657 )
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 )
FAIRBURY
Area Code 815-692 - (Verizon North Inc.-il - 815692 )
WYANET
Area Code 815-699 - (Verizon North Inc.-il - 815699 )
MILFORD
Area Code 815-682 - (Verizon South Inc.-il (alltel) - 815682 )Area Code 815-889 - (Verizon South Inc.-il (alltel) - 815889 )
LENA
Area Code 815-369 - (Verizon North Inc.-il (contel) - 815369 )Area Code 815-809 - (Aero Communications, Inc. - Il - 815809 )
DWIGHT
Area Code 815-584 - (Ameritech Illinois - 815584 )
MAPLE PARK
Area Code 815-827 - (Verizon North Inc.-il (contel) - 815827 )
HEBRON
Area Code 815-648 - (Verizon North Inc.-il - 815648 )
MALDEN
Area Code 815-643 - (Verizon North Inc.-il - 815643 )
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 )
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 )
MC NABB
Area Code 815-882 - (Mcnabb Telephone Co. - 815882 )
LISBON
Area Code 815-736 - (Ameritech Illinois - 815736 )
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 )
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 )
KEMPTON
Area Code 815-253 - (Frontier Communications Of Illinois, Inc. - 815253 )
OHIO
Area Code 815-376 - (Verizon North Inc.-il - 815376 )
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 )
HARDING
Area Code 815-792 - (Ameritech Illinois - 815792 )
CABERY
Area Code 815-949 - ( - 815949 )
KIRKLAND
Area Code 815-522 - ( - 815522 )
SHABBONA
Area Code 815-824 - (Verizon North Inc.-il (contel) - 815824 )
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 )
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 )
SHANNON
Area Code 815-864 - (Citizens Telecom Co Illinois-frontier Citizens -il - 815864 )Area Code 815-892 - (Essex Telcom, Inc. - 815892 )
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 )
TOLUCA
Area Code 815-452 - (Verizon North Inc.-il - 815452 )
EARLVILLE
Area Code 815-246 - (Verizon North Inc.-il - 815246 )
CORNELL
Area Code 815-358 - (C-r Telephone Co. - 815358 )
NORTHBROOK
Area Code 815-241 - (Airtouch Paging - Illinois - 815241 )
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 )
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 )
HINCKLEY
Area Code 815-286 - (Verizon North Inc.-il (contel) - 815286 )
EMINGTON
Area Code 815-567 - (Verizon North Inc.-il - 815567 )Area Code 815-934 - ( - 815934 )
DONOVAN
Area Code 815-486 - (Verizon North Inc.-il - 815486 )
CULLOM
Area Code 815-689 - (Frontier Communications Of Illinois, Inc. - 815689 )
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 )
EAST DUBUQUE
Area Code 815-747 - (Citizens Telecom Co Illinois-frontier Citizens -il - 815747 )
MT CARROLL
Area Code 815-244 - (Gallatin River Communications - 815244 )Area Code 815-613 - (Essex Telcom, Inc. - 815613 )
LANARK
Area Code 815-493 - (Citizens Telecom Co Illinois-frontier Citizens -il - 815493 )Area Code 815-658 - (Essex Telcom, Inc. - 815658 )
LOSTANT
Area Code 815-368 - (Verizon North Inc.-il - 815368 )
SUBLETTE
Area Code 815-360 - (Essex Telcom, Inc. - 815360 )Area Code 815-849 - (Verizon North Inc.-il (contel) - 815849 )
CAPRON
Area Code 815-569 - (Verizon North Inc.-il - 815569 )Area Code 815-737 - (Sharon Telephone Co. - Illinois - 815737 )
RICHMOND
Area Code 815-678 - (Verizon North Inc.-il - 815678 )
ST ANNE
Area Code 815-422 - (Ameritech Illinois - 815422 )Area Code 815-427 - (Ameritech Illinois - 815427 )
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 )
UNION
Area Code 815-506 - (Icg Telecom Group - Il - 815506 )Area Code 815-923 - (Ameritech Illinois - 815923 )
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 )
FLANAGAN
Area Code 815-796 - (Frontier Communications Of Prairie, Inc. - 815796 )
CHERRY VALLEY
Area Code 815-332 - (Verizon North Inc.-il - 815332 )
CHADWICK
Area Code 815-684 - (Citizens Telecom Co Illinois-frontier Citizens -il - 815684 )Area Code 815-829 - (Essex Telcom, Inc. - 815829 )
SCALES MOUND
Area Code 815-845 - (Verizon North Inc.-il (contel) - 815845 )Area Code 815-852 - (Aero Communications, Inc. - Il - 815852 )
CHICAGO
Area Code 815-300 - (Ameritech Illinois - 815300 )
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 )
MARENGO
Area Code 815-568 - (Ameritech Illinois - 815568 )Area Code 815-572 - (Focal Communications Corp Of Illinois - 815572 )
WINNEBAGO
Area Code 815-335 - (Verizon North Inc.-il - 815335 )Area Code 815-891 - (Aero Communications, Inc. - Il - 815891 )
MT MORRIS
Area Code 815-734 - (Verizon North Inc.-il (contel) - 815734 )Area Code 815-841 - (Essex Telcom, Inc. - 815841 )
SAINT ANNE
Area Code 815-944 - ( - 815944 )
LADD
Area Code 815-894 - (Verizon North Inc.-il - 815894 )
RANSOM
Area Code 815-586 - (C-r Telephone Co. - 815586 )
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 )
HERSCHER
Area Code 815-421 - (Ameritech Illinois - 815421 )Area Code 815-426 - (Ameritech Illinois - 815426 )
AMBOY
Area Code 815-857 - (Verizon North Inc.-il (contel) - 815857 )Area Code 815-951 - ( - 815951 )
GENOA
Area Code 815-784 - (Verizon North Inc.-il (contel) - 815784 )
ROCHELLE
Area Code 815-561 - ( - 815561 )Area Code 815-562 - (Verizon North Inc.-il (contel) - 815562 )Area Code 815-917 - ( - 815917 )
SANDWICH
Area Code 815-570 - (Level 3 Communications, Llc - Il - 815570 )Area Code 815-786 - (Verizon North Inc.-il - 815786 )
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 )
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 )
MARTINTON
Area Code 815-428 - (Verizon North Inc.-il - 815428 )
SPRING GROVE
Area Code 815-675 - (Verizon North Inc.-il - 815675 )
LONG POINT
Area Code 815-854 - (Verizon North Inc.-il - 815854 )
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 )
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 )
REDDICK
Area Code 815-365 - (Verizon North Inc.-il - 815365 )
TONICA
Area Code 815-442 - (Tonica Telephone Co. - 815442 )Area Code 815-856 - (Leonore Mutual Telephone Co. - 815856 )
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 )
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 )
THOMSON
Area Code 815-259 - (Gallatin River Communications - 815259 )
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 )
GALENA
Area Code 815-776 - (Ameritech Illinois - 815776 )Area Code 815-777 - (Ameritech Illinois - 815777 )
STRAWN
Area Code 815-688 - (Verizon North Inc.-il - 815688 )
CHATSWORTH
Area Code 815-635 - (Verizon North Inc.-il - 815635 )
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 )
CISSNA PARK
Area Code 815-457 - (Verizon South Inc.-il (alltel) - 815457 )
ELWOOD
Area Code 815-423 - (Ameritech Illinois - 815423 )Area Code 815-424 - (Ameritech Illinois - 815424 )
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 )
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 )
SAUNEMIN
Area Code 815-832 - (Frontier Communications Of Illinois, Inc. - 815832 )
ASHTON
Area Code 815-453 - (Verizon North Inc.-il (contel) - 815453 )Area Code 815-843 - (Essex Telcom, Inc. - 815843 )
WILMINGTON
Area Code 815-476 - (Ameritech Illinois - 815476 )Area Code 815-926 - (Focal Communications Corp Of Illinois - 815926 )
STOCKTON
Area Code 815-840 - (Aero Communications, Inc. - Il - 815840 )Area Code 815-947 - ( - 815947 )
WELLINGTON
Area Code 815-984 - (Verizon South Inc.-il (alltel) - 815984 )
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 )
BELOIT
Area Code 815-389 - (Ameritech Illinois - 815389 )Area Code 815-525 - ( - 815525 )Area Code 815-704 - (Mcleodusa Telecommunications Services, Inc.- Il - 815704 )
BEAVERVILLE
Area Code 815-435 - (Verizon North Inc.-il - 815435 )
COMPTON
Area Code 815-497 - (Verizon North Inc.-il - 815497 )
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 )
STEWARD
Area Code 815-396 - (Verizon North Inc.-il (contel) - 815396 )
FULTON
Area Code 815-559 - ( - 815559 )Area Code 815-589 - (Citizens Telecom Co Illinois-frontier Citizens -il - 815589 )
CHEBANSE
Area Code 815-697 - (Verizon North Inc.-il - 815697 )Area Code 815-781 - (Rcn Telecom Services Of Illinois, Inc. - Il - 815781 )
ASHKUM
Area Code 815-698 - (Verizon North Inc.-il - 815698 )Area Code 815-771 - (Rcn Telecom Services Of Illinois, Inc. - Il - 815771 )
POLO
Area Code 815-576 - (Essex Telcom, Inc. - 815576 )Area Code 815-946 - ( - 815946 )
MC CONNELL
Area Code 815-833 - (Aero Communications, Inc. - Il - 815833 )Area Code 815-868 - (Verizon North Inc.-il (contel) - 815868 )
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 )
VERONA
Area Code 815-287 - (Ameritech Illinois - 815287 )
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 )

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)