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Detailed Information on Area Code 410

Reverse lookup results for area code 410

Country	United States of America
State	MARYLAND
Area Code	410
Date First Introduced	Feb 04 1994
Timezone	(UTC-05:00)
Major Counties	BALTIMORE (CITY), BALTIMORE, ANNE ARUNDEL, HOWARD, HARFORD
Major Cities	BALTIMORE, TOWSON, SALISBURY, ANNAPOLIS, COLUMBIA, COCKEYSVILLE, LAUREL, CATONSVILLE, GLEN BURNIE, ELLICOTT CITY
Related Area Codes	240 301 443

Location map for area code 410 in MARYLAND

Following is the list of available exchanges for area code 410 in MARYLAND -

PARKTON

Area Code 410-343 - (Verizon Maryland, Inc. - 410343 )Area Code 410-357 - ( - 410357 )

ELKRIDGE

Area Code 410-331 - (Arch Wireless Holdings, Inc. - 410331 )Area Code 410-379 - (Verizon Maryland, Inc. - 410379 )Area Code 410-407 - (Verizon Maryland, Inc. - 410407 )Area Code 410-460 - (Arch Wireless Holdings, Inc. - 410460 )Area Code 410-471 - (Verizon Maryland, Inc. - 410471 )Area Code 410-478 - ( - 410478 )Area Code 410-503 - (Verizon Maryland, Inc. - 410503 )Area Code 410-540 - (Verizon Maryland, Inc. - 410540 )Area Code 410-579 - (Verizon Maryland, Inc. - 410579 )Area Code 410-678 - ( - 410678 )Area Code 410-712 - (Verizon Maryland, Inc. - 410712 )Area Code 410-782 - (Verizon Maryland, Inc. - 410782 )Area Code 410-796 - (Verizon Maryland, Inc. - 410796 )Area Code 410-799 - (Verizon Maryland, Inc. - 410799 )Area Code 410-909 - (Arch Wireless Holdings, Inc. - 410909 )Area Code 410-929 - ( - 410929 )Area Code 410-932 - ( - 410932 )

DARLINGTON

Area Code 410-457 - (Verizon Maryland, Inc. - 410457 )

GALENA

Area Code 410-648 - (Verizon Maryland, Inc. - 410648 )

CATONSVILLE

Area Code 410-206 - (Southwestern Bell Mobile Systems, Llc - Dc - 410206 )Area Code 410-227 - (Southwestern Bell Mobile Systems, Llc - Dc - 410227 )Area Code 410-245 - (Southwestern Bell Mobile Systems, Llc - Dc - 410245 )Area Code 410-292 - ( - 410292 )Area Code 410-294 - ( - 410294 )Area Code 410-302 - ( - 410302 )Area Code 410-370 - (Southwestern Bell Mobile Systems, Llc - Dc - 410370 )Area Code 410-428 - (Southwestern Bell Mobile Systems, Llc - Dc - 410428 )Area Code 410-440 - (Southwestern Bell Mobile Systems, Llc - Dc - 410440 )Area Code 410-446 - (Southwestern Bell Mobile Systems, Llc - Dc - 410446 )Area Code 410-455 - (Verizon Maryland, Inc. - 410455 )Area Code 410-491 - (Southwestern Bell Mobile Systems, Llc - Dc - 410491 )Area Code 410-530 - ( - 410530 )Area Code 410-599 - (Southwestern Bell Mobile Systems, Llc - Dc - 410599 )Area Code 410-608 - (Southwestern Bell Mobile Systems, Llc - Dc - 410608 )Area Code 410-615 - (Southwestern Bell Mobile Systems, Llc - Dc - 410615 )Area Code 410-718 - (Southwestern Bell Mobile Systems, Llc - Dc - 410718 )Area Code 410-719 - (Verizon Maryland, Inc. - 410719 )Area Code 410-733 - (Southwestern Bell Mobile Systems, Llc - Dc - 410733 )Area Code 410-744 - (Verizon Maryland, Inc. - 410744 )Area Code 410-747 - (Verizon Maryland, Inc. - 410747 )Area Code 410-788 - (Verizon Maryland, Inc. - 410788 )Area Code 410-802 - (Southwestern Bell Mobile Systems, Llc - Dc - 410802 )Area Code 410-852 - (Southwestern Bell Mobile Systems, Llc - Dc - 410852 )Area Code 410-868 - (Southwestern Bell Mobile Systems, Llc - Dc - 410868 )Area Code 410-869 - (Verizon Maryland, Inc. - 410869 )Area Code 410-917 - (Southwestern Bell Mobile Systems, Llc - Dc - 410917 )Area Code 410-926 - ( - 410926 )Area Code 410-948 - (Southwestern Bell Mobile Systems, Llc - Dc - 410948 )Area Code 410-971 - (Southwestern Bell Mobile Systems, Llc - Dc - 410971 )Area Code 410-978 - (Southwestern Bell Mobile Systems, Llc - Dc - 410978 )Area Code 410-979 - (Southwestern Bell Mobile Systems, Llc - Dc - 410979 )

PIKESVILLE

Area Code 410-345 - (Verizon Maryland, Inc. - 410345 )Area Code 410-356 - ( - 410356 )Area Code 410-363 - (Verizon Maryland, Inc. - 410363 )Area Code 410-415 - (Verizon Maryland, Inc. - 410415 )Area Code 410-449 - (Weblink Wireless, Inc. - 410449 )Area Code 410-484 - ( - 410484 )Area Code 410-486 - ( - 410486 )Area Code 410-580 - (Verizon Maryland, Inc. - 410580 )Area Code 410-581 - (Verizon Maryland, Inc. - 410581 )Area Code 410-602 - (Verizon Maryland, Inc. - 410602 )Area Code 410-653 - (Verizon Maryland, Inc. - 410653 )Area Code 410-654 - (Verizon Maryland, Inc. - 410654 )Area Code 410-902 - (Verizon Maryland, Inc. - 410902 )Area Code 410-998 - ( - 410998 )

ARNOLD

Area Code 410-974 - (Verizon Maryland, Inc. - 410974 )

QUEEN ANNE

Area Code 410-364 - (Verizon Maryland, Inc. - 410364 )

PERRYVILLE

Area Code 410-642 - (Verizon Maryland, Inc. - 410642 )

BELTSVILLE

Area Code 410-606 - (Verizon Maryland, Inc. - 410606 )Area Code 410-705 - (Verizon Maryland, Inc. - 410705 )Area Code 410-722 - (Verizon Maryland, Inc. - 410722 )Area Code 410-738 - (Verizon Maryland, Inc. - 410738 )Area Code 410-791 - (Verizon Maryland, Inc. - 410791 )Area Code 410-813 - (Verizon Maryland, Inc. - 410813 )Area Code 410-815 - (Verizon Maryland, Inc. - 410815 )Area Code 410-898 - (Verizon Maryland, Inc. - 410898 )

OCEAN CITY

Area Code 410-213 - (Verizon Maryland, Inc. - 410213 )Area Code 410-250 - (Verizon Maryland, Inc. - 410250 )Area Code 410-289 - ( - 410289 )Area Code 410-520 - (Verizon Maryland, Inc. - 410520 )Area Code 410-524 - (Verizon Maryland, Inc. - 410524 )Area Code 410-723 - (Verizon Maryland, Inc. - 410723 )

JESSUP

Area Code 410-985 - (Baltimore-washington Telephone Bwt - 410985 )

SNOW HILL

Area Code 410-632 - (Verizon Maryland, Inc. - 410632 )

HAVRE DE GRACE

Area Code 410-939 - (Verizon Maryland, Inc. - 410939 )Area Code 410-942 - (Verizon Maryland, Inc. - 410942 )

ELLICOTT CITY

Area Code 410-203 - (Verizon Maryland, Inc. - 410203 )Area Code 410-313 - (Verizon Maryland, Inc. - 410313 )Area Code 410-417 - (Weblink Wireless, Inc. - 410417 )Area Code 410-418 - (Verizon Maryland, Inc. - 410418 )Area Code 410-461 - (Verizon Maryland, Inc. - 410461 )Area Code 410-465 - (Verizon Maryland, Inc. - 410465 )Area Code 410-480 - ( - 410480 )Area Code 410-505 - (Verizon Maryland, Inc. - 410505 )Area Code 410-720 - (Verizon Maryland, Inc. - 410720 )Area Code 410-748 - (Arch Wireless Holdings, Inc. - 410748 )Area Code 410-750 - (Verizon Maryland, Inc. - 410750 )Area Code 410-995 - ( - 410995 )

PRINCE FREDERICK

Area Code 410-414 - (Verizon Maryland, Inc. - 410414 )Area Code 410-474 - (Cellco Partnership Dba Verizon Wireless - Md - 410474 )Area Code 410-610 - (Cellco Partnership Dba Verizon Wireless - Md - 410610 )Area Code 410-973 - ( - 410973 )

MARDELA SPRINGS

Area Code 410-376 - (Verizon Maryland, Inc. - 410376 )

STILL POND

Area Code 410-348 - (Verizon Maryland, Inc. - 410348 )

SPARKS GLENCOE

Area Code 410-472 - (Verizon Maryland, Inc. - 410472 )

BROOKLYN

Area Code 410-589 - (Xspedius Management Co Switches Services, Llc - Md - 410589 )Area Code 410-609 - (Verizon Maryland, Inc. - 410609 )Area Code 410-636 - (Verizon Maryland, Inc. - 410636 )Area Code 410-789 - (Verizon Maryland, Inc. - 410789 )

MARION

Area Code 410-623 - (Verizon Maryland, Inc. - 410623 )

BEL AIR

Area Code 410-322 - (Southwestern Bell Mobile Systems, Llc - Dc - 410322 )Area Code 410-399 - (Verizon Maryland, Inc. - 410399 )Area Code 410-420 - (Verizon Maryland, Inc. - 410420 )Area Code 410-588 - (Verizon Maryland, Inc. - 410588 )Area Code 410-638 - (Verizon Maryland, Inc. - 410638 )Area Code 410-652 - (Southwestern Bell Mobile Systems, Llc - Dc - 410652 )Area Code 410-776 - (Teleport Communications Group America, Inc. - Md - 410776 )Area Code 410-803 - (Verizon Maryland, Inc. - 410803 )Area Code 410-809 - (Cavalier Telephone, Llc (mid-atlantic) - Md - 410809 )Area Code 410-836 - ( - 410836 )Area Code 410-838 - ( - 410838 )Area Code 410-879 - ( - 410879 )Area Code 410-893 - (Verizon Maryland, Inc. - 410893 )

CRAPO

Area Code 410-397 - (Verizon Maryland, Inc. - 410397 )

RIDGELY

Area Code 410-634 - (Verizon Maryland, Inc. - 410634 )

RANDALLSTOWN

Area Code 410-496 - (Verizon Maryland, Inc. - 410496 )Area Code 410-521 - (Verizon Maryland, Inc. - 410521 )Area Code 410-655 - (Verizon Maryland, Inc. - 410655 )Area Code 410-922 - (Verizon Maryland, Inc. - 410922 )

SAINT MICHAELS

Area Code 410-745 - (Verizon Maryland, Inc. - 410745 )

CHESTERTOWN

Area Code 410-699 - (Sprint Spectrum L.p. - 410699 )Area Code 410-708 - (Cellco Partnership Dba Verizon Wireless - Md - 410708 )Area Code 410-778 - (Verizon Maryland, Inc. - 410778 )Area Code 410-810 - (Verizon Maryland, Inc. - 410810 )

OXFORD

Area Code 410-226 - (Verizon Maryland, Inc. - 410226 )

CRISFIELD

Area Code 410-968 - (Verizon Maryland, Inc. - 410968 )

EWELL

Area Code 410-425 - (Verizon Maryland, Inc. - 410425 )

GREENSBORO

Area Code 410-482 - ( - 410482 )

BERLIN

Area Code 410-208 - (Verizon Maryland, Inc. - 410208 )Area Code 410-629 - (Verizon Maryland, Inc. - 410629 )Area Code 410-641 - (Verizon Maryland, Inc. - 410641 )

ARBUTUS

Area Code 410-204 - (Verizon Maryland, Inc. - 410204 )Area Code 410-242 - (Verizon Maryland, Inc. - 410242 )Area Code 410-247 - (Verizon Maryland, Inc. - 410247 )Area Code 410-387 - ( - 410387 )Area Code 410-395 - (Verizon Maryland, Inc. - 410395 )Area Code 410-536 - ( - 410536 )Area Code 410-565 - (Xspedius Management Co Switches Services, Llc - Md - 410565 )Area Code 410-587 - (Verizon Maryland, Inc. - 410587 )Area Code 410-737 - (Verizon Maryland, Inc. - 410737 )

CENTREVILLE

Area Code 410-490 - (Cellco Partnership Dba Verizon Wireless - Md - 410490 )Area Code 410-739 - (Dobson Cellular Systems, Inc. - 410739 )Area Code 410-758 - (Verizon Maryland, Inc. - 410758 )

PARKVILLE

Area Code 410-248 - (Verizon Maryland, Inc. - 410248 )Area Code 410-256 - (Verizon Maryland, Inc. - 410256 )Area Code 410-529 - ( - 410529 )Area Code 410-661 - (Verizon Maryland, Inc. - 410661 )Area Code 410-663 - (Verizon Maryland, Inc. - 410663 )Area Code 410-665 - (Verizon Maryland, Inc. - 410665 )Area Code 410-668 - (Verizon Maryland, Inc. - 410668 )Area Code 410-882 - (Verizon Maryland, Inc. - 410882 )Area Code 410-931 - ( - 410931 )Area Code 410-933 - ( - 410933 )

GLEN BURNIE

Area Code 410-424 - (Verizon Maryland, Inc. - 410424 )Area Code 410-508 - (Verizon Maryland, Inc. - 410508 )Area Code 410-553 - (Verizon Maryland, Inc. - 410553 )Area Code 410-582 - (Verizon Maryland, Inc. - 410582 )Area Code 410-590 - (Verizon Maryland, Inc. - 410590 )Area Code 410-760 - (Verizon Maryland, Inc. - 410760 )Area Code 410-761 - (Verizon Maryland, Inc. - 410761 )Area Code 410-762 - (Verizon Maryland, Inc. - 410762 )Area Code 410-766 - (Verizon Maryland, Inc. - 410766 )Area Code 410-768 - (Verizon Maryland, Inc. - 410768 )Area Code 410-787 - (Verizon Maryland, Inc. - 410787 )Area Code 410-826 - ( - 410826 )Area Code 410-863 - (Verizon Maryland, Inc. - 410863 )

TRAPPE

Area Code 410-463 - (Cellco Partnership Dba Verizon Wireless - Md - 410463 )Area Code 410-476 - ( - 410476 )

TILGHMAN

Area Code 410-886 - (Verizon Maryland, Inc. - 410886 )

WESTMINSTER

Area Code 410-259 - (Cellco Partnership Dba Verizon Wireless - Md - 410259 )Area Code 410-346 - (Verizon Maryland, Inc. - 410346 )Area Code 410-386 - ( - 410386 )Area Code 410-596 - (Cellco Partnership Dba Verizon Wireless - Md - 410596 )Area Code 410-751 - (Verizon Maryland, Inc. - 410751 )Area Code 410-840 - ( - 410840 )Area Code 410-848 - ( - 410848 )Area Code 410-857 - (Verizon Maryland, Inc. - 410857 )Area Code 410-871 - (Verizon Maryland, Inc. - 410871 )Area Code 410-875 - ( - 410875 )Area Code 410-876 - ( - 410876 )

TANEYTOWN

Area Code 410-756 - (Verizon Maryland, Inc. - 410756 )

CHURCH HILL

Area Code 410-556 - (Verizon Maryland, Inc. - 410556 )

SYKESVILLE

Area Code 410-549 - (Verizon Maryland, Inc. - 410549 )Area Code 410-552 - (Verizon Maryland, Inc. - 410552 )Area Code 410-781 - (Verizon Maryland, Inc. - 410781 )Area Code 410-795 - (Verizon Maryland, Inc. - 410795 )Area Code 410-970 - (Mcimetro, Ats, Inc. - 410970 )Area Code 410-984 - (Nextel Communications - 410984 )

CARDIFF

Area Code 410-452 - (Verizon Maryland, Inc. - 410452 )

SPARROWS POINT

Area Code 410-388 - ( - 410388 )Area Code 410-477 - ( - 410477 )

WILLARDS

Area Code 410-835 - ( - 410835 )

PRESTON

Area Code 410-673 - (Verizon Maryland, Inc. - 410673 )

EASTON

Area Code 410-202 - (Mci Worldcom Communications, Inc. - Md - 410202 )Area Code 410-253 - (Dobson Cellular Systems, Inc. - 410253 )Area Code 410-310 - ( - 410310 )Area Code 410-443 - (Sprint Communications Company, L.p. - Md - 410443 )Area Code 410-714 - (Dobson Cellular Systems, Inc. - 410714 )Area Code 410-725 - (Sprint Spectrum L.p. - 410725 )Area Code 410-763 - (Verizon Maryland, Inc. - 410763 )Area Code 410-770 - (Verizon Maryland, Inc. - 410770 )Area Code 410-819 - (Verizon Maryland, Inc. - 410819 )Area Code 410-820 - ( - 410820 )Area Code 410-822 - ( - 410822 )Area Code 410-829 - ( - 410829 )Area Code 410-858 - (Arch Wireless Holdings, Inc. - 410858 )Area Code 410-924 - (Cellco Partnership Dba Verizon Wireless - Md - 410924 )

FEDERALSBURG

Area Code 410-754 - (Verizon Maryland, Inc. - 410754 )

POCOMOKE

Area Code 410-957 - (Verizon Maryland, Inc. - 410957 )

FALLSTON

Area Code 410-459 - (Cellco Partnership Dba Verizon Wireless - Md - 410459 )Area Code 410-688 - ( - 410688 )Area Code 410-808 - (Nextel Communications - 410808 )Area Code 410-877 - ( - 410877 )Area Code 410-937 - (Cellco Partnership Dba Verizon Wireless - Md - 410937 )

DENTON

Area Code 410-479 - ( - 410479 )

PORT REPUBLIC

Area Code 410-495 - (Verizon Maryland, Inc. - 410495 )Area Code 410-535 - ( - 410535 )Area Code 410-586 - (Verizon Maryland, Inc. - 410586 )

DELMAR

Area Code 410-896 - (Verizon Maryland, Inc. - 410896 )

MILLERSVILLE

Area Code 410-697 - (Mcimetro, Ats, Inc. - 410697 )Area Code 410-923 - (Verizon Maryland, Inc. - 410923 )

ELKTON

Area Code 410-392 - ( - 410392 )Area Code 410-398 - (Verizon Maryland, Inc. - 410398 )Area Code 410-441 - (Comcast Cellular Communications - Maryland - 410441 )Area Code 410-506 - (Verizon Maryland, Inc. - 410506 )Area Code 410-620 - (Verizon Maryland, Inc. - 410620 )Area Code 410-920 - (Comcast Cellular Communications - Maryland - 410920 )

MILLINGTON

Area Code 410-928 - ( - 410928 )

PRINCESS ANNE

Area Code 410-621 - (Verizon Maryland, Inc. - 410621 )Area Code 410-651 - (Verizon Maryland, Inc. - 410651 )

PASADENA

Area Code 410-255 - (Verizon Maryland, Inc. - 410255 )Area Code 410-360 - ( - 410360 )Area Code 410-437 - (Verizon Maryland, Inc. - 410437 )Area Code 410-439 - (Verizon Maryland, Inc. - 410439 )

WYE MILLS

Area Code 410-690 - ( - 410690 )

DUNDALK

Area Code 410-282 - ( - 410282 )Area Code 410-284 - ( - 410284 )Area Code 410-285 - ( - 410285 )Area Code 410-288 - ( - 410288 )

LINTHICUM HEIGHTS

Area Code 410-684 - ( - 410684 )Area Code 410-691 - ( - 410691 )Area Code 410-694 - (Verizon Maryland, Inc. - 410694 )Area Code 410-765 - (Verizon Maryland, Inc. - 410765 )Area Code 410-850 - ( - 410850 )Area Code 410-855 - (Verizon Maryland, Inc. - 410855 )Area Code 410-859 - (Verizon Maryland, Inc. - 410859 )Area Code 410-865 - (Verizon Maryland, Inc. - 410865 )Area Code 410-892 - (Verizon Maryland, Inc. - 410892 )Area Code 410-981 - (Verizon Maryland, Inc. - 410981 )Area Code 410-993 - ( - 410993 )

STEVENSVILLE

Area Code 410-604 - (Verizon Maryland, Inc. - 410604 )Area Code 410-643 - (Verizon Maryland, Inc. - 410643 )

NORTH EAST

Area Code 410-287 - ( - 410287 )

HURLOCK

Area Code 410-943 - (Verizon Maryland, Inc. - 410943 )

NORTH BEACH

Area Code 410-257 - (Verizon Maryland, Inc. - 410257 )Area Code 410-286 - ( - 410286 )Area Code 410-741 - (Verizon Maryland, Inc. - 410741 )

FORK

Area Code 410-405 - (Verizon Maryland, Inc. - 410405 )Area Code 410-510 - (Teleport Communications Group America, Inc. - Md - 410510 )Area Code 410-577 - (Comcast Telephony Communications Of Maryland, Inc. - 410577 )Area Code 410-592 - (Verizon Maryland, Inc. - 410592 )Area Code 410-593 - (Verizon Maryland, Inc. - 410593 )Area Code 410-698 - (Mcimetro, Ats, Inc. - 410698 )Area Code 410-817 - (Verizon Maryland, Inc. - 410817 )Area Code 410-983 - (Verizon Maryland, Inc. - 410983 )

ODENTON

Area Code 410-305 - ( - 410305 )Area Code 410-672 - (Verizon Maryland, Inc. - 410672 )Area Code 410-674 - ( - 410674 )Area Code 410-695 - (Verizon Maryland, Inc. - 410695 )Area Code 410-854 - (Verizon Maryland, Inc. - 410854 )Area Code 410-874 - ( - 410874 )

ABINGDON

Area Code 410-515 - (Verizon Maryland, Inc. - 410515 )

SEVERNA PARK

Area Code 410-315 - (Verizon Maryland, Inc. - 410315 )Area Code 410-384 - ( - 410384 )Area Code 410-421 - (Verizon Maryland, Inc. - 410421 )Area Code 410-431 - (Verizon Maryland, Inc. - 410431 )Area Code 410-432 - (Verizon Maryland, Inc. - 410432 )Area Code 410-518 - (Verizon Maryland, Inc. - 410518 )Area Code 410-541 - (Verizon Maryland, Inc. - 410541 )Area Code 410-544 - (Verizon Maryland, Inc. - 410544 )Area Code 410-647 - (Verizon Maryland, Inc. - 410647 )Area Code 410-656 - (Weblink Wireless, Inc. - 410656 )Area Code 410-777 - (Mcimetro, Ats, Inc. - 410777 )Area Code 410-975 - (Verizon Maryland, Inc. - 410975 )

WOODLAWN

Area Code 410-265 - (Verizon Maryland, Inc. - 410265 )Area Code 410-277 - (Verizon Maryland, Inc. - 410277 )Area Code 410-281 - ( - 410281 )Area Code 410-298 - ( - 410298 )Area Code 410-594 - (Verizon Maryland, Inc. - 410594 )Area Code 410-597 - (Verizon Maryland, Inc. - 410597 )Area Code 410-786 - (Verizon Maryland, Inc. - 410786 )Area Code 410-944 - (Verizon Maryland, Inc. - 410944 )Area Code 410-965 - (Verizon Maryland, Inc. - 410965 )Area Code 410-966 - (Verizon Maryland, Inc. - 410966 )

CHESAPEAKE CITY

Area Code 410-885 - (Verizon Maryland, Inc. - 410885 )

NEW WINDSOR

Area Code 410-635 - (Verizon Maryland, Inc. - 410635 )

CROFTON

Area Code 410-451 - (Verizon Maryland, Inc. - 410451 )Area Code 410-721 - (Verizon Maryland, Inc. - 410721 )Area Code 410-774 - (Mcimetro, Ats, Inc. - 410774 )Area Code 410-793 - (Verizon Maryland, Inc. - 410793 )

TOWSON

Area Code 410-236 - ( - 410236 )Area Code 410-249 - (Verizon Maryland, Inc. - 410249 )Area Code 410-252 - (Verizon Maryland, Inc. - 410252 )Area Code 410-283 - ( - 410283 )Area Code 410-296 - ( - 410296 )Area Code 410-307 - ( - 410307 )Area Code 410-308 - ( - 410308 )Area Code 410-321 - (Verizon Maryland, Inc. - 410321 )Area Code 410-324 - (Verizon Maryland, Inc. - 410324 )Area Code 410-337 - (Verizon Maryland, Inc. - 410337 )Area Code 410-339 - (Verizon Maryland, Inc. - 410339 )Area Code 410-372 - (Verizon Maryland, Inc. - 410372 )Area Code 410-373 - (Arch Wireless Holdings, Inc. - 410373 )Area Code 410-377 - (Verizon Maryland, Inc. - 410377 )Area Code 410-408 - (Arch Wireless Holdings, Inc. - 410408 )Area Code 410-434 - (Arch Wireless Holdings, Inc. - 410434 )Area Code 410-453 - (Verizon Maryland, Inc. - 410453 )Area Code 410-473 - (Arch Wireless Holdings, Inc. - 410473 )Area Code 410-475 - (Arch Wireless Holdings, Inc. - 410475 )Area Code 410-492 - (Arch Wireless Holdings, Inc. - 410492 )Area Code 410-494 - (Verizon Maryland, Inc. - 410494 )Area Code 410-512 - (Verizon Maryland, Inc. - 410512 )Area Code 410-560 - (Verizon Maryland, Inc. - 410560 )Area Code 410-583 - (Verizon Maryland, Inc. - 410583 )Area Code 410-607 - (Arch Wireless Holdings, Inc. - 410607 )Area Code 410-681 - ( - 410681 )Area Code 410-716 - (Verizon Maryland, Inc. - 410716 )Area Code 410-769 - (Verizon Maryland, Inc. - 410769 )Area Code 410-790 - (Southwestern Bell Mobile Systems, Llc - Dc - 410790 )Area Code 410-805 - (Tri-state Radio Paging - Maryland - 410805 )Area Code 410-806 - (Arch Wireless Holdings, Inc. - 410806 )Area Code 410-812 - (Southwestern Bell Mobile Systems, Llc - Dc - 410812 )Area Code 410-816 - (Verizon Maryland, Inc. - 410816 )Area Code 410-821 - ( - 410821 )Area Code 410-823 - ( - 410823 )Area Code 410-825 - ( - 410825 )Area Code 410-828 - ( - 410828 )Area Code 410-830 - ( - 410830 )Area Code 410-832 - ( - 410832 )Area Code 410-839 - ( - 410839 )Area Code 410-847 - ( - 410847 )Area Code 410-851 - (Verizon Maryland, Inc. - 410851 )Area Code 410-853 - (Verizon Maryland, Inc. - 410853 )Area Code 410-887 - (Verizon Maryland, Inc. - 410887 )Area Code 410-890 - (Arch Wireless Holdings, Inc. - 410890 )Area Code 410-894 - (Arch Wireless Holdings, Inc. - 410894 )Area Code 410-899 - (Arch Wireless Holdings, Inc. - 410899 )Area Code 410-938 - (Verizon Maryland, Inc. - 410938 )Area Code 410-967 - (Southwestern Bell Mobile Systems, Llc - Dc - 410967 )

ABERDEEN

Area Code 410-272 - (Verizon Maryland, Inc. - 410272 )Area Code 410-273 - (Verizon Maryland, Inc. - 410273 )Area Code 410-278 - (Verizon Maryland, Inc. - 410278 )Area Code 410-297 - ( - 410297 )Area Code 410-306 - ( - 410306 )Area Code 410-575 - (Verizon Maryland, Inc. - 410575 )Area Code 410-994 - ( - 410994 )

HAMPSTEAD

Area Code 410-239 - (Verizon Maryland, Inc. - 410239 )Area Code 410-374 - (Verizon Maryland, Inc. - 410374 )

WEST RIVER

Area Code 410-867 - (Verizon Maryland, Inc. - 410867 )

SHERWOOD FOREST

Area Code 410-849 - ( - 410849 )Area Code 410-881 - ( - 410881 )

COLUMBIA

Area Code 410-290 - ( - 410290 )Area Code 410-309 - ( - 410309 )Area Code 410-312 - ( - 410312 )Area Code 410-381 - (Verizon Maryland, Inc. - 410381 )Area Code 410-447 - (Arch Wireless Holdings, Inc. - 410447 )Area Code 410-531 - ( - 410531 )Area Code 410-707 - (Cellco Partnership Dba Verizon Wireless - Md - 410707 )Area Code 410-715 - (Verizon Maryland, Inc. - 410715 )Area Code 410-730 - (Verizon Maryland, Inc. - 410730 )Area Code 410-740 - (Verizon Maryland, Inc. - 410740 )Area Code 410-772 - (Verizon Maryland, Inc. - 410772 )Area Code 410-872 - ( - 410872 )Area Code 410-884 - (Verizon Maryland, Inc. - 410884 )Area Code 410-953 - (Verizon Maryland, Inc. - 410953 )Area Code 410-964 - (Verizon Maryland, Inc. - 410964 )Area Code 410-988 - (Verizon Maryland, Inc. - 410988 )Area Code 410-992 - (Verizon Maryland, Inc. - 410992 )Area Code 410-997 - ( - 410997 )

SEVERN

Area Code 410-222 - (Verizon Maryland, Inc. - 410222 )Area Code 410-514 - (Verizon Maryland, Inc. - 410514 )Area Code 410-519 - (Verizon Maryland, Inc. - 410519 )Area Code 410-551 - (Verizon Maryland, Inc. - 410551 )Area Code 410-729 - (Verizon Maryland, Inc. - 410729 )Area Code 410-969 - (Verizon Maryland, Inc. - 410969 )Area Code 410-987 - (Verizon Maryland, Inc. - 410987 )

CHURCHVILLE

Area Code 410-734 - (Verizon Maryland, Inc. - 410734 )Area Code 410-914 - (Cavalier Telephone, Llc (mid-atlantic) - Md - 410914 )Area Code 410-989 - (Verizon Maryland, Inc. - 410989 )

SOLOMONS

Area Code 410-231 - ( - 410231 )Area Code 410-326 - (Verizon Maryland, Inc. - 410326 )Area Code 410-394 - (Verizon Maryland, Inc. - 410394 )

NANTICOKE

Area Code 410-873 - ( - 410873 )

GLENWOOD

Area Code 410-442 - (Verizon Maryland, Inc. - 410442 )Area Code 410-489 - (Verizon Maryland, Inc. - 410489 )

BARCLAY

Area Code 410-438 - (Verizon Maryland, Inc. - 410438 )

RISING SUN

Area Code 410-658 - (Armstrong Telephone Co. Of Maryland - 410658 )

PORT DEPOSIT

Area Code 410-378 - (Verizon Maryland, Inc. - 410378 )Area Code 410-996 - ( - 410996 )

BALTIMORE

Area Code 410-205 - (Verizon Maryland, Inc. - 410205 )Area Code 410-207 - (Cellco Partnership Dba Verizon Wireless - Md - 410207 )Area Code 410-209 - (Verizon Maryland, Inc. - 410209 )Area Code 410-214 - (Geotek Communications, Inc. - 410214 )Area Code 410-215 - (Cellco Partnership Dba Verizon Wireless - Md - 410215 )Area Code 410-217 - (Verizon Maryland, Inc. - 410217 )Area Code 410-218 - (Cellco Partnership Dba Verizon Wireless - Md - 410218 )Area Code 410-223 - (Verizon Maryland, Inc. - 410223 )Area Code 410-225 - (Verizon Maryland, Inc. - 410225 )Area Code 410-230 - ( - 410230 )Area Code 410-232 - ( - 410232 )Area Code 410-233 - ( - 410233 )Area Code 410-234 - ( - 410234 )Area Code 410-235 - ( - 410235 )Area Code 410-237 - ( - 410237 )Area Code 410-241 - (Cellco Partnership Dba Verizon Wireless - Md - 410241 )Area Code 410-243 - (Verizon Maryland, Inc. - 410243 )Area Code 410-244 - (Verizon Maryland, Inc. - 410244 )Area Code 410-246 - (Mci Worldcom Communications, Inc. - Md - 410246 )Area Code 410-254 - (Verizon Maryland, Inc. - 410254 )Area Code 410-258 - (Sprint Spectrum L.p. - 410258 )Area Code 410-261 - (Verizon Maryland, Inc. - 410261 )Area Code 410-262 - (Sprint Spectrum L.p. - 410262 )Area Code 410-274 - (Cellco Partnership Dba Verizon Wireless - Md - 410274 )Area Code 410-276 - (Verizon Maryland, Inc. - 410276 )Area Code 410-291 - ( - 410291 )Area Code 410-299 - ( - 410299 )Area Code 410-303 - ( - 410303 )Area Code 410-314 - (Mcimetro, Ats, Inc. - 410314 )Area Code 410-317 - (Mcimetro, Ats, Inc. - 410317 )Area Code 410-318 - (Verizon Maryland, Inc. - 410318 )Area Code 410-319 - (Verizon Maryland, Inc. - 410319 )Area Code 410-323 - (Verizon Maryland, Inc. - 410323 )Area Code 410-325 - (Verizon Maryland, Inc. - 410325 )Area Code 410-327 - (Verizon Maryland, Inc. - 410327 )Area Code 410-328 - (Verizon Maryland, Inc. - 410328 )Area Code 410-332 - (Verizon Maryland, Inc. - 410332 )Area Code 410-333 - (Verizon Maryland, Inc. - 410333 )Area Code 410-336 - (At&t Wireless Services, Inc. - 410336 )Area Code 410-338 - (Verizon Maryland, Inc. - 410338 )Area Code 410-340 - (At&t Wireless Services, Inc. - 410340 )Area Code 410-342 - (Verizon Maryland, Inc. - 410342 )Area Code 410-347 - (Verizon Maryland, Inc. - 410347 )Area Code 410-350 - (Verizon Maryland, Inc. - 410350 )Area Code 410-351 - (Arch Wireless Holdings, Inc. - 410351 )Area Code 410-354 - ( - 410354 )Area Code 410-355 - ( - 410355 )Area Code 410-358 - ( - 410358 )Area Code 410-359 - ( - 410359 )Area Code 410-361 - ( - 410361 )Area Code 410-362 - ( - 410362 )Area Code 410-365 - (Nextel Communications - 410365 )Area Code 410-366 - (Verizon Maryland, Inc. - 410366 )Area Code 410-367 - (Verizon Maryland, Inc. - 410367 )Area Code 410-368 - (Verizon Maryland, Inc. - 410368 )Area Code 410-369 - (Xspedius Management Co Switches Services, Llc - Md - 410369 )Area Code 410-371 - (Cellco Partnership Dba Verizon Wireless - Md - 410371 )Area Code 410-375 - (Cellco Partnership Dba Verizon Wireless - Md - 410375 )Area Code 410-382 - (Cellco Partnership Dba Verizon Wireless - Md - 410382 )Area Code 410-383 - ( - 410383 )Area Code 410-385 - ( - 410385 )Area Code 410-389 - ( - 410389 )Area Code 410-390 - ( - 410390 )Area Code 410-396 - (Verizon Maryland, Inc. - 410396 )Area Code 410-401 - (Mcimetro, Ats, Inc. - 410401 )Area Code 410-402 - (Mcimetro, Ats, Inc. - 410402 )Area Code 410-403 - (Mcimetro, Ats, Inc. - 410403 )Area Code 410-404 - (Cellco Partnership Dba Verizon Wireless - Md - 410404 )Area Code 410-406 - (Mcimetro, Ats, Inc. - 410406 )Area Code 410-409 - (Cellco Partnership Dba Verizon Wireless - Md - 410409 )Area Code 410-412 - (Mcimetro, Ats, Inc. - 410412 )Area Code 410-413 - (Mcimetro, Ats, Inc. - 410413 )Area Code 410-419 - (Sprint Spectrum L.p. - 410419 )Area Code 410-423 - (Teleport Communications Group America, Inc. - Md - 410423 )Area Code 410-426 - (Verizon Maryland, Inc. - 410426 )Area Code 410-427 - (Teleport Communications Group America, Inc. - Md - 410427 )Area Code 410-433 - (Verizon Maryland, Inc. - 410433 )Area Code 410-435 - (Verizon Maryland, Inc. - 410435 )Area Code 410-444 - (Verizon Maryland, Inc. - 410444 )Area Code 410-445 - (Metrocall - 410445 )Area Code 410-448 - (Verizon Maryland, Inc. - 410448 )Area Code 410-450 - (Verizon Maryland, Inc. - 410450 )Area Code 410-454 - (Mcimetro, Ats, Inc. - 410454 )Area Code 410-456 - (Cellco Partnership Dba Verizon Wireless - Md - 410456 )Area Code 410-458 - (Cellco Partnership Dba Verizon Wireless - Md - 410458 )Area Code 410-462 - (Verizon Maryland, Inc. - 410462 )Area Code 410-464 - (Verizon Maryland, Inc. - 410464 )Area Code 410-466 - (Verizon Maryland, Inc. - 410466 )Area Code 410-467 - (Verizon Maryland, Inc. - 410467 )Area Code 410-468 - (Verizon Maryland, Inc. - 410468 )Area Code 410-469 - (Verizon Maryland, Inc. - 410469 )Area Code 410-470 - (Comcast Telephony Communications Of Maryland, Inc. - 410470 )Area Code 410-481 - ( - 410481 )Area Code 410-483 - ( - 410483 )Area Code 410-485 - ( - 410485 )Area Code 410-487 - (Mci Worldcom Communications, Inc. - Md - 410487 )Area Code 410-488 - (Verizon Maryland, Inc. - 410488 )Area Code 410-493 - (Sprint Spectrum L.p. - 410493 )Area Code 410-497 - (Comcast Telephony Communications Of Maryland, Inc. - 410497 )Area Code 410-498 - (Comcast Telephony Communications Of Maryland, Inc. - 410498 )Area Code 410-499 - (Sprint Spectrum L.p. - 410499 )Area Code 410-502 - (Verizon Maryland, Inc. - 410502 )Area Code 410-504 - (Comcast Telephony Communications Of Maryland, Inc. - 410504 )Area Code 410-509 - (Baltimore-washington Telephone Bwt - 410509 )Area Code 410-513 - (Teleport Communications Group America, Inc. - Md - 410513 )Area Code 410-516 - (Verizon Maryland, Inc. - 410516 )Area Code 410-522 - (Verizon Maryland, Inc. - 410522 )Area Code 410-523 - (Verizon Maryland, Inc. - 410523 )Area Code 410-525 - (Verizon Maryland, Inc. - 410525 )Area Code 410-528 - (Verizon Maryland, Inc. - 410528 )Area Code 410-532 - ( - 410532 )Area Code 410-534 - ( - 410534 )Area Code 410-537 - ( - 410537 )Area Code 410-539 - (Verizon Maryland, Inc. - 410539 )Area Code 410-542 - (Verizon Maryland, Inc. - 410542 )Area Code 410-545 - (Verizon Maryland, Inc. - 410545 )Area Code 410-547 - (Verizon Maryland, Inc. - 410547 )Area Code 410-550 - (Verizon Maryland, Inc. - 410550 )Area Code 410-554 - (Verizon Maryland, Inc. - 410554 )Area Code 410-558 - (Verizon Maryland, Inc. - 410558 )Area Code 410-559 - (Teleport Communications Group America, Inc. - Md - 410559 )Area Code 410-563 - (Verizon Maryland, Inc. - 410563 )Area Code 410-564 - (Teleport Communications Group America, Inc. - Md - 410564 )Area Code 410-566 - (Verizon Maryland, Inc. - 410566 )Area Code 410-567 - (Mcimetro, Ats, Inc. - 410567 )Area Code 410-568 - (Teleport Communications Group America, Inc. - Md - 410568 )Area Code 410-576 - (Verizon Maryland, Inc. - 410576 )Area Code 410-578 - (Verizon Maryland, Inc. - 410578 )Area Code 410-585 - (Verizon Maryland, Inc. - 410585 )Area Code 410-591 - (Cellco Partnership Dba Verizon Wireless - Md - 410591 )Area Code 410-598 - (Cellco Partnership Dba Verizon Wireless - Md - 410598 )Area Code 410-601 - (Verizon Maryland, Inc. - 410601 )Area Code 410-605 - (Verizon Maryland, Inc. - 410605 )Area Code 410-613 - (Verizon Maryland, Inc. - 410613 )Area Code 410-614 - (Verizon Maryland, Inc. - 410614 )Area Code 410-616 - (Mci Worldcom Communications, Inc. - Md - 410616 )Area Code 410-617 - (Verizon Maryland, Inc. - 410617 )Area Code 410-624 - (Verizon Maryland, Inc. - 410624 )Area Code 410-625 - (Verizon Maryland, Inc. - 410625 )Area Code 410-627 - (Cellco Partnership Dba Verizon Wireless - Md - 410627 )Area Code 410-630 - (Mcimetro, Ats, Inc. - 410630 )Area Code 410-631 - (Verizon Maryland, Inc. - 410631 )Area Code 410-633 - (Verizon Maryland, Inc. - 410633 )Area Code 410-637 - (Verizon Maryland, Inc. - 410637 )Area Code 410-640 - (Metrocall - 410640 )Area Code 410-644 - (Verizon Maryland, Inc. - 410644 )Area Code 410-645 - (Mci Worldcom Communications, Inc. - Md - 410645 )Area Code 410-646 - (Verizon Maryland, Inc. - 410646 )Area Code 410-649 - (Teleport Communications Group America, Inc. - Md - 410649 )Area Code 410-650 - (Mcimetro, Ats, Inc. - 410650 )Area Code 410-657 - (Mcimetro, Ats, Inc. - 410657 )Area Code 410-659 - (Verizon Maryland, Inc. - 410659 )Area Code 410-662 - (Verizon Maryland, Inc. - 410662 )Area Code 410-664 - (Verizon Maryland, Inc. - 410664 )Area Code 410-669 - (Verizon Maryland, Inc. - 410669 )Area Code 410-675 - ( - 410675 )Area Code 410-685 - ( - 410685 )Area Code 410-689 - ( - 410689 )Area Code 410-696 - (Mcimetro, Ats, Inc. - 410696 )Area Code 410-701 - (Mcimetro, Ats, Inc. - 410701 )Area Code 410-704 - (Mcimetro, Ats, Inc. - 410704 )Area Code 410-706 - (Verizon Maryland, Inc. - 410706 )Area Code 410-709 - (Mcimetro, Ats, Inc. - 410709 )Area Code 410-727 - (Verizon Maryland, Inc. - 410727 )Area Code 410-728 - (Verizon Maryland, Inc. - 410728 )Area Code 410-732 - (Verizon Maryland, Inc. - 410732 )Area Code 410-735 - (Cavalier East Llc - Md - 410735 )Area Code 410-736 - (Verizon Maryland, Inc. - 410736 )Area Code 410-743 - (Arch Wireless Holdings, Inc. - 410743 )Area Code 410-746 - (Cellco Partnership Dba Verizon Wireless - Md - 410746 )Area Code 410-752 - (Verizon Maryland, Inc. - 410752 )Area Code 410-753 - (Mci Worldcom Communications, Inc. - Md - 410753 )Area Code 410-759 - (Verizon Maryland, Inc. - 410759 )Area Code 410-764 - (Verizon Maryland, Inc. - 410764 )Area Code 410-767 - (Verizon Maryland, Inc. - 410767 )Area Code 410-779 - (Winstar Communications, Llc - Md - 410779 )Area Code 410-783 - (Verizon Maryland, Inc. - 410783 )Area Code 410-801 - (Verizon Maryland, Inc. - 410801 )Area Code 410-804 - (Cellco Partnership Dba Verizon Wireless - Md - 410804 )Area Code 410-818 - (Teleport Communications Group America, Inc. - Md - 410818 )Area Code 410-837 - ( - 410837 )Area Code 410-842 - ( - 410842 )Area Code 410-843 - ( - 410843 )Area Code 410-844 - ( - 410844 )Area Code 410-846 - ( - 410846 )Area Code 410-864 - (Mcimetro, Ats, Inc. - 410864 )Area Code 410-866 - (Verizon Maryland, Inc. - 410866 )Area Code 410-878 - ( - 410878 )Area Code 410-889 - (Verizon Maryland, Inc. - 410889 )Area Code 410-891 - (Mci Worldcom Communications, Inc. - Md - 410891 )Area Code 410-895 - (Verizon Maryland, Inc. - 410895 )Area Code 410-903 - (Sprint Spectrum L.p. - 410903 )Area Code 410-904 - (Mcimetro, Ats, Inc. - 410904 )Area Code 410-905 - (Sprint Spectrum L.p. - 410905 )Area Code 410-906 - (Verizon Maryland, Inc. - 410906 )Area Code 410-907 - (Mcimetro, Ats, Inc. - 410907 )Area Code 410-908 - (Sprint Spectrum L.p. - 410908 )Area Code 410-910 - (Mcimetro, Ats, Inc. - 410910 )Area Code 410-913 - (Cellco Partnership Dba Verizon Wireless - Md - 410913 )Area Code 410-916 - (Cellco Partnership Dba Verizon Wireless - Md - 410916 )Area Code 410-925 - ( - 410925 )Area Code 410-930 - ( - 410930 )Area Code 410-935 - ( - 410935 )Area Code 410-936 - ( - 410936 )Area Code 410-945 - (Verizon Maryland, Inc. - 410945 )Area Code 410-947 - (Verizon Maryland, Inc. - 410947 )Area Code 410-949 - (Mcimetro, Ats, Inc. - 410949 )Area Code 410-951 - (Teleport Communications Group America, Inc. - Md - 410951 )Area Code 410-952 - (Cellco Partnership Dba Verizon Wireless - Md - 410952 )Area Code 410-954 - ( - 410954 )Area Code 410-955 - (Verizon Maryland, Inc. - 410955 )Area Code 410-960 - (Cellco Partnership Dba Verizon Wireless - Md - 410960 )Area Code 410-961 - (Sprint Spectrum L.p. - 410961 )Area Code 410-962 - (Verizon Maryland, Inc. - 410962 )Area Code 410-963 - (Sprint Spectrum L.p. - 410963 )Area Code 410-977 - (Nextel Communications - 410977 )Area Code 410-982 - (Quantum Telecommunications, Inc. - Md - 410982 )Area Code 410-986 - (Verizon Maryland, Inc. - 410986 )Area Code 410-999 - ( - 410999 )

QUEENSTOWN

Area Code 410-827 - ( - 410827 )

ANNAPOLIS

Area Code 410-212 - (Sprint Spectrum L.p. - 410212 )Area Code 410-216 - (Verizon Maryland, Inc. - 410216 )Area Code 410-224 - (Verizon Maryland, Inc. - 410224 )Area Code 410-260 - (Verizon Maryland, Inc. - 410260 )Area Code 410-263 - (Verizon Maryland, Inc. - 410263 )Area Code 410-266 - (Verizon Maryland, Inc. - 410266 )Area Code 410-267 - (Verizon Maryland, Inc. - 410267 )Area Code 410-268 - (Verizon Maryland, Inc. - 410268 )Area Code 410-269 - (Verizon Maryland, Inc. - 410269 )Area Code 410-271 - (Cellco Partnership Dba Verizon Wireless - Md - 410271 )Area Code 410-279 - ( - 410279 )Area Code 410-280 - ( - 410280 )Area Code 410-293 - ( - 410293 )Area Code 410-295 - ( - 410295 )Area Code 410-320 - (Nextel Communications - 410320 )Area Code 410-349 - (Verizon Maryland, Inc. - 410349 )Area Code 410-353 - ( - 410353 )Area Code 410-507 - (Cellco Partnership Dba Verizon Wireless - Md - 410507 )Area Code 410-533 - ( - 410533 )Area Code 410-562 - (Southwestern Bell Mobile Systems, Llc - Dc - 410562 )Area Code 410-570 - (Southwestern Bell Mobile Systems, Llc - Dc - 410570 )Area Code 410-571 - (Verizon Maryland, Inc. - 410571 )Area Code 410-573 - (Verizon Maryland, Inc. - 410573 )Area Code 410-626 - (Verizon Maryland, Inc. - 410626 )Area Code 410-693 - ( - 410693 )Area Code 410-703 - (Cellco Partnership Dba Verizon Wireless - Md - 410703 )Area Code 410-731 - (Arch Wireless Holdings, Inc. - 410731 )Area Code 410-757 - (Verizon Maryland, Inc. - 410757 )Area Code 410-841 - ( - 410841 )Area Code 410-897 - (Verizon Maryland, Inc. - 410897 )Area Code 410-919 - (Mcimetro, Ats, Inc. - 410919 )Area Code 410-940 - (Atx Telecommunications Services, Ltd - 410940 )Area Code 410-946 - (Verizon Maryland, Inc. - 410946 )Area Code 410-956 - (Verizon Maryland, Inc. - 410956 )Area Code 410-972 - (Teleport Communications Group America, Inc. - Md - 410972 )Area Code 410-980 - (Xspedius Management Co Switches Services, Llc - Md - 410980 )Area Code 410-990 - (Verizon Maryland, Inc. - 410990 )Area Code 410-991 - (Cellco Partnership Dba Verizon Wireless - Md - 410991 )

LAUREL

Area Code 410-264 - (Verizon Maryland, Inc. - 410264 )Area Code 410-416 - (Verizon Maryland, Inc. - 410416 )Area Code 410-501 - (Map Mobile Communications, Inc. - 410501 )Area Code 410-595 - (Xspedius Management Co Switches Services, Llc - Md - 410595 )Area Code 410-619 - (Verizon Maryland, Inc. - 410619 )Area Code 410-680 - ( - 410680 )Area Code 410-717 - (Xspedius Management Co Switches Services, Llc - Md - 410717 )Area Code 410-724 - (Verizon Maryland, Inc. - 410724 )Area Code 410-792 - (Verizon Maryland, Inc. - 410792 )Area Code 410-794 - (Xspedius Management Co Switches Services, Llc - Md - 410794 )Area Code 410-797 - (Verizon Maryland, Inc. - 410797 )Area Code 410-807 - (Xspedius Management Co Switches Services, Llc - Md - 410807 )Area Code 410-824 - ( - 410824 )Area Code 410-834 - ( - 410834 )Area Code 410-862 - (Verizon Maryland, Inc. - 410862 )Area Code 410-880 - ( - 410880 )Area Code 410-888 - (Verizon Maryland, Inc. - 410888 )Area Code 410-921 - (Xspedius Management Co Switches Services, Llc - Md - 410921 )Area Code 410-927 - ( - 410927 )Area Code 410-934 - ( - 410934 )

BISHOPVILLE

Area Code 410-352 - (Verizon Maryland, Inc. - 410352 )

DEAL ISLAND

Area Code 410-784 - (Verizon Maryland, Inc. - 410784 )

EDGEWOOD

Area Code 410-436 - (Verizon Maryland, Inc. - 410436 )Area Code 410-538 - ( - 410538 )Area Code 410-569 - (Verizon Maryland, Inc. - 410569 )Area Code 410-612 - (Verizon Maryland, Inc. - 410612 )Area Code 410-670 - (Mcimetro, Ats, Inc. - 410670 )Area Code 410-671 - (Verizon Maryland, Inc. - 410671 )Area Code 410-676 - ( - 410676 )Area Code 410-679 - ( - 410679 )

UNION BRIDGE

Area Code 410-775 - (Verizon Maryland, Inc. - 410775 )

SALISBURY

Area Code 410-210 - (Aquis Communications, Inc. - 410210 )Area Code 410-219 - (Verizon Maryland, Inc. - 410219 )Area Code 410-251 - (Cellco Partnership Dba Verizon Wireless - Md - 410251 )Area Code 410-270 - (Salisbury Mobile Telephone Inc. - 410270 )Area Code 410-334 - (Verizon Maryland, Inc. - 410334 )Area Code 410-341 - (Verizon Maryland, Inc. - 410341 )Area Code 410-380 - (Salisbury Mobile Telephone Inc. - 410380 )Area Code 410-422 - (Dobson Cellular Systems, Inc. - 410422 )Area Code 410-430 - (Cellco Partnership Dba Verizon Wireless - Md - 410430 )Area Code 410-543 - (Verizon Maryland, Inc. - 410543 )Area Code 410-546 - (Verizon Maryland, Inc. - 410546 )Area Code 410-548 - (Verizon Maryland, Inc. - 410548 )Area Code 410-572 - (Verizon Maryland, Inc. - 410572 )Area Code 410-603 - (Dobson Cellular Systems, Inc. - 410603 )Area Code 410-618 - (Verizon Maryland, Inc. - 410618 )Area Code 410-622 - (Metrocall - 410622 )Area Code 410-677 - ( - 410677 )Area Code 410-713 - (Level 3 Communications, Llc - Md - 410713 )Area Code 410-726 - (Cellco Partnership Dba Verizon Wireless - Md - 410726 )Area Code 410-742 - (Verizon Maryland, Inc. - 410742 )Area Code 410-749 - (Verizon Maryland, Inc. - 410749 )Area Code 410-831 - ( - 410831 )Area Code 410-845 - ( - 410845 )Area Code 410-860 - (Verizon Maryland, Inc. - 410860 )Area Code 410-912 - (Cavalier Telephone, Llc (mid-atlantic) - Md - 410912 )

EDGEWATER

Area Code 410-798 - (Verizon Maryland, Inc. - 410798 )

COCKEYSVILLE

Area Code 410-229 - ( - 410229 )Area Code 410-316 - (Verizon Maryland, Inc. - 410316 )Area Code 410-329 - (Verizon Maryland, Inc. - 410329 )Area Code 410-393 - (Verizon Maryland, Inc. - 410393 )Area Code 410-527 - (Verizon Maryland, Inc. - 410527 )Area Code 410-561 - (Verizon Maryland, Inc. - 410561 )Area Code 410-584 - (Verizon Maryland, Inc. - 410584 )Area Code 410-628 - (Verizon Maryland, Inc. - 410628 )Area Code 410-666 - (Verizon Maryland, Inc. - 410666 )Area Code 410-667 - ( - 410667 )Area Code 410-683 - ( - 410683 )Area Code 410-771 - (Verizon Maryland, Inc. - 410771 )Area Code 410-773 - (Verizon Maryland, Inc. - 410773 )Area Code 410-785 - (Verizon Maryland, Inc. - 410785 )Area Code 410-856 - (Verizon Maryland, Inc. - 410856 )

RHODESDALE

Area Code 410-883 - (Verizon Maryland, Inc. - 410883 )

JARRETTSVILLE

Area Code 410-557 - (Verizon Maryland, Inc. - 410557 )Area Code 410-692 - ( - 410692 )Area Code 410-941 - (Verizon Maryland, Inc. - 410941 )

ESSEX

Area Code 410-238 - (Verizon Maryland, Inc. - 410238 )Area Code 410-391 - ( - 410391 )Area Code 410-574 - (Verizon Maryland, Inc. - 410574 )Area Code 410-682 - ( - 410682 )Area Code 410-686 - ( - 410686 )Area Code 410-687 - ( - 410687 )Area Code 410-780 - (Verizon Maryland, Inc. - 410780 )Area Code 410-918 - (Verizon Maryland, Inc. - 410918 )

WHITE MARSH

Area Code 410-335 - (Verizon Maryland, Inc. - 410335 )Area Code 410-344 - (Verizon Maryland, Inc. - 410344 )

ROCK HALL

Area Code 410-639 - (Verizon Maryland, Inc. - 410639 )

REISTERSTOWN

Area Code 410-429 - (Verizon Maryland, Inc. - 410429 )Area Code 410-517 - (Verizon Maryland, Inc. - 410517 )Area Code 410-526 - (Verizon Maryland, Inc. - 410526 )Area Code 410-702 - (Mcimetro, Ats, Inc. - 410702 )Area Code 410-833 - ( - 410833 )Area Code 410-861 - (Verizon Maryland, Inc. - 410861 )

WARWICK

Area Code 410-275 - (Verizon Maryland, Inc. - 410275 )Area Code 410-755 - (Verizon Maryland, Inc. - 410755 )

CAMBRIDGE

Area Code 410-221 - (Verizon Maryland, Inc. - 410221 )Area Code 410-228 - ( - 410228 )Area Code 410-330 - (Dobson Cellular Systems, Inc. - 410330 )Area Code 410-901 - (Verizon Maryland, Inc. - 410901 )

Other Information about area code 410 in Maryland

State Information Resources for Maryland (Source: State Information)
CitySites Pages for Maryland (Source: Official CitySites)
Wikipedia Article on Area Code 410 (Source: Wikipedia)