Free Reverse Phone Lookup

Free Phone Number Finder

Enter phone number to begin your search


Example: 999-999-9999

Detailed Information on Area Code 603

Reverse lookup results for area code 603

Country United States of America
State NEW HAMPSHIRE
Area Code 603
Date First Introduced Feb 04 1994
Timezone (UTC-05:00)
Major Counties HILLSBOROUGH, ROCKINGHAM, GRAFTON, MERRIMACK, STRAFFORD
Major Cities MANCHESTER, NASHUA, CONCORD, PORTSMOUTH, LACONIA, DERRY, DOVER, EXETER, MERRIMACK, SALEM
Related Area Codes

Location map for area code 603 in NEW HAMPSHIRE


Following is the list of available exchanges for area code 603 in NEW HAMPSHIRE -


DEERFIELD
Area Code 603-462 - (Freedom Ring Communications, Llc - 603462 )Area Code 603-463 - (Verizon New England Inc. - 603463 )Area Code 603-806 - ( - 603806 )
SUNCOOK
Area Code 603-268 - (Verizon New England Inc. - 603268 )Area Code 603-340 - (Bell Atlantic Nynex Mobile - 603340 )Area Code 603-344 - (United States Cellular Corp. - New Hampshire - 603344 )Area Code 603-419 - (United States Cellular Corp. - New Hampshire - 603419 )Area Code 603-485 - (Verizon New England Inc. - 603485 )Area Code 603-928 - (Freedom Ring Communications, Llc - 603928 )
HAMPSTEAD
Area Code 603-329 - (Verizon New England Inc. - 603329 )Area Code 603-362 - (Verizon New England Inc. - 603362 )Area Code 603-907 - (Global Naps, Inc. - Nh - 603907 )
RINDGE
Area Code 603-720 - (Global Naps, Inc. - Nh - 603720 )Area Code 603-899 - (Verizon New England Inc. - 603899 )Area Code 603-971 - (Freedom Ring Communications, Llc - 603971 )
MERRIMACK
Area Code 603-261 - ( - 603261 )Area Code 603-262 - ( - 603262 )Area Code 603-341 - (United States Cellular Corp. - New Hampshire - 603341 )Area Code 603-345 - (United States Cellular Corp. - New Hampshire - 603345 )Area Code 603-365 - (Nextel Communications - 603365 )Area Code 603-377 - (Omnipoint Communications Mb Operations, Llc - 603377 )Area Code 603-396 - (Nextel Communications - 603396 )Area Code 603-423 - (Verizon New England Inc. - 603423 )Area Code 603-424 - (Verizon New England Inc. - 603424 )Area Code 603-429 - (Verizon New England Inc. - 603429 )Area Code 603-440 - (Verizon New England Inc. - 603440 )Area Code 603-461 - (United States Cellular Corp. - New Hampshire - 603461 )Area Code 603-493 - (Bell Atlantic Nynex Mobile - 603493 )Area Code 603-494 - (Bell Atlantic Nynex Mobile - 603494 )Area Code 603-517 - (Verizon New England Inc. - 603517 )Area Code 603-533 - (United States Cellular Corp. - New Hampshire - 603533 )Area Code 603-582 - (United States Cellular Corp. - New Hampshire - 603582 )Area Code 603-620 - (United States Cellular Corp. - New Hampshire - 603620 )Area Code 603-670 - (Choice One Of New Hampshire, Inc. - 603670 )Area Code 603-683 - (Verizon New England Inc. - 603683 )
NORTH WALPOLE
Area Code 603-445 - (Verizon New England Inc. - 603445 )Area Code 603-756 - (Verizon New England Inc. - 603756 )
BELMONT
Area Code 603-267 - (Verizon New England Inc. - 603267 )
SULLIVAN
Area Code 603-847 - (Verizon New England Inc. - 603847 )
KEENE
Area Code 603-209 - (United States Cellular Corp. - New Hampshire - 603209 )Area Code 603-283 - (Paetec Communications, Inc. - Nh - 603283 )Area Code 603-313 - (United States Cellular Corp. - New Hampshire - 603313 )Area Code 603-338 - (Brooks Fiber Communications - New Hampshire - 603338 )Area Code 603-352 - (Verizon New England Inc. - 603352 )Area Code 603-354 - (Verizon New England Inc. - 603354 )Area Code 603-355 - (Verizon New England Inc. - 603355 )Area Code 603-357 - (Verizon New England Inc. - 603357 )Area Code 603-358 - (Verizon New England Inc. - 603358 )Area Code 603-439 - (Conversent Communications Of New Hampshire, Llc - 603439 )Area Code 603-499 - (Level 3 Communications - Nh - 603499 )Area Code 603-719 - (Freedom Ring Communications, Llc - 603719 )Area Code 603-757 - (Lightship Telecom, Llc - Nh - 603757 )Area Code 603-762 - (Rural Cellular Corporation - 603762 )Area Code 603-852 - (Omnipoint Communications Mb Operations, Llc - 603852 )Area Code 603-917 - (Global Naps, Inc. - Nh - 603917 )
BOW
Area Code 603-774 - (Dunbarton Telephone Co. - 603774 )
PELHAM
Area Code 603-508 - (Bell Atlantic Nynex Mobile - 603508 )Area Code 603-635 - (Verizon New England Inc. - 603635 )
NORTH STRATFORD
Area Code 603-922 - (Verizon New England Inc. - 603922 )
MADISON
Area Code 603-367 - (Verizon New England Inc. - 603367 )
CHESTER
Area Code 603-300 - (Nextel Communications - 603300 )Area Code 603-887 - (Granite State Telephone, Inc. - 603887 )
BERLIN
Area Code 603-215 - (Freedom Ring Communications, Llc - 603215 )Area Code 603-326 - (Level 3 Communications - Nh - 603326 )Area Code 603-342 - (Verizon New England Inc. - 603342 )Area Code 603-649 - (Global Naps, Inc. - Nh - 603649 )Area Code 603-723 - (United States Cellular Corp. - New Hampshire - 603723 )Area Code 603-752 - (Verizon New England Inc. - 603752 )
FRANCONIA
Area Code 603-823 - (Verizon New England Inc. - 603823 )
LYME
Area Code 603-208 - (United States Cellular Corp. - New Hampshire - 603208 )Area Code 603-353 - (Verizon New England Inc. - 603353 )Area Code 603-576 - (Level 3 Communications - Nh - 603576 )Area Code 603-597 - (Brooks Fiber Communications - New Hampshire - 603597 )Area Code 603-795 - (Verizon New England Inc. - 603795 )
CENTER TUFTONBORO
Area Code 603-544 - (Merrimack Co. Telephone Co., Dba Contoocook Valley - 603544 )
BOSCAWEN
Area Code 603-796 - (Kearsarge Telephone Co. - 603796 )
FARMINGTON
Area Code 603-652 - (Verizon New England Inc. - 603652 )Area Code 603-755 - (Verizon New England Inc. - 603755 )
CTR OSSIPEE
Area Code 603-297 - (Freedom Ring Communications, Llc - 603297 )Area Code 603-301 - (Icg Telecom Group - Nh - 603301 )Area Code 603-539 - (Verizon New England Inc. - 603539 )Area Code 603-651 - (United States Cellular Corp. - New Hampshire - 603651 )
PITTSBURG
Area Code 603-538 - (Verizon New England Inc. - 603538 )
WINCHESTER
Area Code 603-239 - (Verizon New England Inc. - 603239 )Area Code 603-441 - (Global Naps, Inc. - Nh - 603441 )
CONWAY
Area Code 603-447 - (Verizon New England Inc. - 603447 )Area Code 603-452 - (Freedom Ring Communications, Llc - 603452 )Area Code 603-662 - (United States Cellular Corp. - New Hampshire - 603662 )Area Code 603-691 - (Global Naps, Inc. - Nh - 603691 )
DOVER
Area Code 603-248 - ( - 603248 )Area Code 603-285 - (Brooks Fiber Communications - New Hampshire - 603285 )Area Code 603-299 - (Global Naps, Inc. - Nh - 603299 )Area Code 603-312 - (Rural Cellular Corporation - 603312 )Area Code 603-343 - (Comcast Phone Of New Hampshire, Llc - Nh - 603343 )Area Code 603-376 - (Verizon New England Inc. - 603376 )Area Code 603-509 - (Ctc Communications - Nh - 603509 )Area Code 603-516 - (Freedom Ring Communications, Llc - 603516 )Area Code 603-534 - (Rural Cellular Corporation - 603534 )Area Code 603-609 - (Rnk, Inc. - 603609 )Area Code 603-617 - (Choice One Of New Hampshire, Inc. - 603617 )Area Code 603-740 - (Verizon New England Inc. - 603740 )Area Code 603-742 - (Verizon New England Inc. - 603742 )Area Code 603-743 - (Verizon New England Inc. - 603743 )Area Code 603-749 - (Verizon New England Inc. - 603749 )Area Code 603-750 - (Verizon New England Inc. - 603750 )Area Code 603-767 - (At&t Wireless Services, Inc. - 603767 )Area Code 603-781 - (At&t Wireless Services, Inc. - 603781 )Area Code 603-817 - ( - 603817 )Area Code 603-834 - (Conversent Communications Of New Hampshire, Llc - 603834 )Area Code 603-842 - (Paetec Communications, Inc. - Nh - 603842 )Area Code 603-866 - (Omnipoint Communications Mb Operations, Llc - 603866 )Area Code 603-953 - (Choice One Of New Hampshire, Inc. - 603953 )Area Code 603-978 - (At&t Wireless Services, Inc. - 603978 )
JACKSON
Area Code 603-383 - (Verizon New England Inc. - 603383 )Area Code 603-687 - (Freedom Ring Communications, Llc - 603687 )
WONALANCET
Area Code 603-236 - (Verizon New England Inc. - 603236 )
ROCHESTER
Area Code 603-330 - (Verizon New England Inc. - 603330 )Area Code 603-332 - (Verizon New England Inc. - 603332 )Area Code 603-335 - (Verizon New England Inc. - 603335 )Area Code 603-337 - (Verizon New England Inc. - 603337 )Area Code 603-822 - (Choice One Of New Hampshire, Inc. - 603822 )Area Code 603-923 - (Level 3 Communications - Nh - 603923 )Area Code 603-973 - (Sprint Spectrum L.p. - Nh - 603973 )Area Code 603-994 - (Freedom Ring Communications, Llc - 603994 )
NORTH SANDWICH
Area Code 603-284 - (Verizon New England Inc. - 603284 )Area Code 603-954 - (Global Naps, Inc. - Nh - 603954 )
KINGSTON
Area Code 603-347 - (Comcast Phone Of New Hampshire, Llc - Nh - 603347 )Area Code 603-642 - (Verizon New England Inc. - 603642 )Area Code 603-702 - (Bell Atlantic Nynex Mobile - 603702 )
CANAAN
Area Code 603-282 - (Brooks Fiber Communications - New Hampshire - 603282 )Area Code 603-507 - (Global Naps, Inc. - Nh - 603507 )Area Code 603-523 - (Verizon New England Inc. - 603523 )Area Code 603-780 - (Level 3 Communications - Nh - 603780 )
CANTERBURY
Area Code 603-783 - (Verizon New England Inc. - 603783 )
GROVETON
Area Code 603-636 - (Verizon New England Inc. - 603636 )
HANCOCK
Area Code 603-525 - (Verizon New England Inc. - 603525 )
NORTH CONWAY
Area Code 603-356 - (Verizon New England Inc. - 603356 )Area Code 603-730 - (Brooks Fiber Communications - New Hampshire - 603730 )Area Code 603-733 - (Level 3 Communications - Nh - 603733 )Area Code 603-986 - (Bell Atlantic Nynex Mobile - 603986 )
TAMWORTH
Area Code 603-323 - (Verizon New England Inc. - 603323 )Area Code 603-725 - (Level 3 Communications - Nh - 603725 )Area Code 603-861 - (Brooks Fiber Communications - New Hampshire - 603861 )
SALEM
Area Code 603-212 - (Verizon New England Inc. - 603212 )Area Code 603-251 - ( - 603251 )Area Code 603-327 - (Lightship Telecom, Llc - Nh - 603327 )Area Code 603-328 - (Paetec Communications, Inc. - Nh - 603328 )Area Code 603-458 - (Comcast Phone Of New Hampshire, Llc - Nh - 603458 )Area Code 603-475 - (Bell Atlantic Nynex Mobile - 603475 )Area Code 603-560 - (At&t Wireless Services, Inc. - 603560 )Area Code 603-681 - (Choice One Of New Hampshire, Inc. - 603681 )Area Code 603-685 - (Conversent Communications Of New Hampshire, Llc - 603685 )Area Code 603-870 - (Verizon New England Inc. - 603870 )Area Code 603-890 - (Verizon New England Inc. - 603890 )Area Code 603-893 - (Verizon New England Inc. - 603893 )Area Code 603-894 - (Verizon New England Inc. - 603894 )Area Code 603-896 - (Verizon New England Inc. - 603896 )Area Code 603-898 - (Verizon New England Inc. - 603898 )Area Code 603-912 - (Rnk, Inc. - 603912 )Area Code 603-952 - (Level 3 Communications - Nh - 603952 )
ANTRIM
Area Code 603-588 - (Merrimack Co. Telephone Co., Dba Contoocook Valley - 603588 )
E ROCHESTER
Area Code 603-350 - (Brooks Fiber Communications - New Hampshire - 603350 )
MARLBOROUGH
Area Code 603-876 - (Verizon New England Inc. - 603876 )
NORTHWOOD
Area Code 603-608 - (Nextel Communications - 603608 )Area Code 603-696 - (Global Naps, Inc. - Nh - 603696 )Area Code 603-736 - (Verizon New England Inc. - 603736 )Area Code 603-942 - (Verizon New England Inc. - 603942 )
WOODSVILLE
Area Code 603-272 - (Verizon New England Inc. - 603272 )Area Code 603-288 - (Global Naps, Inc. - Nh - 603288 )Area Code 603-618 - (Level 3 Communications - Nh - 603618 )Area Code 603-712 - (Brooks Fiber Communications - New Hampshire - 603712 )Area Code 603-747 - (Verizon New England Inc. - 603747 )Area Code 603-787 - (Verizon New England Inc. - 603787 )Area Code 603-853 - (Freedom Ring Communications, Llc - 603853 )Area Code 603-989 - (Verizon New England Inc. - 603989 )
GOFFSTOWN
Area Code 603-497 - (Verizon New England Inc. - 603497 )Area Code 603-540 - (Bell Atlantic Nynex Mobile - 603540 )Area Code 603-660 - (Bell Atlantic Nynex Mobile - 603660 )
SANBORNVILLE
Area Code 603-522 - (Verizon New England Inc. - 603522 )Area Code 603-871 - (Level 3 Communications - Nh - 603871 )
MEREDITH
Area Code 603-250 - ( - 603250 )Area Code 603-253 - ( - 603253 )Area Code 603-279 - (Verizon New England Inc. - 603279 )Area Code 603-677 - (Brooks Fiber Communications - New Hampshire - 603677 )
MERIDEN
Area Code 603-675 - (Verizon New England Inc. - 603675 )
NASHUA
Area Code 603-204 - (United States Cellular Corp. - New Hampshire - 603204 )Area Code 603-221 - (Verizon New England Inc. - 603221 )Area Code 603-233 - (Omnipoint Communications Mb Operations, Llc - 603233 )Area Code 603-281 - (Verizon New England Inc. - 603281 )Area Code 603-318 - (Rnk, Inc. - 603318 )Area Code 603-320 - (At&t Wireless Services, Inc. - 603320 )Area Code 603-321 - (Bell Atlantic Nynex Mobile - 603321 )Area Code 603-324 - (Brooks Fiber Communications - New Hampshire - 603324 )Area Code 603-386 - (Broadview Networks, Inc. - Nh - 603386 )Area Code 603-420 - (Brooks Fiber Communications - New Hampshire - 603420 )Area Code 603-438 - (Sprint Spectrum L.p. - 603438 )Area Code 603-459 - (Lightship Telecom, Llc - Nh - 603459 )Area Code 603-484 - (Global Naps, Inc. - Nh - 603484 )Area Code 603-521 - (At&t Local - 603521 )Area Code 603-546 - (Choice One Of New Hampshire, Inc. - 603546 )Area Code 603-557 - (Sprint Spectrum L.p. - 603557 )Area Code 603-561 - (Verizon New England Inc. - 603561 )Area Code 603-566 - (Bell Atlantic Nynex Mobile - 603566 )Area Code 603-572 - (Verizon New England Inc. - 603572 )Area Code 603-577 - (Verizon New England Inc. - 603577 )Area Code 603-578 - (Verizon New England Inc. - 603578 )Area Code 603-579 - (Verizon New England Inc. - 603579 )Area Code 603-589 - (Paetec Communications, Inc. - Nh - 603589 )Area Code 603-594 - (Verizon New England Inc. - 603594 )Area Code 603-595 - (Verizon New England Inc. - 603595 )Area Code 603-596 - (Verizon New England Inc. - 603596 )Area Code 603-598 - (Verizon New England Inc. - 603598 )Area Code 603-599 - (Verizon New England Inc. - 603599 )Area Code 603-689 - (Choice One Of New Hampshire, Inc. - 603689 )Area Code 603-732 - (Brooks Fiber Communications - New Hampshire - 603732 )Area Code 603-751 - (Brooks Fiber Communications - New Hampshire - 603751 )Area Code 603-759 - (Bell Atlantic Nynex Mobile - 603759 )Area Code 603-765 - (Nextel Communications - 603765 )Area Code 603-791 - (Verizon New England Inc. - 603791 )Area Code 603-816 - ( - 603816 )Area Code 603-821 - (Conversent Communications Of New Hampshire, Llc - 603821 )Area Code 603-824 - (Brooks Fiber Communications - New Hampshire - 603824 )Area Code 603-864 - (Verizon New England Inc. - 603864 )Area Code 603-879 - (Verizon New England Inc. - 603879 )Area Code 603-880 - (Verizon New England Inc. - 603880 )Area Code 603-881 - (Verizon New England Inc. - 603881 )Area Code 603-882 - (Verizon New England Inc. - 603882 )Area Code 603-883 - (Verizon New England Inc. - 603883 )Area Code 603-884 - (Verizon New England Inc. - 603884 )Area Code 603-885 - (Verizon New England Inc. - 603885 )Area Code 603-886 - (Verizon New England Inc. - 603886 )Area Code 603-888 - (Verizon New England Inc. - 603888 )Area Code 603-889 - (Verizon New England Inc. - 603889 )Area Code 603-891 - (Verizon New England Inc. - 603891 )Area Code 603-897 - (Verizon New England Inc. - 603897 )Area Code 603-930 - (At&t Wireless Services, Inc. - 603930 )Area Code 603-943 - (Omnipoint Communications Mb Operations, Llc - 603943 )Area Code 603-966 - (Nextel Communications - 603966 )
BARRINGTON
Area Code 603-280 - (Level 3 Communications - Nh - 603280 )Area Code 603-664 - (Verizon New England Inc. - 603664 )
NEW DURHAM
Area Code 603-776 - (Union Telephone Co. - Nh - 603776 )Area Code 603-859 - (Union Telephone Co. - Nh - 603859 )
EPPING
Area Code 603-679 - (Verizon New England Inc. - 603679 )Area Code 603-693 - (Conversent Communications Of New Hampshire, Llc - 603693 )Area Code 603-734 - (Brooks Fiber Communications - New Hampshire - 603734 )
WEARE
Area Code 603-529 - (Granite State Telephone, Inc. - 603529 )
JEFFERSON
Area Code 603-278 - (Bretton Woods Telephone Co. - 603278 )Area Code 603-390 - (Brooks Fiber Communications - New Hampshire - 603390 )Area Code 603-586 - (Verizon New England Inc. - 603586 )
CANDIA
Area Code 603-370 - (Bell Atlantic Nynex Mobile - 603370 )Area Code 603-483 - (Verizon New England Inc. - 603483 )
FITZWILLIAM
Area Code 603-585 - (Verizon New England Inc. - 603585 )
ALTON
Area Code 603-875 - (Union Telephone Co. - Nh - 603875 )
CENTER CONWAY
Area Code 603-939 - (Northland Telephone Of Maine, Inc. - 603939 )
ERROL
Area Code 603-214 - (Freedom Ring Communications, Llc - 603214 )Area Code 603-482 - (Verizon New England Inc. - 603482 )Area Code 603-710 - (Global Naps, Inc. - Nh - 603710 )
CHARLESTOWN
Area Code 603-826 - (Verizon New England Inc. - 603826 )Area Code 603-909 - (Global Naps, Inc. - Nh - 603909 )
NEWPORT
Area Code 603-368 - (Global Naps, Inc. - Nh - 603368 )Area Code 603-843 - (Freedom Ring Communications, Llc - 603843 )Area Code 603-863 - (Verizon New England Inc. - 603863 )Area Code 603-865 - (Verizon New England Inc. - 603865 )
MILTON MILLS
Area Code 603-473 - (Verizon New England Inc. - 603473 )Area Code 603-699 - (Global Naps, Inc. - Nh - 603699 )
COLEBROOK
Area Code 603-237 - (Verizon New England Inc. - 603237 )Area Code 603-246 - ( - 603246 )Area Code 603-255 - ( - 603255 )Area Code 603-331 - (Level 3 Communications - Nh - 603331 )Area Code 603-388 - (Freedom Ring Communications, Llc - 603388 )Area Code 603-613 - (Brooks Fiber Communications - New Hampshire - 603613 )Area Code 603-963 - (Global Naps, Inc. - Nh - 603963 )
MARLOW
Area Code 603-446 - (Verizon New England Inc. - 603446 )
HANOVER
Area Code 603-619 - (Global Naps, Inc. - Nh - 603619 )Area Code 603-640 - (Verizon New England Inc. - 603640 )Area Code 603-643 - (Verizon New England Inc. - 603643 )Area Code 603-646 - (Verizon New England Inc. - 603646 )Area Code 603-650 - (Verizon New England Inc. - 603650 )Area Code 603-653 - (Verizon New England Inc. - 603653 )Area Code 603-676 - (Freedom Ring Communications, Llc - 603676 )
ENFIELD
Area Code 603-304 - (United States Cellular Corp. - New Hampshire - 603304 )Area Code 603-632 - (Verizon New England Inc. - 603632 )
PENACOOK
Area Code 603-565 - (Level 3 Communications - Nh - 603565 )Area Code 603-753 - (Verizon New England Inc. - 603753 )
EXETER
Area Code 603-395 - (Brooks Fiber Communications - New Hampshire - 603395 )Area Code 603-418 - (Conversent Communications Of New Hampshire, Llc - 603418 )Area Code 603-580 - (Comcast Phone Of New Hampshire, Llc - Nh - 603580 )Area Code 603-583 - (Level 3 Communications - Nh - 603583 )Area Code 603-658 - (Freedom Ring Communications, Llc - 603658 )Area Code 603-686 - (Bell Atlantic Nynex Mobile - 603686 )Area Code 603-770 - (Bell Atlantic Nynex Mobile - 603770 )Area Code 603-772 - (Verizon New England Inc. - 603772 )Area Code 603-773 - (Verizon New England Inc. - 603773 )Area Code 603-775 - (Verizon New England Inc. - 603775 )Area Code 603-777 - (Verizon New England Inc. - 603777 )Area Code 603-778 - (Verizon New England Inc. - 603778 )Area Code 603-793 - (Sprint Spectrum L.p. - Nh - 603793 )Area Code 603-849 - (Global Naps, Inc. - Nh - 603849 )
ANDOVER
Area Code 603-735 - (Kearsarge Telephone Co. - 603735 )
HINSDALE
Area Code 603-336 - (Verizon New England Inc. - 603336 )
SALISBURY
Area Code 603-798 - (Kearsarge Telephone Co. - 603798 )
HAMPTON
Area Code 603-401 - (Bell Atlantic Nynex Mobile - 603401 )Area Code 603-601 - (Paetec Communications, Inc. - Nh - 603601 )Area Code 603-758 - (Choice One Of New Hampshire, Inc. - 603758 )Area Code 603-910 - (Conversent Communications Of New Hampshire, Llc - 603910 )Area Code 603-918 - (Bell Atlantic Nynex Mobile - 603918 )Area Code 603-926 - (Verizon New England Inc. - 603926 )Area Code 603-929 - (Verizon New England Inc. - 603929 )Area Code 603-967 - (Level 3 Communications - Nh - 603967 )Area Code 603-997 - (Sprint Spectrum L.p. - Nh - 603997 )
WASHINGTON
Area Code 603-495 - (Granite State Telephone, Inc. - 603495 )
MANCHESTER
Area Code 603-203 - (Snet Cellular, Inc. - Rhode Island - 603203 )Area Code 603-206 - (Paetec Communications, Inc. - Nh - 603206 )Area Code 603-210 - (Comcast Phone Of New Hampshire, Llc - Nh - 603210 )Area Code 603-216 - (Comcast Phone Of New Hampshire, Llc - Nh - 603216 )Area Code 603-218 - (Broadview Networks, Inc. - Nh - 603218 )Area Code 603-222 - (Verizon New England Inc. - 603222 )Area Code 603-232 - (Comcast Phone Of New Hampshire, Llc - Nh - 603232 )Area Code 603-240 - (Verizon New England Inc. - 603240 )Area Code 603-241 - (Verizon New England Inc. - 603241 )Area Code 603-244 - ( - 603244 )Area Code 603-263 - ( - 603263 )Area Code 603-264 - (Omnipoint Communications Mb Operations, Llc - 603264 )Area Code 603-270 - (Brooks Fiber Communications - New Hampshire - 603270 )Area Code 603-289 - (At&t Wireless Services, Inc. - 603289 )Area Code 603-296 - (Choice One Of New Hampshire, Inc. - 603296 )Area Code 603-302 - (Verizon New England Inc. - 603302 )Area Code 603-303 - (Bell Atlantic Nynex Mobile - 603303 )Area Code 603-314 - (Lightship Telecom, Llc - Nh - 603314 )Area Code 603-315 - (Bell Atlantic Nynex Mobile - 603315 )Area Code 603-325 - (Brooks Fiber Communications - New Hampshire - 603325 )Area Code 603-351 - (Brooks Fiber Communications - New Hampshire - 603351 )Area Code 603-361 - (Sprint Communications Company, L.p. - Nh - 603361 )Area Code 603-384 - (Comcast Phone Of New Hampshire, Llc - Nh - 603384 )Area Code 603-385 - (Verizon New England Inc. - 603385 )Area Code 603-391 - (Tcg New Hampshire, Inc. - 603391 )Area Code 603-410 - (Conversent Communications Of New Hampshire, Llc - 603410 )Area Code 603-413 - (Rnk, Inc. - 603413 )Area Code 603-460 - (Brooks Fiber Communications - New Hampshire - 603460 )Area Code 603-467 - (Verizon New England Inc. - 603467 )Area Code 603-480 - (Verizon New England Inc. - 603480 )Area Code 603-481 - (Rural Cellular Corporation - 603481 )Area Code 603-486 - (United States Cellular Corp. - New Hampshire - 603486 )Area Code 603-488 - (Comcast Phone Of New Hampshire, Llc - Nh - 603488 )Area Code 603-489 - (Comcast Phone Of New Hampshire, Llc - Nh - 603489 )Area Code 603-492 - (Verizon New England Inc. - 603492 )Area Code 603-512 - (Sprint Spectrum L.p. - Nh - 603512 )Area Code 603-518 - (At&t Local - 603518 )Area Code 603-541 - (Verizon New England Inc. - 603541 )Area Code 603-551 - (Verizon New England Inc. - 603551 )Area Code 603-552 - (Brooks Fiber Communications - New Hampshire - 603552 )Area Code 603-564 - (Verizon New England Inc. - 603564 )Area Code 603-573 - (Brooks Fiber Communications - New Hampshire - 603573 )Area Code 603-584 - (Global Naps, Inc. - Nh - 603584 )Area Code 603-587 - (Brooks Fiber Communications - New Hampshire - 603587 )Area Code 603-591 - (Sprint Spectrum L.p. - Nh - 603591 )Area Code 603-606 - (Conversent Communications Of New Hampshire, Llc - 603606 )Area Code 603-615 - (Verizon New England Inc. - 603615 )Area Code 603-621 - (Verizon New England Inc. - 603621 )Area Code 603-622 - (Verizon New England Inc. - 603622 )Area Code 603-623 - (Verizon New England Inc. - 603623 )Area Code 603-624 - (Verizon New England Inc. - 603624 )Area Code 603-625 - (Verizon New England Inc. - 603625 )Area Code 603-626 - (Verizon New England Inc. - 603626 )Area Code 603-627 - (Verizon New England Inc. - 603627 )Area Code 603-628 - (Verizon New England Inc. - 603628 )Area Code 603-629 - (Verizon New England Inc. - 603629 )Area Code 603-633 - (Verizon New England Inc. - 603633 )Area Code 603-634 - (Verizon New England Inc. - 603634 )Area Code 603-639 - (Verizon New England Inc. - 603639 )Area Code 603-641 - (Verizon New England Inc. - 603641 )Area Code 603-644 - (Verizon New England Inc. - 603644 )Area Code 603-645 - (Verizon New England Inc. - 603645 )Area Code 603-647 - (Verizon New England Inc. - 603647 )Area Code 603-655 - (Verizon New England Inc. - 603655 )Area Code 603-656 - (Verizon New England Inc. - 603656 )Area Code 603-657 - (Choice One Of New Hampshire, Inc. - 603657 )Area Code 603-661 - (Sprint Spectrum L.p. - Nh - 603661 )Area Code 603-663 - (Verizon New England Inc. - 603663 )Area Code 603-665 - (Verizon New England Inc. - 603665 )Area Code 603-666 - (Verizon New England Inc. - 603666 )Area Code 603-668 - (Verizon New England Inc. - 603668 )Area Code 603-669 - (Verizon New England Inc. - 603669 )Area Code 603-674 - (Sprint Spectrum L.p. - Nh - 603674 )Area Code 603-682 - (Sprint Spectrum L.p. - Nh - 603682 )Area Code 603-695 - (Verizon New England Inc. - 603695 )Area Code 603-714 - (Bell Atlantic Nynex Mobile - 603714 )Area Code 603-724 - (Paetec Communications, Inc. - Nh - 603724 )Area Code 603-769 - (Level 3 Communications - Nh - 603769 )Area Code 603-771 - (Verizon New England Inc. - 603771 )Area Code 603-782 - (Level 3 Communications - Nh - 603782 )Area Code 603-785 - (At&t Wireless Services, Inc. - 603785 )Area Code 603-792 - (Freedom Ring Communications, Llc - 603792 )Area Code 603-799 - (Sprint Spectrum L.p. - Nh - 603799 )Area Code 603-836 - (Icg Telecom Group - Nh - 603836 )Area Code 603-851 - (Rural Cellular Corporation - 603851 )Area Code 603-854 - (Louisiana Unwired Llc - 603854 )Area Code 603-858 - (Omnipoint Communications Mb Operations, Llc - 603858 )Area Code 603-860 - (Bell Atlantic Nynex Mobile - 603860 )Area Code 603-867 - (At&t Wireless Services, Inc. - 603867 )Area Code 603-913 - (Paetec Communications, Inc. - Nh - 603913 )
TROY
Area Code 603-242 - ( - 603242 )
BETHLEHEM
Area Code 603-846 - (Verizon New England Inc. - 603846 )Area Code 603-869 - (Verizon New England Inc. - 603869 )
MILFORD
Area Code 603-249 - ( - 603249 )Area Code 603-554 - (United States Cellular Corp. - New Hampshire - 603554 )Area Code 603-672 - (Verizon New England Inc. - 603672 )Area Code 603-673 - (Verizon New England Inc. - 603673 )Area Code 603-721 - (Sprint Spectrum L.p. - Nh - 603721 )Area Code 603-801 - ( - 603801 )Area Code 603-804 - ( - 603804 )
RUMNEY
Area Code 603-269 - (Union Telephone Co. - Nh - 603269 )
SUNAPEE
Area Code 603-414 - (United States Cellular Corp. - New Hampshire - 603414 )Area Code 603-454 - (United States Cellular Corp. - New Hampshire - 603454 )Area Code 603-763 - (Verizon New England Inc. - 603763 )Area Code 603-829 - (Brooks Fiber Communications - New Hampshire - 603829 )Area Code 603-873 - (Level 3 Communications - Nh - 603873 )
WARREN
Area Code 603-308 - (Global Naps, Inc. - Nh - 603308 )Area Code 603-764 - (Verizon New England Inc. - 603764 )
PITTSFIELD
Area Code 603-435 - (Verizon New England Inc. - 603435 )Area Code 603-949 - (Global Naps, Inc. - Nh - 603949 )
BARTLETT
Area Code 603-374 - (Verizon New England Inc. - 603374 )Area Code 603-697 - (Global Naps, Inc. - Nh - 603697 )
EAST KINGSTON
Area Code 603-274 - (Brooks Fiber Communications - New Hampshire - 603274 )Area Code 603-805 - ( - 603805 )Area Code 603-944 - (Nextel Communications - 603944 )
N WOODSTOCK
Area Code 603-348 - (United States Cellular Corp. - New Hampshire - 603348 )Area Code 603-728 - (Level 3 Communications - Nh - 603728 )Area Code 603-739 - (Brooks Fiber Communications - New Hampshire - 603739 )Area Code 603-745 - (Verizon New England Inc. - 603745 )Area Code 603-962 - (Global Naps, Inc. - Nh - 603962 )
W LEBANON
Area Code 603-252 - ( - 603252 )Area Code 603-276 - (Rural Cellular Corporation - 603276 )Area Code 603-298 - (Verizon New England Inc. - 603298 )Area Code 603-322 - (Rural Cellular Corporation - 603322 )Area Code 603-349 - (United States Cellular Corp. - New Hampshire - 603349 )Area Code 603-381 - (United States Cellular Corp. - New Hampshire - 603381 )Area Code 603-398 - (United States Cellular Corp. - New Hampshire - 603398 )Area Code 603-790 - (Rnk, Inc. Dba Rnk Telecom - Nh - 603790 )
NEW BOSTON
Area Code 603-265 - (Omnipoint Communications Mb Operations, Llc - 603265 )Area Code 603-487 - (Verizon New England Inc. - 603487 )Area Code 603-741 - (Rnk, Inc. - 603741 )
BEDFORD
Area Code 603-305 - (Bell Atlantic Nynex Mobile - 603305 )Area Code 603-310 - (Ctc Communications - Nh - 603310 )Area Code 603-471 - (Verizon New England Inc. - 603471 )Area Code 603-472 - (Verizon New England Inc. - 603472 )Area Code 603-637 - (Brooks Fiber Communications - New Hampshire - 603637 )
JAFFREY
Area Code 603-532 - (Verizon New England Inc. - 603532 )Area Code 603-593 - (Ctc Communications - Nh - 603593 )
TILTON
Area Code 603-266 - (Verizon New England Inc. - 603266 )Area Code 603-286 - (Verizon New England Inc. - 603286 )Area Code 603-729 - (Brooks Fiber Communications - New Hampshire - 603729 )
GREENFIELD
Area Code 603-547 - (Verizon New England Inc. - 603547 )
PETERBOROUGH
Area Code 603-258 - ( - 603258 )Area Code 603-371 - (Conversent Communications Of New Hampshire, Llc - 603371 )Area Code 603-562 - (United States Cellular Corp. - New Hampshire - 603562 )Area Code 603-567 - (Level 3 Communications - Nh - 603567 )Area Code 603-784 - (Brooks Fiber Communications - New Hampshire - 603784 )Area Code 603-924 - (Verizon New England Inc. - 603924 )Area Code 603-925 - (Freedom Ring Communications, Llc - 603925 )
WOLFEBORO
Area Code 603-515 - (Verizon New England Inc. - 603515 )Area Code 603-569 - (Verizon New England Inc. - 603569 )Area Code 603-698 - (Global Naps, Inc. - Nh - 603698 )Area Code 603-941 - (Brooks Fiber Communications - New Hampshire - 603941 )
CONCORD
Area Code 603-219 - (Sprint Spectrum L.p. - Nh - 603219 )Area Code 603-223 - (Verizon New England Inc. - 603223 )Area Code 603-224 - (Verizon New England Inc. - 603224 )Area Code 603-225 - (Verizon New England Inc. - 603225 )Area Code 603-226 - (Verizon New England Inc. - 603226 )Area Code 603-227 - (Verizon New England Inc. - 603227 )Area Code 603-228 - (Verizon New England Inc. - 603228 )Area Code 603-229 - (Verizon New England Inc. - 603229 )Area Code 603-230 - (Verizon New England Inc. - 603230 )Area Code 603-271 - (Verizon New England Inc. - 603271 )Area Code 603-290 - (United States Cellular Corp. - New Hampshire - 603290 )Area Code 603-369 - (Level 3 Communications - Nh - 603369 )Area Code 603-375 - (Global Naps, Inc. - Nh - 603375 )Area Code 603-415 - (Freedom Ring Communications, Llc - 603415 )Area Code 603-470 - (United States Cellular Corp. - New Hampshire - 603470 )Area Code 603-491 - (Bell Atlantic Nynex Mobile - 603491 )Area Code 603-496 - (Bell Atlantic Nynex Mobile - 603496 )Area Code 603-513 - (Rnk, Inc. - 603513 )Area Code 603-545 - (Lightship Telecom, Llc - Nh - 603545 )Area Code 603-568 - (Bell Atlantic Nynex Mobile - 603568 )Area Code 603-715 - (Comcast Phone Of New Hampshire, Llc - Nh - 603715 )Area Code 603-717 - (Choice One Of New Hampshire, Inc. - 603717 )Area Code 603-731 - (Bell Atlantic Nynex Mobile - 603731 )Area Code 603-738 - (At&t Wireless Services, Inc. - 603738 )Area Code 603-848 - (United States Cellular Corp. - New Hampshire - 603848 )Area Code 603-856 - (Choice One Of New Hampshire, Inc. - 603856 )Area Code 603-892 - (Omnipoint Communications Mb Operations, Llc - 603892 )
WHITEFIELD
Area Code 603-837 - (Verizon New England Inc. - 603837 )
FRANKLIN
Area Code 603-309 - (Global Naps, Inc. - Nh - 603309 )Area Code 603-648 - (Kearsarge Telephone Co. - 603648 )Area Code 603-671 - (Brooks Fiber Communications - New Hampshire - 603671 )Area Code 603-934 - (Verizon New England Inc. - 603934 )
CONTOOCOOK
Area Code 603-746 - (Merrimack County Telephone Co. - 603746 )
SOMERSWORTH
Area Code 603-692 - (Verizon New England Inc. - 603692 )Area Code 603-841 - (Comcast Phone Of New Hampshire, Llc - Nh - 603841 )
NEWBURY
Area Code 603-927 - (Merrimack County Telephone Co. - 603927 )
HOLLIS
Area Code 603-465 - (Hollis Telephone Company, Inc. - 603465 )
SOUTH TAMWORTH
Area Code 603-476 - (Verizon New England Inc. - 603476 )
WEST CHESTERFIELD
Area Code 603-256 - ( - 603256 )Area Code 603-307 - (Global Naps, Inc. - Nh - 603307 )Area Code 603-614 - (Level 3 Communications - Nh - 603614 )
PLAISTOW
Area Code 603-257 - ( - 603257 )Area Code 603-378 - (Verizon New England Inc. - 603378 )Area Code 603-382 - (Verizon New England Inc. - 603382 )Area Code 603-612 - (Conversent Communications Of New Hampshire, Llc - 603612 )Area Code 603-797 - (Brooks Fiber Communications - New Hampshire - 603797 )Area Code 603-819 - ( - 603819 )Area Code 603-974 - (Comcast Phone Of New Hampshire, Llc - Nh - 603974 )
DURHAM
Area Code 603-295 - (Paetec Communications, Inc. - Nh - 603295 )Area Code 603-316 - (Global Naps, Inc. - Nh - 603316 )Area Code 603-389 - (Choice One Of New Hampshire, Inc. - 603389 )Area Code 603-397 - (Comcast Phone Of New Hampshire, Llc - Nh - 603397 )Area Code 603-590 - (Freedom Ring Communications, Llc - 603590 )Area Code 603-862 - (Paetec Communications, Inc. - Nh - 603862 )Area Code 603-868 - (Verizon New England Inc. - 603868 )
SOUTH HAMPTON
Area Code 603-394 - (Verizon New England Inc. - 603394 )
INTERVALE
Area Code 603-694 - (Northland Telephone Of Maine, Inc. - 603694 )
WENTWORTH
Area Code 603-786 - (Verizon New England Inc. - 603786 )
SEABROOK
Area Code 603-468 - (Freedom Ring Communications, Llc - 603468 )Area Code 603-474 - (Verizon New England Inc. - 603474 )Area Code 603-760 - (At&t Local - 603760 )
GORHAM
Area Code 603-466 - (Verizon New England Inc. - 603466 )Area Code 603-915 - (Rural Cellular Corporation - 603915 )
WARNER
Area Code 603-456 - (Merrimack County Telephone Co. - 603456 )Area Code 603-748 - (Bell Atlantic Nynex Mobile - 603748 )Area Code 603-938 - (Merrimack County Telephone Co. - 603938 )
LISBON
Area Code 603-638 - (Verizon New England Inc. - 603638 )Area Code 603-807 - ( - 603807 )Area Code 603-838 - (Verizon New England Inc. - 603838 )Area Code 603-874 - (Level 3 Communications - Nh - 603874 )
LACONIA
Area Code 603-273 - (Brooks Fiber Communications - New Hampshire - 603273 )Area Code 603-293 - (Verizon New England Inc. - 603293 )Area Code 603-366 - (Verizon New England Inc. - 603366 )Area Code 603-387 - (Bell Atlantic Nynex Mobile - 603387 )Area Code 603-393 - (United States Cellular Corp. - New Hampshire - 603393 )Area Code 603-455 - (United States Cellular Corp. - New Hampshire - 603455 )Area Code 603-520 - (Bell Atlantic Nynex Mobile - 603520 )Area Code 603-524 - (Verizon New England Inc. - 603524 )Area Code 603-527 - (Verizon New England Inc. - 603527 )Area Code 603-528 - (Verizon New England Inc. - 603528 )Area Code 603-556 - (Level 3 Communications - Nh - 603556 )Area Code 603-581 - (Choice One Of New Hampshire, Inc. - 603581 )Area Code 603-630 - (Bell Atlantic Nynex Mobile - 603630 )Area Code 603-737 - (Freedom Ring Communications, Llc - 603737 )Area Code 603-825 - (Global Naps, Inc. - Nh - 603825 )Area Code 603-832 - (Lightship Telecom, Llc - Nh - 603832 )Area Code 603-998 - (Sprint Spectrum L.p. - Nh - 603998 )
GRAFTON
Area Code 603-506 - (Global Naps, Inc. - Nh - 603506 )Area Code 603-768 - (Verizon New England Inc. - 603768 )Area Code 603-789 - (Freedom Ring Communications, Llc - 603789 )Area Code 603-992 - (Level 3 Communications - Nh - 603992 )
RAYMOND
Area Code 603-706 - (Conversent Communications Of New Hampshire, Llc - 603706 )Area Code 603-895 - (Verizon New England Inc. - 603895 )
GREENVILLE
Area Code 603-878 - (Verizon New England Inc. - 603878 )
PORTSMOUTH
Area Code 603-205 - (Omnipoint Communications Mb Operations, Llc - 603205 )Area Code 603-245 - ( - 603245 )Area Code 603-294 - (Level 3 Communications - Nh - 603294 )Area Code 603-319 - (Lightship Telecom, Llc - Nh - 603319 )Area Code 603-334 - (Verizon New England Inc. - 603334 )Area Code 603-373 - (Conversent Communications Of New Hampshire, Llc - 603373 )Area Code 603-380 - (Snet Cellular, Inc. - Rhode Island - 603380 )Area Code 603-422 - (Verizon New England Inc. - 603422 )Area Code 603-427 - (Verizon New England Inc. - 603427 )Area Code 603-430 - (Verizon New England Inc. - 603430 )Area Code 603-431 - (Verizon New England Inc. - 603431 )Area Code 603-433 - (Verizon New England Inc. - 603433 )Area Code 603-436 - (Verizon New England Inc. - 603436 )Area Code 603-457 - (Global Naps, Inc. - Nh - 603457 )Area Code 603-498 - (Bell Atlantic Nynex Mobile - 603498 )Area Code 603-501 - (Paetec Communications, Inc. - Nh - 603501 )Area Code 603-502 - (At&t Wireless Services, Inc. - 603502 )Area Code 603-531 - (Snet Cellular, Inc. - Rhode Island - 603531 )Area Code 603-559 - (Verizon New England Inc. - 603559 )Area Code 603-570 - (Brooks Fiber Communications - New Hampshire - 603570 )Area Code 603-610 - (Choice One Of New Hampshire, Inc. - 603610 )Area Code 603-766 - (Freedom Ring Communications, Llc - 603766 )Area Code 603-812 - ( - 603812 )Area Code 603-828 - (Bell Atlantic Nynex Mobile - 603828 )Area Code 603-855 - (Louisiana Unwired Llc - 603855 )Area Code 603-957 - (At&t Wireless Services, Inc. - 603957 )Area Code 603-969 - (Sprint Spectrum L.p. - Nh - 603969 )Area Code 603-988 - (Kmc Telecom V, Inc. - Nh - 603988 )
HARRISVILLE
Area Code 603-563 - (Verizon New England Inc. - 603563 )Area Code 603-827 - (Verizon New England Inc. - 603827 )
HENNIKER
Area Code 603-291 - (Louisiana Unwired Llc - 603291 )Area Code 603-428 - (Merrimack Co. Telephone Co., Dba Contoocook Valley - 603428 )Area Code 603-995 - (Sprint Spectrum L.p. - Nh - 603995 )
LEBANON
Area Code 603-359 - (Rural Cellular Corporation - 603359 )Area Code 603-442 - (Verizon New England Inc. - 603442 )Area Code 603-443 - (Verizon New England Inc. - 603443 )Area Code 603-448 - (Verizon New England Inc. - 603448 )Area Code 603-469 - (Kearsarge Telephone Co. - 603469 )Area Code 603-667 - (Brooks Fiber Communications - New Hampshire - 603667 )Area Code 603-678 - (Level 3 Communications - Nh - 603678 )Area Code 603-727 - (Lightship Telecom, Llc - Nh - 603727 )
NEWMARKET
Area Code 603-292 - (Comcast Phone Of New Hampshire, Llc - Nh - 603292 )Area Code 603-659 - (Verizon New England Inc. - 603659 )
RYE
Area Code 603-379 - (Brooks Fiber Communications - New Hampshire - 603379 )Area Code 603-964 - (Verizon New England Inc. - 603964 )
DERRY
Area Code 603-231 - (Nextel Communications - 603231 )Area Code 603-234 - (Nextel Communications - 603234 )Area Code 603-235 - (Nextel Communications - 603235 )Area Code 603-247 - ( - 603247 )Area Code 603-275 - (Omnipoint Communications Mb Operations, Llc - 603275 )Area Code 603-339 - (Snet Cellular, Inc. - Rhode Island - 603339 )Area Code 603-421 - (Verizon New England Inc. - 603421 )Area Code 603-425 - (Verizon New England Inc. - 603425 )Area Code 603-426 - (Verizon New England Inc. - 603426 )Area Code 603-432 - (Verizon New England Inc. - 603432 )Area Code 603-434 - (Verizon New England Inc. - 603434 )Area Code 603-437 - (Verizon New England Inc. - 603437 )Area Code 603-479 - (Snet Cellular, Inc. - Rhode Island - 603479 )Area Code 603-490 - (Bell Atlantic Nynex Mobile - 603490 )Area Code 603-505 - (Bell Atlantic Nynex Mobile - 603505 )Area Code 603-537 - (Verizon New England Inc. - 603537 )Area Code 603-548 - (Bell Atlantic Nynex Mobile - 603548 )Area Code 603-549 - (Verizon New England Inc. - 603549 )Area Code 603-553 - (Snet Cellular, Inc. - Rhode Island - 603553 )Area Code 603-571 - (Snet Cellular, Inc. - Rhode Island - 603571 )Area Code 603-818 - ( - 603818 )Area Code 603-845 - (Lightship Telecom, Llc - Nh - 603845 )Area Code 603-965 - (Choice One Of New Hampshire, Inc. - 603965 )
BRISTOL
Area Code 603-217 - (Icg Telecom Group - Nh - 603217 )Area Code 603-530 - (Rural Cellular Corporation - 603530 )Area Code 603-744 - (Verizon New England Inc. - 603744 )
CHESTERFIELD
Area Code 603-363 - (Verizon New England Inc. - 603363 )Area Code 603-592 - (Brooks Fiber Communications - New Hampshire - 603592 )
WILTON
Area Code 603-654 - (Wilton Telephone Co. - 603654 )
GILMANTON
Area Code 603-364 - (Union Telephone Co. - Nh - 603364 )
LITTLETON
Area Code 603-259 - ( - 603259 )Area Code 603-444 - (Verizon New England Inc. - 603444 )Area Code 603-453 - (Global Naps, Inc. - Nh - 603453 )Area Code 603-575 - (Brooks Fiber Communications - New Hampshire - 603575 )Area Code 603-616 - (United States Cellular Corp. - New Hampshire - 603616 )Area Code 603-761 - (Freedom Ring Communications, Llc - 603761 )Area Code 603-991 - (Rural Cellular Corporation - 603991 )
WESTMORELAND
Area Code 603-399 - (Verizon New England Inc. - 603399 )
CLAREMONT
Area Code 603-287 - (Level 3 Communications - Nh - 603287 )Area Code 603-372 - (Freedom Ring Communications, Llc - 603372 )Area Code 603-477 - (United States Cellular Corp. - New Hampshire - 603477 )Area Code 603-504 - (United States Cellular Corp. - New Hampshire - 603504 )Area Code 603-542 - (Verizon New England Inc. - 603542 )Area Code 603-543 - (Verizon New England Inc. - 603543 )Area Code 603-558 - (Rural Cellular Corporation - 603558 )Area Code 603-688 - (Global Naps, Inc. - Nh - 603688 )Area Code 603-690 - (Brooks Fiber Communications - New Hampshire - 603690 )
NEW LONDON
Area Code 603-526 - (Kearsarge Telephone Co. - 603526 )
MILAN
Area Code 603-317 - (Brooks Fiber Communications - New Hampshire - 603317 )Area Code 603-449 - (Verizon New England Inc. - 603449 )Area Code 603-451 - (Global Naps, Inc. - Nh - 603451 )Area Code 603-951 - (Level 3 Communications - Nh - 603951 )
ALSTEAD
Area Code 603-574 - (Level 3 Communications - Nh - 603574 )Area Code 603-835 - (Verizon New England Inc. - 603835 )Area Code 603-908 - (Global Naps, Inc. - Nh - 603908 )
PLYMOUTH
Area Code 603-238 - (Paetec Communications, Inc. - Nh - 603238 )Area Code 603-254 - ( - 603254 )Area Code 603-346 - (Level 3 Communications - Nh - 603346 )Area Code 603-412 - (United States Cellular Corp. - New Hampshire - 603412 )Area Code 603-535 - (Paetec Communications, Inc. - Nh - 603535 )Area Code 603-536 - (Verizon New England Inc. - 603536 )Area Code 603-726 - (Verizon New England Inc. - 603726 )Area Code 603-779 - (Brooks Fiber Communications - New Hampshire - 603779 )Area Code 603-794 - (Global Naps, Inc. - Nh - 603794 )Area Code 603-947 - (Freedom Ring Communications, Llc - 603947 )Area Code 603-996 - (Sprint Spectrum L.p. - Nh - 603996 )
HILLSBORO
Area Code 603-464 - (Merrimack Co. Telephone Co., Dba Contoocook Valley - 603464 )Area Code 603-478 - (Granite State Telephone, Inc. - 603478 )
LANCASTER
Area Code 603-503 - (Brooks Fiber Communications - New Hampshire - 603503 )Area Code 603-514 - (Global Naps, Inc. - Nh - 603514 )Area Code 603-631 - (United States Cellular Corp. - New Hampshire - 603631 )Area Code 603-684 - (Level 3 Communications - Nh - 603684 )Area Code 603-754 - (Freedom Ring Communications, Llc - 603754 )Area Code 603-788 - (Verizon New England Inc. - 603788 )
ASHLAND
Area Code 603-968 - (Verizon New England Inc. - 603968 )

Other Information about area code 603 in New Hampshire