603 Area Code

Area Code 603 Map

Area code 603 generally covers Manchester, and Nashua in the U.S. State of New Hampshire.

Top cities in area code 603

City Prefixes
Manchester, NH13.3%
Nashua, NH8.3%
Concord, NH4.9%
Portsmouth, NH3.6%
Derry, NH3.5%
Dover, NH3.5%
Merrimack, NH2.9%
Keene, NH2.4%
Salem, NH2.4%
Laconia, NH2.4%

Top telephone carriers in area code 603

Carrier Prefixes
Consolidated Comm Of No. New England-nh35.3%
Bell Atlantic Mobile9.7%
Mcimetro Access Transmission Services6.1%
Level 3 Communications5.3%
United States Cellular5.1%
Comcast Ip Phone4.9%
Freedom Ring Communications4.4%
New Cingular Wireless4.3%
Sprint Spectrum4.2%
Paetec Communications2.2%

Area code 603 has 720 prefixes

Prefix Primary City Usage
603-200NewmarketLandline
603-203ManchesterWireless
603-204NashuaWireless
603-205PortsmouthWireless
603-206ManchesterLandline
603-208LymeWireless
603-209KeeneWireless
603-210ManchesterLandline
603-212SalemLandline
603-213DerryWireless
603-214ErrolLandline
603-215BerlinLandline
603-216ManchesterLandline
603-217BristolLandline
603-218ManchesterLandline
603-219ConcordWireless
603-221NashuaWireless
603-222ManchesterLandline
603-223ConcordLandline
603-224ConcordLandline
603-225ConcordLandline
603-226ConcordLandline
603-227ConcordLandline
603-228ConcordLandline
603-229ConcordLandline
603-230ConcordLandline
603-231DerryWireless
603-232ManchesterLandline
603-233NashuaWireless
603-234DerryWireless
603-235DerryWireless
603-236WonalancetLandline
603-237ColebrookLandline
603-238PlymouthLandline
603-239WinchesterLandline
603-240ManchesterWireless
603-241ManchesterWireless
603-242TroyLandline
603-243WoodsvilleLandline
603-244ManchesterLandline
603-245PortsmouthLandline
603-246ColebrookLandline
603-247DerryWireless
603-248DoverWireless
603-249MilfordLandline
603-250MeredithLandline
603-251SalemLandline
603-252West LebanonWireless
603-253MeredithLandline
603-254PlymouthWireless
603-255ManchesterWireless
603-256West ChesterfieldLandline
603-257PlaistowLandline
603-258HollisWireless
603-259LittletonLandline
603-260DerryWireless
603-261MerrimackWireless
603-262MerrimackLandline
603-264ManchesterWireless
603-265New BostonWireless
603-266TiltonLandline
603-267BelmontLandline
603-268SuncookLandline
603-269SalisburyLandline
603-270ManchesterLandline
603-271ConcordLandline
603-272WentworthLandline
603-273LaconiaLandline
603-274SeabrookLandline
603-275DerryWireless
603-276West LebanonWireless
603-277HanoverLandline
603-278WhitefieldLandline
603-279MeredithLandline
603-280BarringtonLandline
603-281NashuaWireless
603-282CanaanLandline
603-283KeeneLandline
603-284WonalancetLandline
603-285DoverLandline
603-286TiltonLandline
603-287ClaremontLandline
603-288NashuaLandline
603-289ManchesterWireless
603-290ConcordWireless
603-291GreenvilleLandline
603-292NewmarketLandline
603-293LaconiaLandline
603-294PortsmouthLandline
603-295DurhamLandline
603-296ManchesterLandline
603-297Center OssipeeLandline
603-298West LebanonLandline
603-299BartlettWireless
603-300ChesterWireless
603-301Center OssipeeLandline
603-302ManchesterWireless
603-303ManchesterWireless
603-304EnfieldWireless
603-305BedfordWireless
603-306LebanonLandline
603-307North ConwayWireless
603-308HanoverLandline
603-309NewportWireless
603-310BedfordLandline
603-312DoverWireless
603-313KeeneWireless
603-314ManchesterLandline
603-315ManchesterWireless
603-316MilfordWireless
603-317MilanLandline
603-318NashuaLandline
603-319PortsmouthLandline
603-320NashuaWireless
603-321NashuaWireless
603-322West LebanonWireless
603-323TamworthLandline
603-324NashuaLandline
603-325ManchesterLandline
603-326BerlinLandline
603-327SalemLandline
603-328SalemLandline
603-329HampsteadLandline
603-330RochesterLandline
603-331ColebrookLandline
603-332RochesterLandline
603-334PortsmouthLandline
603-335RochesterLandline
603-336HinsdaleLandline
603-337RochesterLandline
603-338KeeneLandline
603-339DerryWireless
603-340SuncookWireless
603-341MerrimackWireless
603-342BerlinLandline
603-343DoverLandline
603-344SuncookWireless
603-345MerrimackWireless
603-346PlymouthLandline
603-347KingstonLandline
603-348North WoodstockWireless
603-349West LebanonWireless
603-350RochesterLandline
603-351ManchesterLandline
603-352KeeneLandline
603-353WentworthLandline
603-354KeeneLandline
603-355KeeneLandline
603-356North ConwayLandline
603-357KeeneLandline
603-358KeeneLandline
603-359LebanonWireless
603-360OrfordLandline
603-361ManchesterLandline
603-362HampsteadLandline
603-363WestmorelandLandline
603-364Gilmanton Iron WorksLandline
603-365MerrimackWireless
603-366LaconiaLandline
603-367MadisonLandline
603-368RollinsfordLandline
603-369ConcordLandline
603-370CandiaWireless
603-371PeterboroughLandline
603-372ClaremontLandline
603-373PortsmouthLandline
603-374BartlettLandline
603-375AshlandLandline
603-376DoverWireless
603-377MerrimackWireless
603-378PlaistowLandline
603-379RyeLandline
603-380PortsmouthWireless
603-381West LebanonWireless
603-382PlaistowLandline
603-383JacksonLandline
603-384ManchesterLandline
603-385ManchesterWireless
603-386NashuaLandline
603-387LaconiaWireless
603-388ColebrookLandline
603-389DurhamLandline
603-390JeffersonLandline
603-391ManchesterLandline
603-392WinchesterLandline
603-393LaconiaWireless
603-394SeabrookLandline
603-395ExeterLandline
603-396MerrimackWireless
603-397DurhamLandline
603-398West LebanonWireless
603-399WestmorelandLandline
603-400HollisLandline
603-401HamptonWireless
603-402NashuaWireless
603-403RochesterLandline
603-404ConwayWireless
603-405SomersworthLandline
603-406ConcordWireless
603-407BelmontLandline
603-408BerlinWireless
603-409LaconiaWireless
603-410ManchesterLandline
603-412PlymouthWireless
603-413ManchesterLandline
603-414SunapeeWireless
603-415ConcordLandline
603-416RaymondWireless
603-417NashuaWireless
603-418ExeterLandline
603-419SuncookWireless
603-420NashuaLandline
603-421DerryLandline
603-422PortsmouthLandline
603-423MerrimackLandline
603-424MerrimackLandline
603-425DerryLandline
603-426DerryWireless
603-427PortsmouthLandline
603-428HennikerLandline
603-429MerrimackLandline
603-430PortsmouthLandline
603-431PortsmouthLandline
603-432DerryLandline
603-433PortsmouthLandline
603-434DerryLandline
603-435PittsfieldLandline
603-436PortsmouthLandline
603-437DerryLandline
603-438NashuaWireless
603-439KeeneLandline
603-440MerrimackLandline
603-442LebanonLandline
603-443LebanonLandline
603-444LittletonLandline
603-445WalpoleLandline
603-446MarlowLandline
603-447ConwayLandline
603-448LebanonLandline
603-449MilanLandline
603-450ConcordWireless
603-451ConcordWireless
603-452ConwayLandline
603-454SunapeeWireless
603-455LaconiaWireless
603-456WarnerLandline
603-457DoverLandline
603-458SalemLandline
603-459NashuaLandline
603-460ManchesterLandline
603-461MerrimackWireless
603-462DeerfieldLandline
603-463DeerfieldLandline
603-464HillsboroughLandline
603-465HollisLandline
603-466GorhamLandline
603-467ManchesterWireless
603-468SeabrookLandline
603-469West LebanonLandline
603-470ConcordWireless
603-471BedfordLandline
603-472BedfordLandline
603-473Milton MillsLandline
603-474SeabrookLandline
603-475SalemWireless
603-476South TamworthLandline
603-477ClaremontWireless
603-478HillsboroughLandline
603-479DerryWireless
603-480ManchesterWireless
603-481ManchesterWireless
603-482ErrolLandline
603-483CandiaLandline
603-484NashuaWireless
603-485SuncookLandline
603-486ManchesterWireless
603-487New BostonLandline
603-488ManchesterLandline
603-489ManchesterLandline
603-490DerryWireless
603-491ConcordWireless
603-492ManchesterWireless
603-493MerrimackWireless
603-494MerrimackWireless
603-495WashingtonLandline
603-496ConcordWireless
603-497GoffstownLandline
603-498PortsmouthWireless
603-499KeeneLandline
603-500TiltonLandline
603-501PortsmouthLandline
603-502PortsmouthWireless
603-503LancasterLandline
603-504ClaremontWireless
603-505DerryWireless
603-506ManchesterWireless
603-507RochesterWireless
603-508PelhamWireless
603-509DoverLandline
603-510MeridenLandline
603-512ManchesterWireless
603-513ConcordLandline
603-514NashuaWireless
603-515WolfeboroLandline
603-516DoverLandline
603-517MerrimackWireless
603-518ManchesterLandline
603-519ExeterWireless
603-520LaconiaWireless
603-521NashuaLandline
603-522SanbornvilleLandline
603-523CanaanLandline
603-524LaconiaLandline
603-525HancockLandline
603-526New LondonLandline
603-527LaconiaLandline
603-528LaconiaLandline
603-529WeareLandline
603-530BristolWireless
603-531PortsmouthWireless
603-532JaffreyLandline
603-533MerrimackWireless
603-534DoverWireless
603-535PlymouthLandline
603-536PlymouthLandline
603-537DerryLandline
603-538PittsburgLandline
603-539Center OssipeeLandline
603-540GoffstownWireless
603-541ManchesterLandline
603-542ClaremontLandline
603-543ClaremontLandline
603-544MoultonboroughLandline
603-545ConcordLandline
603-546NashuaLandline
603-547GreenfieldLandline
603-548DerryWireless
603-549DerryWireless
603-551ManchesterLandline
603-552ManchesterLandline
603-553DerryWireless
603-554MilfordWireless
603-556LaconiaLandline
603-557NashuaWireless
603-558ClaremontWireless
603-559PortsmouthLandline
603-560SalemWireless
603-561NashuaWireless
603-562PeterboroughWireless
603-563WalpoleLandline
603-564ManchesterWireless
603-565ConcordLandline
603-566NashuaWireless
603-567PeterboroughLandline
603-568ConcordWireless
603-569WolfeboroLandline
603-570PortsmouthLandline
603-571DerryWireless
603-572NashuaWireless
603-573ManchesterLandline
603-574AlsteadLandline
603-575LittletonLandline
603-576WentworthLandline
603-577NashuaLandline
603-578NashuaLandline
603-579NashuaLandline
603-580ExeterLandline
603-581LaconiaLandline
603-582MerrimackWireless
603-583ExeterLandline
603-585FitzwilliamLandline
603-586JeffersonLandline
603-587ManchesterLandline
603-588AntrimLandline
603-589NashuaLandline
603-590DurhamLandline
603-591ManchesterWireless
603-592WestmorelandLandline
603-593JaffreyLandline
603-594NashuaLandline
603-595NashuaLandline
603-596NashuaWireless
603-597LymeLandline
603-598NashuaLandline
603-599NashuaWireless
603-600ManchesterLandline
603-601HamptonLandline
603-602RollinsfordLandline
603-607West ChesterfieldLandline
603-608NorthwoodWireless
603-609DoverLandline
603-610PortsmouthLandline
603-612PlaistowLandline
603-613ColebrookLandline
603-614WestmorelandLandline
603-615ManchesterWireless
603-616LittletonWireless
603-617DoverLandline
603-618WoodsvilleLandline
603-620MerrimackWireless
603-621ManchesterLandline
603-622ManchesterLandline
603-623ManchesterLandline
603-624ManchesterLandline
603-625ManchesterLandline
603-626ManchesterLandline
603-627ManchesterLandline
603-628ManchesterLandline
603-629ManchesterLandline
603-630LaconiaWireless
603-631LancasterWireless
603-632EnfieldLandline
603-633ManchesterLandline
603-634ManchesterLandline
603-635PelhamLandline
603-636GrovetonLandline
603-637BedfordLandline
603-638WoodsvilleLandline
603-639ManchesterWireless
603-640HanoverLandline
603-641ManchesterLandline
603-642KingstonLandline
603-643HanoverLandline
603-644ManchesterLandline
603-645ManchesterLandline
603-646HanoverLandline
603-647ManchesterLandline
603-648TiltonLandline
603-650HanoverLandline
603-651Center OssipeeWireless
603-652UnionLandline
603-653HanoverLandline
603-654WiltonLandline
603-655ManchesterWireless
603-656ManchesterLandline
603-657ManchesterLandline
603-658ExeterLandline
603-659NewmarketLandline
603-660GoffstownWireless
603-661ManchesterWireless
603-662ConwayWireless
603-663ManchesterLandline
603-664BarringtonLandline
603-665ManchesterLandline
603-666ManchesterLandline
603-667LebanonLandline
603-668ManchesterLandline
603-669ManchesterLandline
603-670MerrimackLandline
603-671FranklinLandline
603-672MilfordLandline
603-673MilfordLandline
603-674ManchesterWireless
603-675PlainfieldLandline
603-676HanoverLandline
603-677MeredithLandline
603-678LebanonLandline
603-679EppingLandline
603-680HillsboroughWireless
603-681SalemLandline
603-682ManchesterWireless
603-683MerrimackLandline
603-684LancasterLandline
603-685SalemLandline
603-686ExeterWireless
603-687JacksonLandline
603-688ConcordLandline
603-689NashuaLandline
603-690ClaremontLandline
603-692SomersworthLandline
603-693EppingLandline
603-694North ConwayLandline
603-695ManchesterLandline
603-701RochesterLandline
603-702KingstonWireless
603-703ManchesterLandline
603-705SalisburyLandline
603-706RaymondLandline
603-707MeredithWireless
603-708CanterburyLandline
603-709PlainfieldLandline
603-710WashingtonWireless
603-712WoodsvilleLandline
603-714ManchesterWireless
603-715ConcordLandline
603-716ManchesterLandline
603-717ConcordLandline
603-718NashuaWireless
603-719KeeneLandline
603-721MilfordWireless
603-722ManchesterLandline
603-723BerlinWireless
603-724ManchesterLandline
603-725TamworthLandline
603-726PlymouthLandline
603-727LebanonLandline
603-728North WoodstockLandline
603-729TiltonLandline
603-730North ConwayLandline
603-731ConcordWireless
603-732NashuaLandline
603-733North ConwayLandline
603-734EppingLandline
603-735AndoverLandline
603-736RumneyLandline
603-737LaconiaLandline
603-738ConcordWireless
603-739North WoodstockLandline
603-740DoverLandline
603-741New BostonLandline
603-742DoverLandline
603-743DoverLandline
603-744BristolLandline
603-745North WoodstockLandline
603-746ContoocookLandline
603-747WoodsvilleLandline
603-748WarnerWireless
603-749DoverLandline
603-750DoverLandline
603-751NashuaLandline
603-752BerlinLandline
603-753ConcordLandline
603-754LancasterLandline
603-755FarmingtonLandline
603-756North WalpoleLandline
603-757KeeneLandline
603-758HamptonLandline
603-759NashuaWireless
603-760SeabrookLandline
603-761LittletonLandline
603-762KeeneWireless
603-763SunapeeLandline
603-764WarrenLandline
603-765NashuaWireless
603-766PortsmouthLandline
603-767DoverWireless
603-768HillLandline
603-769ManchesterLandline
603-770ExeterWireless
603-771ManchesterWireless
603-772ExeterLandline
603-773ExeterLandline
603-774WeareLandline
603-775ExeterLandline
603-776RumneyLandline
603-777ExeterLandline
603-778ExeterLandline
603-779PlymouthLandline
603-780CanaanLandline
603-781DoverWireless
603-782ManchesterLandline
603-783CanterburyLandline
603-784PeterboroughLandline
603-785ManchesterWireless
603-786WentworthLandline
603-787WoodsvilleLandline
603-788LancasterLandline
603-789WilmotLandline
603-790West LebanonLandline
603-791NashuaLandline
603-792ManchesterLandline
603-793ExeterWireless
603-795LymeLandline
603-796ConcordLandline
603-797PlaistowLandline
603-798SalisburyLandline
603-799ManchesterWireless
603-800MeredithLandline
603-801MilfordWireless
603-803KeeneLandline
603-808AntrimLandline
603-809NashuaWireless
603-812PortsmouthLandline
603-813Center BarnsteadLandline
603-814SeabrookWireless
603-815LeeLandline
603-816NashuaLandline
603-817DoverWireless
603-818DerryWireless
603-819PlaistowLandline
603-820MerrimackWireless
603-821NashuaLandline
603-822RochesterLandline
603-823FranconiaLandline
603-824NashuaLandline
603-826CharlestownLandline
603-827HarrisvilleLandline
603-828PortsmouthWireless
603-829SunapeeLandline
603-831GreenfieldWireless
603-832LaconiaLandline
603-833RochesterWireless
603-834DoverLandline
603-835AlsteadLandline
603-836ManchesterLandline
603-837WhitefieldLandline
603-838LisbonLandline
603-839FarmingtonLandline
603-840EpsomLandline
603-841SomersworthLandline
603-842DoverLandline
603-843NewportLandline
603-845DerryLandline
603-846WhitefieldLandline
603-847SullivanLandline
603-848ConcordWireless
603-851ManchesterWireless
603-852KeeneWireless
603-853WoodsvilleLandline
603-854ManchesterWireless
603-855Alton BayLandline
603-856ConcordLandline
603-858ManchesterWireless
603-859New DurhamLandline
603-860ManchesterWireless
603-861TamworthLandline
603-862DurhamLandline
603-863NewportLandline
603-864NashuaLandline
603-865NewportLandline
603-866DoverWireless
603-867ManchesterWireless
603-868DurhamLandline
603-869BethlehemLandline
603-870SalemLandline
603-871SanbornvilleLandline
603-872Gilmanton Iron WorksLandline
603-873SunapeeLandline
603-874WoodsvilleLandline
603-875AltonLandline
603-876MarlboroughLandline
603-877New LondonLandline
603-878GreenvilleLandline
603-879NashuaLandline
603-880NashuaLandline
603-881NashuaLandline
603-882NashuaLandline
603-883NashuaLandline
603-884NashuaLandline
603-885NashuaLandline
603-886NashuaLandline
603-887ChesterLandline
603-888NashuaLandline
603-889NashuaLandline
603-890SalemLandline
603-891NashuaLandline
603-892ConcordWireless
603-893SalemLandline
603-894SalemLandline
603-895RaymondLandline
603-896SalemLandline
603-897NashuaLandline
603-898SalemLandline
603-899RindgeLandline
603-900NewportLandline
603-901ConwayLandline
603-902NewburyLandline
603-903KeeneLandline
603-904WalpoleLandline
603-905BarringtonLandline
603-906RochesterLandline
603-910HamptonLandline
603-913ManchesterLandline
603-915GorhamWireless
603-918HamptonWireless
603-921NashuaWireless
603-922North StratfordLandline
603-923RochesterLandline
603-924PeterboroughLandline
603-925PeterboroughLandline
603-926HamptonLandline
603-927NewburyLandline
603-928SuncookLandline
603-929HamptonLandline
603-930NashuaWireless
603-931ConcordLandline
603-932ManchesterLandline
603-933GreenfieldWireless
603-934FranklinLandline
603-935ManchesterLandline
603-937MeredithWireless
603-938WarnerLandline
603-939North ConwayLandline
603-941WolfeboroLandline
603-942NorthwoodLandline
603-943NashuaWireless
603-944SeabrookWireless
603-945ManchesterLandline
603-947PlymouthLandline
603-948RochesterLandline
603-951MilanLandline
603-952SalemLandline
603-953DoverLandline
603-957PortsmouthWireless
603-960ThorntonWireless
603-961ChichesterLandline
603-964RyeLandline
603-965DerryLandline
603-966NashuaWireless
603-967HamptonLandline
603-968AshlandLandline
603-969PortsmouthWireless
603-970DoverWireless
603-971RindgeLandline
603-973RochesterWireless
603-974PlaistowLandline
603-975ConcordLandline
603-977AndoverLandline
603-978DoverWireless
603-986North ConwayWireless
603-988PortsmouthLandline
603-989WoodsvilleLandline
603-991LittletonWireless
603-992WilmotLandline
603-994RochesterLandline
603-995HennikerWireless
603-996PlymouthWireless
603-997HamptonWireless
603-998LaconiaWireless
603-999SalemLandline

Statistics for area code 603