North American Telephone Operator
North American
Telephone Operator

Telephone Area 240. Page 4.

Phone numbers of the state Maryland
Prefix: +1240
This prefix is distributed within the state Maryland
The largest city in the region is Gaithersburg
Time Zone: Eastern
Winter time: UTC-5
Summer time: UTC-4
Below on the map, there is indicated the largest city in the telephone area +1-240-...-.... Maryland Gaithersburg.

In the United States, telephone numbers are divided into a country code (+1), an area code (or prefix), which is three digits long, and a subscriber number (seven digits). These are just a few examples, and there are over 300 area codes in the United States. Each code can cover both large cities and less populated areas depending on population density and telephone network distribution.

The table below shows the main major cities and telecom operators.

If you notice any errors of any community’s location on the map, please report it via the feedback form.

Phone numbers +1-240-YYY-YYYY

Other pages: 123467
Company District Major City Prefix
Cellco Partnership DBA Verizon Wireless+1-240578-SSSS
Nextel CommunicationsAlleganyCumberland, MD+1-240580-SSSS
Paetec Communications - DCPrince George'sLaurel, MD+1-240581-SSSS
Verizon MarylandPrince George'sHyattsville, MD+1-240582-SSSS
Verizon MarylandBeltsville, MD+1-240583-SSSS
Cellco Partnership DBA Verizon Wireless+1-240585-SSSS
Verizon MarylandFrederick, MD+1-240586-SSSS
Cellco Partnership DBA Verizon WirelessLeonardtown, MD+1-240587-SSSS
Omnipoint Communications Cap OperationsPrince George'sLaurel, MD+1-240593-SSSS
Cellco Partnership DBA Verizon WirelessChevy Chase, MD+1-240595-SSSS
Global Naps SouthMontgomeryGaithersburg, MD+1-240597-SSSS
Broadwing Communications. LLCPrince George'sRockville, MD+1-240599-SSSS
Sprint Spectrum L.p.Bethesda, MD+1-240600-SSSS
Sprint Spectrum L.p.Prince George'sBeltsville, MD+1-240601-SSSS
Sprint Spectrum L.p.Prince George'sBeltsville, MD+1-240602-SSSS
Sprint Spectrum L.p.Prince George'sBeltsville, MD+1-240603-SSSS
Sprint Spectrum L.p.Prince George'sBeltsville, MD+1-240604-SSSS
Sprint Spectrum L.p.Prince George'sBeltsville, MD+1-240605-SSSS
Sprint Spectrum L.p.Prince George'sBeltsville, MD+1-240606-SSSS
Global Crossing Local Services-mdCharlesWaldorf, MD+1-240607-SSSS
Tw Telecom Of Maryland LLCMount Rainier, MD+1-240612-SSSS
Mci Worldcom CommunicationsPrince George'sCollege Park, MD+1-240616-SSSS
Cellco Partnership DBA Verizon Wireless+1-240618-SSSS
Mci Worldcom CommunicationsPrince George'sChevy Chase, MD+1-240619-SSSS
Mci Worldcom CommunicationsMontgomeryRockville, MD+1-240620-SSSS
Mci Worldcom CommunicationsMontgomeryKensington, MD+1-240621-SSSS
Verizon MarylandPrince George'sGreenbelt, MD+1-240624-SSSS
Nextel CommunicationsWashingtonHagerstown, MD+1-240625-SSSS
Sprint Spectrum L.p.FrederickFrederick, MD+1-240626-SSSS
Global Crossing Local Services-mdMontgomeryMount Rainier, MD+1-240627-SSSS
Verizon MarylandFrederickFrederick, MD+1-240629-SSSS
Verizon MarylandMontgomeryGaithersburg, MD+1-240631-SSSS
Verizon MarylandMontgomeryGaithersburg, MD+1-240632-SSSS
Broadwing Communications. LLCPrince George'sMount Rainier, MD+1-240638-SSSS
Leap Wireless Intl DBA Cricket CommWaldorf, MD+1-240640-SSSS
Tidalwave Telephone Inc.MontgomeryRockville, MD+1-240641-SSSS
Tidalwave Telephone Inc.MontgomeryRockville, MD+1-240642-SSSS
Omnipoint Communications Cap OperationsMontgomerySilver Spring, MD+1-240643-SSSS
Xo MarylandMontgomeryChevy Chase, MD+1-240644-SSSS
Xo MarylandMontgomeryChevy Chase, MD+1-240645-SSSS
Cavalier East LLCPrince George'sLaurel, MD+1-240646-SSSS
Xo MarylandSaint Mary'sMechanicsville, MD+1-240652-SSSS
New Cingular Wireless PCS - DCGaithersburg, MD+1-240654-SSSS
Verizon MarylandMontgomerySilver Spring, MD+1-240662-SSSS
Global Crossing Local Services-mdPrince George'sMount Rainier, MD+1-240667-SSSS
Starpower CommunicationsMontgomeryDamascus, MD+1-240668-SSSS
Comcast Phone Of Northern MarylandMontgomeryKensington, MD+1-240669-SSSS
Sprint Spectrum L.p.MontgomeryMount Rainier, MD+1-240671-SSSS
Cellco Partnership DBA Verizon WirelessMontgomeryRockville, MD+1-240672-SSSS
Nextel CommunicationsFrederickFrederick, MD+1-240674-SSSS
New Cingular Wireless PCS - DCFrederickMyersville, MD+1-240675-SSSS
Cellco Partnership DBA Verizon WirelessMontgomerySilver Spring, MD+1-240676-SSSS
Cellco Partnership DBA Verizon WirelessMontgomerySilver Spring, MD+1-240678-SSSS
Atx Telecommunications Services, LtdPrince George'sBrandywine, MD+1-240681-SSSS
Starpower CommunicationsCharlesWaldorf, MD+1-240682-SSSS
Verizon MarylandMontgomeryGaithersburg, MD+1-240683-SSSS
Verizon MarylandPrince George'sGreenbelt, MD+1-240684-SSSS
Global Crossing Local Services-mdPrince George'sBrandywine, MD+1-240685-SSSS
Verizon MarylandMontgomeryGaithersburg, MD+1-240686-SSSS
Cellco Partnership DBA Verizon WirelessMontgomerySilver Spring, MD+1-240687-SSSS
Cellco Partnership DBA Verizon WirelessSilver Spring, MD+1-240688-SSSS
Global Crossing Local Services-mdPrince George'sMount Rainier, MD+1-240691-SSSS
Verizon MarylandMontgomeryRockville, MD+1-240694-SSSS
Verizon MarylandPrince George'sTemple Hills, MD+1-240695-SSSS
Level 3 CommunicationsPrince George'sHyattsville, MD+1-240696-SSSS
Verizon MarylandFrederickAdamstown, MD+1-240699-SSSS
Leap Wireless Intl DBA Cricket CommSilver Spring, MD+1-240701-SSSS
+1-240702-SSSS
Leap Wireless Intl DBA Cricket CommMount Rainier, MD+1-240704-SSSS
Leap Wireless Intl DBA Cricket CommChevy Chase, MD+1-240705-SSSS
Leap Wireless Intl DBA Cricket CommChevy Chase, MD+1-240706-SSSS
Global Crossing Local Services-mdMontgomeryRockville, MD+1-240715-SSSS
Xo MarylandSaint Mary'sCallaway, MD+1-240718-SSSS
Global Crossing Local Services-mdMontgomeryGaithersburg, MD+1-240720-SSSS
Global Crossing Local Services-mdMontgomerySandy Spring, MD+1-240722-SSSS
Cellco Partnership DBA Verizon WirelessMontgomerySilver Spring, MD+1-240723-SSSS
Cavalier East LLCPrince George'sOxon Hill, MD+1-240724-SSSS
Verizon MarylandSaint Mary'sLexington Park, MD+1-240725-SSSS
New Cingular Wireless PCS - DCAlleganyCumberland, MD+1-240727-SSSS
New Cingular Wireless PCS - DCMontgomeryRockville, MD+1-240731-SSSS

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