USA Phone Code Guide
USA Phone
Code Guide

Telephone Area +1 (301) XXX-XXXX / Page 6

Phone numbers of the state Maryland
Prefix: +1301
This prefix is distributed within the state Maryland
The largest city in the region is Rockville
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 +1-301-...-.... Maryland Rockville.

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 (301) XXX-XXXX

Other pages: 1234568910
Company District Major City Prefix
Teleport Communications Group - DCMontgomeryMount Rainier, MD+1 (301) 692-XXXX
Omnipoint Communications Cap OperationsFrederickFrederick, MD+1 (301) 693-XXXX
Verizon MarylandFrederickFrederick, MD+1 (301) 694-XXXX
Verizon MarylandFrederickFrederick, MD+1 (301) 695-XXXX
Verizon MarylandFrederickFrederick, MD+1 (301) 696-XXXX
New Cingular Wireless PCS - DCAlleganyCumberland, MD+1 (301) 697-XXXX
Verizon MarylandFrederickFrederick, MD+1 (301) 698-XXXX
Verizon MarylandPrince George'sHyattsville, MD+1 (301) 699-XXXX
Verizon MarylandPrince George'sHyattsville, MD+1 (301) 701-XXXX
Verizon MarylandPrince George'sTemple Hills, MD+1 (301) 702-XXXX
Level 3 CommunicationsFrederickMount Airy, MD+1 (301) 703-XXXX
Cellco Partnership DBA Verizon WirelessMontgomerySilver Spring, MD+1 (301) 704-XXXX
Verizon MarylandCharlesWaldorf, MD+1 (301) 705-XXXX
Cellco Partnership DBA Verizon WirelessMontgomerySilver Spring, MD+1 (301) 706-XXXX
Uscoc Of Cumberland DBA United States Cel MdAlleganyCumberland, MD+1 (301) 707-XXXX
Usa Mobility WirelessPrince George'sGreenbelt, MD+1 (301) 708-XXXX
Usa Mobility WirelessPrince George'sGreenbelt, MD+1 (301) 709-XXXX
Level 3 CommunicationsCharlesWaldorf, MD+1 (301) 710-XXXX
Mcimetro Access Transmission Services LLCFrederickFrederick, MD+1 (301) 712-XXXX
Verizon MarylandMontgomerySilver Spring, MD+1 (301) 713-XXXX
Verizon MarylandWashingtonHagerstown, MD+1 (301) 714-XXXX
Teleport Communications Group - DCPrince George'sUpper Marlboro, MD+1 (301) 715-XXXX
Verizon MarylandPrince George'sBeltsville, MD+1 (301) 716-XXXX
Cellco Partnership DBA Verizon WirelessMontgomerySilver Spring, MD+1 (301) 717-XXXX
Verizon MarylandMontgomeryChevy Chase, MD+1 (301) 718-XXXX
Teleport Communications Group - DCPrince George'sMount Rainier, MD+1 (301) 719-XXXX
Teleport Communications Group - DCPrince George'sBrandywine, MD+1 (301) 720-XXXX
Verizon MarylandMontgomeryGaithersburg, MD+1 (301) 721-XXXX
Verizon MarylandAlleganyCumberland, MD+1 (301) 722-XXXX
Verizon MarylandAlleganyCumberland, MD+1 (301) 723-XXXX
Verizon MarylandAlleganyCumberland, MD+1 (301) 724-XXXX
Verizon MarylandPrince George'sLaurel, MD+1 (301) 725-XXXX
Baltimore-washington Telephone BwtPrince George'sCapitol Heights, MD+1 (301) 727-XXXX
Omnipoint Communications Cap OperationsMontgomerySilver Spring, MD+1 (301) 728-XXXX
Verizon MarylandAlleganyCumberland, MD+1 (301) 729-XXXX
New Cingular Wireless PCS - DCFrederickMyersville, MD+1 (301) 730-XXXX
Verizon MarylandPrince George'sLanham, MD+1 (301) 731-XXXX
Usa Mobility WirelessPrince George'sGreenbelt, MD+1 (301) 732-XXXX
Verizon MarylandWashingtonHagerstown, MD+1 (301) 733-XXXX
Verizon MarylandMontgomerySilver Spring, MD+1 (301) 734-XXXX
Verizon MarylandPrince George'sSuitland, MD+1 (301) 735-XXXX
Verizon MarylandPrince George'sSuitland, MD+1 (301) 736-XXXX
Verizon MarylandSaint Mary'sLexington Park, MD+1 (301) 737-XXXX
Verizon MarylandMontgomeryRockville, MD+1 (301) 738-XXXX
Verizon MarylandWashingtonHagerstown, MD+1 (301) 739-XXXX
Verizon MarylandMontgomeryGaithersburg, MD+1 (301) 740-XXXX
Level 3 CommunicationsPrince George'sRussett, MD+1 (301) 741-XXXX
New Cingular Wireless PCS - DCMontgomeryBethesda, MD+1 (301) 742-XXXX
Verizon MarylandCharlesIndian Head, MD+1 (301) 743-XXXX
Verizon MarylandCharlesIndian Head, MD+1 (301) 744-XXXX
Verizon MarylandWashingtonHagerstown, MD+1 (301) 745-XXXX
Verizon MarylandGarrettAccident, MD+1 (301) 746-XXXX
Teleport Communications Group - DCPrince George'sMount Rainier, MD+1 (301) 747-XXXX
Nextel CommunicationsFrederickFrederick, MD+1 (301) 748-XXXX
Verizon MarylandPrince George'sOxon Hill, MD+1 (301) 749-XXXX
Core CommunicationsGarrettFriendsville, MD+1 (301) 750-XXXX
Cellco Partnership DBA Verizon WirelessCharlesWaldorf, MD+1 (301) 751-XXXX
Cellco Partnership DBA Verizon WirelessCharlesWaldorf, MD+1 (301) 752-XXXX
Verizon MarylandPrince George'sOxon Hill, MD+1 (301) 753-XXXX
Verizon MarylandMontgomerySilver Spring, MD+1 (301) 754-XXXX
Mci Worldcom CommunicationsMontgomerySilver Spring, MD+1 (301) 755-XXXX
Tw Telecom Of Maryland LLCPrince George'sLaurel, MD+1 (301) 756-XXXX
Verizon MarylandSaint Mary'sPatuxent River, MD+1 (301) 757-XXXX
Cellco Partnership DBA Verizon WirelessMontgomerySilver Spring, MD+1 (301) 758-XXXX
Verizon MarylandAlleganyCumberland, MD+1 (301) 759-XXXX
Level 3 CommunicationsMontgomeryBethesda, MD+1 (301) 760-XXXX
Level 3 CommunicationsMontgomeryKensington, MD+1 (301) 761-XXXX
Verizon MarylandMontgomeryRockville, MD+1 (301) 762-XXXX
Verizon MarylandPrince George'sSuitland, MD+1 (301) 763-XXXX
Verizon MarylandCharlesWaldorf, MD+1 (301) 764-XXXX
Verizon MarylandMontgomeryBethesda, MD+1 (301) 765-XXXX
Verizon MarylandWashingtonHagerstown, MD+1 (301) 766-XXXX
Verizon MarylandMontgomeryBethesda, MD+1 (301) 767-XXXX
Level 3 CommunicationsMontgomerySilver Spring, MD+1 (301) 768-XXXX
Verizon MarylandSaint Mary'sAvenue, MD+1 (301) 769-XXXX
Verizon MarylandMontgomeryRockville, MD+1 (301) 770-XXXX
Verizon MarylandMontgomeryChevy Chase, MD+1 (301) 771-XXXX
Verizon MarylandPrince George'sHyattsville, MD+1 (301) 772-XXXX
Verizon MarylandPrince George'sHyattsville, MD+1 (301) 773-XXXX
Verizon MarylandMontgomeryAshton, MD+1 (301) 774-XXXX

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