North American Telephone Operator
North American
Telephone Operator

Telephone Area 240. Page 3.

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: 123567
Company District Major City Prefix
Nextel CommunicationsMontgomeryChevy Chase, MD+1-240464-SSSS
Global Naps SouthMontgomeryBethesda, MD+1-240465-SSSS
Global Naps SouthSaint Mary'sMechanicsville, MD+1-240466-SSSS
Sprint Spectrum L.p.Mount Rainier, MD+1-240468-SSSS
Sprint Spectrum L.p.Hagerstown, MD+1-240469-SSSS
Global Crossing Local Services-mdMontgomerySilver Spring, MD+1-240471-SSSS
New Cingular Wireless PCS - DCMontgomerySilver Spring, MD+1-240472-SSSS
Cavalier Telephone Mid-atlanticPrince George'sCollege Park, MD+1-240473-SSSS
New Cingular Wireless PCS - DCMontgomerySilver Spring, MD+1-240475-SSSS
Omnipoint Communications Cap OperationsMontgomerySilver Spring, MD+1-240476-SSSS
Lightwave CommunicationsMontgomeryGaithersburg, MD+1-240477-SSSS
New Cingular Wireless PCS - DCMontgomerySilver Spring, MD+1-240478-SSSS
Cellco Partnership DBA Verizon WirelessOxon Hill, MD+1-240479-SSSS
Sprint Spectrum L.p.Bethesda, MD+1-240480-SSSS
Omnipoint Communications Cap OperationsMontgomerySilver Spring, MD+1-240481-SSSS
Us Lec Of MarylandMontgomeryBethesda, MD+1-240482-SSSS
Comcast Phone Of Northern MarylandMontgomeryBethesda, MD+1-240483-SSSS
Us Lec Of MarylandMontgomeryCabin John, MD+1-240485-SSSS
Omnipoint Communications Cap OperationsPrince George'sGlenn Dale, MD+1-240486-SSSS
Us Lec Of MarylandPrince George'sHyattsville, MD+1-240487-SSSS
Xo MarylandMontgomeryPoolesville, MD+1-240489-SSSS
Omnipoint Communications Cap OperationsFrederickMiddletown, MD+1-240490-SSSS
Global Crossing Local Services-mdMontgomeryMount Rainier, MD+1-240491-SSSS
Us Lec Of MarylandPrince George'sCapitol Heights, MD+1-240492-SSSS
Us Lec Of MarylandPrince George'sOxon Hill, MD+1-240493-SSSS
Cavalier East LLCMontgomeryMount Rainier, MD+1-240494-SSSS
Verizon MarylandMontgomeryChevy Chase, MD+1-240497-SSSS
Sprint Spectrum L.p.Prince George'sBeltsville, MD+1-240498-SSSS
Us Lec Of MarylandMontgomeryCabin John, MD+1-240499-SSSS
Us Lec Of MarylandHagerstown, MD+1-240500-SSSS
Sprint Spectrum L.p.MontgomerySilver Spring, MD+1-240501-SSSS
Omnipoint Communications Cap OperationsMontgomerySilver Spring, MD+1-240505-SSSS
New Cingular Wireless PCS - DCMontgomeryRockville, MD+1-240506-SSSS
Cellco Partnership DBA Verizon WirelessCabin John, MD+1-240507-SSSS
Nextel CommunicationsPrince George'sCapitol Heights, MD+1-240508-SSSS
Bandwidth.com ClecCrofton, MD+1-240509-SSSS
Xo MarylandPrince George'sUpper Marlboro, MD+1-240510-SSSS
Core CommunicationsCollege Park, MD+1-240512-SSSS
Us Lec Of MarylandMontgomeryCabin John, MD+1-240514-SSSS
New Cingular Wireless PCS - DCMontgomeryBethesda, MD+1-240515-SSSS
Us Lec Of MarylandMontgomerySilver Spring, MD+1-240516-SSSS
Sprint Spectrum L.p.Hagerstown, MD+1-240520-SSSS
Sprint Spectrum L.p.AlleganyCumberland, MD+1-240522-SSSS
Xo MarylandCharlesLa Plata, MD+1-240523-SSSS
Global Naps SouthPrince George'sRussett, MD+1-240524-SSSS
Global Naps SouthPrince George'sUpper Marlboro, MD+1-240525-SSSS
Global Naps SouthSaint Mary'sLeonardtown, MD+1-240526-SSSS
Verizon MarylandWashingtonHagerstown, MD+1-240527-SSSS
Broadwing Communications. LLCCharlesHughesville, MD+1-240528-SSSS
Verizon MarylandFrederickFrederick, MD+1-240529-SSSS
Teleport Communications Group - DCPrince George'sMount Rainier, MD+1-240533-SSSS
New Cingular Wireless PCS - DCMontgomerySilver Spring, MD+1-240535-SSSS
Global Naps SouthMontgomerySandy Spring, MD+1-240536-SSSS
Xo MarylandSaint Mary'sLeonardtown, MD+1-240538-SSSS
Global Naps SouthPrince George'sHyattsville, MD+1-240539-SSSS
+1-240540-SSSS
Us Lec Of MarylandPrince George'sCollege Park, MD+1-240542-SSSS
Sprint Spectrum L.p.Bethesda, MD+1-240543-SSSS
Us Lec Of MarylandPrince George'sGlenn Dale, MD+1-240544-SSSS
Us Lec Of MarylandPrince George'sUpper Marlboro, MD+1-240545-SSSS
Us Lec Of MarylandPrince George'sClinton, MD+1-240546-SSSS
Level 3 CommunicationsPrince George'sRussett, MD+1-240547-SSSS
Allegiance TelecomPrince George'sMount Rainier, MD+1-240548-SSSS
Leap Wireless Intl DBA Cricket CommRockville, MD+1-240550-SSSS
Leap Wireless Intl DBA Cricket CommRockville, MD+1-240551-SSSS
Leap Wireless Intl DBA Cricket CommRockville, MD+1-240552-SSSS
Allegiance TelecomPrince George'sMount Rainier, MD+1-240553-SSSS
Allegiance TelecomPrince George'sLaurel, MD+1-240554-SSSS
Paetec CommunicationsPrince George'sGlenn Dale, MD+1-240556-SSSS
Cavalier Telephone Mid-atlanticMontgomeryKensington, MD+1-240558-SSSS
Allegiance TelecomMontgomerySandy Spring, MD+1-240559-SSSS
Xo MarylandMontgomeryChevy Chase, MD+1-240560-SSSS
Cellco Partnership DBA Verizon WirelessLeonardtown, MD+1-240561-SSSS
Omnipoint Communications Cap OperationsPrince George'sLaurel, MD+1-240565-SSSS
Verizon MarylandFrederickFrederick, MD+1-240566-SSSS
Verizon MarylandRockville, MD+1-240567-SSSS
Verizon MarylandPrince George'sLaurel, MD+1-240568-SSSS
Global Crossing Local Services-mdPrince George'sUpper Marlboro, MD+1-240573-SSSS
Level 3 CommunicationsFrederickFrederick, MD+1-240575-SSSS
Cellco Partnership DBA Verizon WirelessLeonardtown, MD+1-240577-SSSS

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