240 Area Code Prefixes Directory

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Bandwidth.com Clec
Carrier

Coverage Area
Counties: Prince Georges, Washington,
Cities: Mount Rainier, Hagerstown, Rockville, Crofton

Peerless Network Of The District Of Columbia, Dc
Carrier

Coverage Area
Counties: Saint Marys, Charles,
Cities: Ridge, La Plata, Indian Head, Waldorf, Mechanicsville, Nanjemoy

New Cingular Wireless PCS - DC
Carrier

Coverage Area
Counties: , Montgomery, Washington, Frederick, Carroll
Cities: Cabin John, Waldorf, Bethesda, Hagerstown, Damascus, Frederick, Silver Spring, Chevy Chase, Mount Airy, Rockville, Gaithersburg, Mechanicsville, Myersville, Cumberland

Xo Maryland
Carrier

Coverage Area
Counties: , Charles, Saint Marys
Cities: Glenn Dale, Laurel, Chevy Chase, Gaithersburg, Waldorf, Sandy Spring, Poolesville, Upper Marlboro, La Plata, Leonardtown, Mechanicsville, Callaway, Damascus, Newburg, Brandywine, Hughesville, Ridge, Clinton, Nanjemoy, Indian Head

Cavalier East LLC
Carrier

Coverage Area
Counties: , Prince Georges
Cities: Damascus, Waldorf, Mount Rainier, Upper Marlboro, Gaithersburg, Chevy Chase, Laurel, Capitol Heights, Sandy Spring, Rockville

Core Communications
Carrier

Coverage Area
Counties: Garrett, Frederick, Washington, , Montgomery, Carroll
Cities: Oakland, Frederick, Hagerstown, Leonardtown, Highfield, Grantsville, Waldorf, Hancock, Mccoole, Emmitsburg, Damascus, Gaithersburg, Bethesda, Mount Airy, Cumberland, College Park, Chevy Chase

Telcove Operations
Carrier

Coverage Area
Counties: Frederick, , Montgomery
Cities: Frederick, Ijamsville, Gaithersburg, Bethesda, Rockville

Omnipoint Communications Cap Operations
Carrier

Coverage Area
Counties: Washington, , Frederick, Prince Georges, Montgomery
Cities: Hagerstown, Laurel, Hyattsville, Rockville, Frederick, Silver Spring, Oxon Hill, Glenn Dale, Middletown, Mount Rainier, Myersville, Bethesda, Ashton

Peerless Network Of Maryland
Carrier

Coverage Area
Counties: , Saint Marys, Prince Georges, Charles
Cities: Poolesville, Ridge, Brandywine, Mount Rainier, Mechanicsville, Newburg, La Plata, Damascus, Indian Head, Waldorf, Hughesville, Callaway, Laurel, Upper Marlboro, Leonardtown, Sandy Spring, Gaithersburg

Verizon Maryland
Carrier

Coverage Area
Counties: , Frederick, Washington, Anne Arundel, Garrett
Cities: Rockville, Laurel, Frederick, Beltsville, Kensington, Hagerstown, Clinton, Cumberland, Odenton, Myersville, Gaithersburg, Oakland, Chevy Chase, Hyattsville, Greenbelt, Silver Spring, Temple Hills, Adamstown, Lexington Park, Smithsburg

Cavalier Telephone Mid-atlantic
Carrier

Coverage Area
Counties: , Montgomery
Cities: Waldorf, Oxon Hill, Laurel, Hyattsville, Clinton, Capitol Heights, Upper Marlboro, Glenn Dale, Gaithersburg, Sandy Spring, Bethesda, Rockville, Kensington, Silver Spring, College Park

Allegiance Telecom
Carrier

Coverage Area
Counties: Prince Georges,
Cities: Mount Rainier, Gaithersburg, Rockville, Laurel, Sandy Spring, Glenn Dale, College Park

Broadwing Communications. LLC
Carrier

Coverage Area
Counties: , Prince Georges, Charles
Cities: Waldorf, Mount Rainier, Leonardtown, Hughesville, Rockville, La Plata, Gaithersburg, Laurel, Brandywine, Oxon Hill, Callaway, Chevy Chase, Sandy Spring, Upper Marlboro

Global Crossing Local Services-md
Carrier

Coverage Area
Counties: , Prince Georges, Charles
Cities: Hughesville, Mount Rainier, La Plata, Laurel, Indian Head, Silver Spring, Upper Marlboro, Waldorf, Brandywine, Rockville, Gaithersburg, Sandy Spring, Damascus, Poolesville

Teleport Communications America - DC
Carrier

Coverage Area
Counties: , Saint Marys, Prince Georges
Cities: Newburg, Callaway, Mechanicsville, Hughesville, Leonardtown, Nanjemoy, Ridge, Mount Rainier

Paetec Communications
Carrier

Coverage Area
Counties: Montgomery,
Cities: Bethesda, Rockville, Kensington, Gaithersburg, Oxon Hill, Glenn Dale, College Park

Starpower Communications
Carrier

Coverage Area
Counties: , Prince Georges
Cities: Chevy Chase, Kensington, Mount Rainier, Glenn Dale, Gaithersburg, Callaway, Sandy Spring, Oxon Hill, Damascus, Waldorf

Level 3 Communications
Carrier

Coverage Area
Counties: , Allegany, Washington, Frederick, Howard, Baltimore City
Cities: Gaithersburg, Frostburg, College Park, Hagerstown, Sandy Spring, Oxon Hill, Frederick, Laurel, Hyattsville, Columbia, Waldorf, Baltimore, Cumberland

Comcast Phone Of Northern Maryland
Carrier

Coverage Area
Cities: Laurel, Thurmont, Oxon Hill, Kensington, Indian Head

AT&T; Local
Carrier

Coverage Area
Cities: Emmitsburg, Williamsport

Uscoc Of Cumberland DBA United States Cel Md
Carrier

Coverage Area
Counties: Washington, Garrett
Cities: Hagerstown, Oakland

Ymax Communications Corp.
Carrier

Coverage Area
Counties: , Frederick
Cities: Clarksville, Frederick

Mci Worldcom Communications
Carrier

Coverage Area
Cities: Adamstown, College Park, Chevy Chase, Rockville, Kensington

Global Naps South
Carrier

Coverage Area
Cities: Kensington

Baltimore-washington Telephone (bwt)
Carrier

Coverage Area
Cities: Damascus

Teleport Communications America
Carrier

Coverage Area
Counties: Washington
Cities: Hagerstown

Atx Telecommunications Services, Ltd
Carrier

Coverage Area
Cities: Sandy Spring, Gaithersburg

Us Lec Of Maryland
Carrier

Coverage Area
Counties: Frederick, , Washington
Cities: Frederick, Cabin John, Hyattsville, Capitol Heights, Oxon Hill, Hagerstown, Silver Spring, College Park, Glenn Dale, Upper Marlboro, Clinton, Gaithersburg

Leap Wireless Intl DBA Cricket Comm
Carrier

Coverage Area
Counties: , Frederick, Prince Georges
Cities: Rockville, Frederick, Waldorf, Silver Spring, Mount Rainier, Chevy Chase

Dslnet Communications Va
Carrier

Coverage Area
Cities: Cabin John

Lumos Networks Inc. - VA
Carrier

Coverage Area
Counties: Washington
Cities: Hagerstown

Lightwave Communications
Carrier

Coverage Area
Cities: Gaithersburg, Silver Spring

Shentel Communications
Carrier

Coverage Area
Counties: Garrett
Cities: Oakland

Local Access LLC
Carrier

Coverage Area
Counties: , Prince Georges
Cities: Waldorf, Mount Rainier, Oxon Hill

Paetec Communications - DC
Carrier

Coverage Area
Cities: Laurel

365 Wireless
Carrier

Coverage Area
Counties: Frederick, Montgomery
Cities: Frederick, Bethesda

Tw Telecom Of Maryland LLC
Carrier

Coverage Area
Counties: Prince Georges,
Cities: Mount Rainier, Laurel

Metro PCS
Carrier

Coverage Area
Cities: Rockville, Hyattsville

Broadvox-clec - DC
Carrier

Coverage Area
Cities: Cabin John

Halo Wireless Services
Carrier

Coverage Area
Counties: Frederick
Cities: Frederick

Mte DBA Mte Paging Network
Carrier

Coverage Area
Counties: Montgomery
Cities: Bethesda

The 240 area code is located in Baltimore, Maryland including Mount Rainier, Ridge and was originally put into service on February 27th 1999. Find whose number this is.

Recently Reported Numbers

(240) 332-9337Unknown

Recorded voicemail left on my cell saying it was from the Social Security Administration and that have received a legal complaint under my SS# and driver license number. Call back at 240-332-9337

(240) 332-9378Unknown

Received several calls in a row from this number (240)332-9378 stating that my social security number and my drivers license was being suspended because of fraudulent activity. It was very robotic and sketchy. I reported it to the inspector generals office, at ssa.oig.gov.

(240) 332-9378Unknown

This is a social security scam. Don't call back.

(240) 332-9337Unknown

SOCIAL SECURITY COMPLAIN SCAMMERS!

(240) 859-2230Unknown

Receive second call from Heather Locke the second time in 24 hours. This time from Silver Springs Maryland. Yesterday from Los Angles County California. Call back number left was 855-211-3845. Never same call number nor call back number. Same message got paperwork for me to sign, if I don’t call back a place will be chosen for me.

(240) 859-2230Unknown

Documents to be sent, may have to pay for them. Called many many times with different numbers. They ask for a Jeannette L. Johnson, which not my name. Very annoyed.

(240) 859-2230Unknown

documents prepared and to call

(240) 859-2230Dangerous

Spam

(240) 859-2094Unknown

Kathy Johnson is at it again.. says have documents for delivery for my dad. Calls from a lot of different numbers. Same recording of black lady.

(240) 859-2094Unknown

Scammers

Recently Searched Numbers

No additional information reported for these searched numbers. Received a call from any phone number listed below? Please consider helping the community by reporting your experience.

240-980-7272
Report
UNKNOWN
240-785-3138
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UNKNOWN
240-482-6824
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Us Lec Of Maryland
240-760-2271
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UNKNOWN
240-564-8010
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UNKNOWN
240-542-8305
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Us Lec Of Maryland
240-211-5477
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UNKNOWN
240-413-5676
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Omnipoint Communications Cap Operations
240-125-7520
Report
UNKNOWN
240-540-4665
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UNKNOWN
240-618-2152
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UNKNOWN
240-595-1401
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Cellco Partnership DBA Verizon Wireless
240-835-1000
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UNKNOWN
240-543-1320
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Sprint Spectrum L.p.
240-347-2913
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Bandwidth.com Clec
240-911-5245
Report
UNKNOWN
240-631-5146
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Verizon Maryland

Most searched numbers

Cell
All TimeThis Month
240-500-3231First seen 2016-09-13240-520-3936First seen 2017-03-23
240-115-1623First seen 2020-03-02240-188-8745First seen 2016-04-14
240-800-8517First seen 2019-08-26240-947-7628First seen 2016-06-27
240-249-4459First seen 2017-01-31240-104-8607First seen 2017-09-21
240-300-9641First seen 2013-08-24240-981-8113First seen 2012-11-06
Landline
All TimeThis Month
240-952-8398First seen 2013-05-25240-364-7314First seen 2015-04-21
240-875-2227First seen 2019-09-28240-496-3181First seen 2013-10-26
240-288-7018First seen 2015-10-12240-869-4386First seen 2016-02-04
240-665-4031First seen 2016-03-05240-271-1786First seen 2012-09-17
240-612-3278First seen 2019-01-07240-879-5868First seen 2019-12-25

Cities With coverage

CITY LIST
Adamstown
Ashton
Baltimore
Beltsville
Bethesda
Brandywine
Cabin John
Callaway
Capitol Heights
Chevy Chase
Clarksville
Clinton
College Park
Columbia
Crofton
Cumberland
Damascus
Emmitsburg
Frederick
Frostburg
Gaithersburg
Glenn Dale
Grantsville
Greenbelt
Hagerstown
Hancock
Highfield
Hughesville
Hyattsville
Ijamsville
Indian Head
Kensington
La Plata
Laurel
Leonardtown
Lexington Park
Mccoole
Mechanicsville
Middletown
Mount Airy
Mount Rainier
Myersville
Nanjemoy
Newburg
Oakland
Odenton
Oxon Hill
Poolesville
Ridge
Rockville
Sandy Spring
Silver Spring
Smithsburg
Tall Timbers
Temple Hills
Thurmont
Upper Marlboro
Waldorf
Williamsport