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The 301-855-XXXX area code prefix is located in Baltimore, Maryland including Indian Head, Chevy Chase and was originally put into service on February 4th 1994. Run a search and find out who's calling you now.

Recently Reported Numbers

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Recently Unidentified numbers

301 area code numbers that might be spam, scams or that people have reported as unidentified callers

301-855-9249Mci Worldcom Communications
301-855-9861Verizon Maryland
301-855-9846Cellco Partnership DBA Verizon Wireless
301-855-6313New Frontiers Telecommunications
301-855-3205Teleport Communications America - DC
301-855-6628Verizon Maryland
301-855-2799Mcimetro Access Transmission Services LLC
301-855-6280Cellco Partnership DBA Verizon Wireless
301-855-1433Verizon Maryland
301-855-8708Verizon Maryland
301-855-2628Level 3 Communications
301-855-1633Verizon Maryland
301-855-1333Verizon Maryland
301-855-2938Mci Worldcom Communications
301-855-9209Verizon Maryland
301-855-2217Verizon Maryland
301-855-9214Sprint Spectrum L.p.
301-855-2346Verizon Maryland
301-855-3127Verizon Maryland

Most searched numbers

Cell
All TimeThis Month
301-855-3950First seen 2014-04-03301-855-9688First seen 2012-09-12
301-855-5915First seen 2012-07-10301-855-1879First seen 2014-12-12
301-855-5829First seen 2017-07-07301-855-8934First seen 2015-09-05
301-855-9609First seen 2019-07-30301-855-3950First seen 2017-12-17
301-855-5915First seen 2011-12-07301-855-7414First seen 2019-09-08
Landline
All TimeThis Month
301-855-7587First seen 2019-04-20301-855-6608First seen 2014-09-27
301-855-4355First seen 2019-11-16301-855-6148First seen 2018-01-13
301-855-6511First seen 2010-10-14301-855-6608First seen 2013-05-05
301-855-2492First seen 2015-08-07301-855-8953First seen 2016-02-14
301-855-7911First seen 2015-06-08301-855-9297First seen 2019-09-04

Cities With coverage

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Accident
Adamstown
Annapolis
Ashton
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Baltimore
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Bittinger
Bowie
Brandywine
Brunswick
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Cabin John
Capitol Heights
Chevy Chase
Clear Spring
Clinton
College Park
Columbia
Cumberland
Damascus
Edgewater
Emmitsburg
Fort Washington
Frederick
Friendsville
Frostburg
Gaithersburg
Glen Echo
Glenn Dale
Grantsville
Greenbelt
Hagerstown
Hancock
Highfield
Hollywood
Hughesville
Hyattsville
Indian Head
Issue
Keedysville
Kensington
Kitzmiller
La Plata
Landover
Lanham
Laurel
Leonardtown
Lexington Park
Lonaconing
Mc Henry
Mccoole
Mechanicsville
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Monrovia
Mount Airy
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Mount Savage
Myersville
Nanjemoy
New Market
North Beach
Oakland
Odenton
Oldtown
Oxon Hill
Patuxent River
Poolesville
Ridge
Rockville
Sandy Spring
Silver Spring
Smithsburg
Suitland
Swanton
Tall Timbers
Temple Hills
Thurmont
Upper Marlboro
Valley Lee
Waldorf
Walkersville
Westernport
Williamsport