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The 301-499-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

301-499-1359Mci Worldcom Communications
301-499-6381Verizon Maryland
301-499-7831Verizon Maryland
301-499-3901Uscoc Of Cumberland DBA United States Cel Md
301-499-7542Sprint Spectrum L.p.
301-499-8317Verizon Maryland
301-499-3821New Cingular Wireless PCS - DC
301-499-3850Comcast Phone Of Northern Maryland
301-499-1975Verizon Maryland
301-499-7650Verizon Maryland
301-499-3357Verizon Maryland
301-499-7348Sprint Spectrum L.p.
301-499-5045Verizon Maryland
301-499-6368Verizon Maryland

Most searched numbers

Cell
All TimeThis Month
301-499-6449First seen 2013-12-28301-499-7413First seen 2011-02-18
301-499-4312First seen 2013-04-17301-499-9802First seen 2017-01-26
301-499-1571First seen 2016-08-28301-499-7413First seen 2018-08-15
301-499-4828First seen 2013-09-28301-499-4828First seen 2016-11-30
301-499-2112First seen 2011-09-11301-499-4312First seen 2012-08-04
Landline
All TimeThis Month
301-499-8236First seen 2018-09-29301-499-3697First seen 2016-08-01
301-499-1328First seen 2013-12-22301-499-9516First seen 2011-10-23
301-499-9516First seen 2010-01-14301-499-3545First seen 2013-01-19
301-499-8236First seen 2016-07-20301-499-1712First seen 2014-06-15
301-499-9096First seen 2011-03-08301-499-3697First seen 2019-11-23

Cities With coverage

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Accident
Adamstown
Annapolis
Ashton
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Baltimore
Beltsville
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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
Middletown
Monrovia
Mount Airy
Mount Rainier
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