240 Area Code-Area Code Lookup | Your Personal Area Code Directory!

240 Area Code

The 240 area code covers the southern and western parts of Maryland. These areas include the following popular destinations:

Aspen Hill
Bethesda
Bowie
Brunswick
College Park
Cumberland
Frederick
Gaithersburg
Golden Beach
Greenbelt
Hagerstown
Hyattsville
Laurel
Lexington Park
Montgomery Village
New Carrollton
Potomac
Rockville
St. Charles
St. Marys City
Silver Spring
Wheaton
suburbs of Washington D.C.

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