240 Area Code Phone Number

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240 Area Code

The 240 area code is located within the US. 240 covers this state: MD

Cities within the 240- area code include:

  • Rockville
  • Waldorf
  • Hagerstown
  • Oxon Hill
  • Damascus
  • Bethesda
  • Beltsville
  • Oakland
  • Frederick
  • Silver Spring
  • Mount Airy
  • Hyattsville
  • Tall Timbers
  • Gaithersburg
  • Glenn Dale
  • Middletown
  • Cumberland
  • Laurel
  • Myersville
  • Capitol Heights
  • Ashton

Here are the carriers for 240:

  • Level 3 Communications
  • Southwestern Bell Mobile Systems
  • Omnipoint Communications Cap Operat
  • Metrocall
  • Arch Wireless Holdings
  • Sprint Spectrum
  • Blue Licenses Holding
  • Uscoc Of Cumberland Dba Unite
  • Dobson Cellular Systems
  • Paetec Communications Md
  • Sprint Spectrum Md
  • Pac West Telecomm Md
  • Mte Dba Mte Paging Network

Other area codes within the same state (MD) as (240) include:

To find out who owns a specific 240 phone number, run a reverse phone search!

Additional resources:


  240 Reverse Phone Lookup >>

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