District of Maryland area codes: 240 | |
---|---|
Country | United States |
State/Province | Maryland |
Major City | Baltimore |
Time Zone | Eastern |
Prefix | County | Primary City | Company |
---|---|---|---|
240-332 | Charles | Newburg, MD | Peerless Network Of Maryland |
240-333 | Prince Georges | Mount Rainier, MD | Cavalier East LLC |
240-334 | Prince Georges | Mount Rainier, MD | Global Crossing Local Services-md |
240-335 | Prince Georges | Glenn Dale, MD | Cavalier Telephone Mid-atlantic |
240-336 | Montgomery | Bethesda, MD | Core Communications |
240-337 | Prince Georges | Mount Rainier, MD | Peerless Network Of Maryland |
240-338 | Montgomery | Silver Spring, MD | Cellco Partnership DBA Verizon Wireless |
240-339 | Prince Georges | Upper Marlboro, MD | Cavalier East LLC |
240-340 | Montgomery | Bethesda, MD | Sprint Spectrum L.p. |
240-341 | Frederick | Adamstown, MD | Mci Worldcom Communications |
240-342 | Montgomery | Sandy Spring, MD | Starpower Communications |
240-343 | Washington | Hancock, MD | Cellco Partnership DBA Verizon Wireless |
240-344 | Frederick | Frederick, MD | New Cingular Wireless PCS - DC |
240-345 | Montgomery | Sandy Spring, MD | Level 3 Communications |
240-346 | Charles | Waldorf, MD | Sprint Spectrum L.p. |
240-347 | Washington | Hagerstown, MD | Bandwidth.com Clec |
240-348 | Prince Georges | Oxon Hill, MD | Level 3 Communications |
240-349 | Charles | La Plata, MD | Global Crossing Local Services-md |
240-350 | Prince Georges | Beltsville, MD | Sprint Spectrum L.p. |
240-351 | Prince Georges | Beltsville, MD | Sprint Spectrum L.p. |
There are 522 prefixes, In the code area, the major cities are Aspen Hill, MD;Bethesda, MD;Bowie, MD;Chillum, MD;. The major city is Baltimore.