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Suitland-Silver Hill, Maryland Area Code Information |
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Suitland-Silver Hill, MD Area Codes are 240, 301 |
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Suitland-Silver Hill, MD is currently using two area codes 240 and 301. In addition to Suitland-Silver Hill,
MD, area codes 240 and 301 serves all of western Maryland. Suitland-Silver Hill, Maryland utilizes an area code overlay in which area codes 240 and 301 serve the same geographic area. The area code overlay
which serves Suitland-Silver Hill, MD was put into service on June 1, 1997 at which time area code 240 was created as an overlay of area code 301. Area code 301 originally covered the entire state of
Maryland, including Suitland-Silver Hill when it was put into service on June 1, 1947. Ten digit dialing (area code + seven digit number) is necessary in Suitland-Silver Hill, MD because two different
homes in the same geographic area can have the same seven digit phone number but each would have a different area code. |
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Maryland Area Codes |
240, 301, 410, 443 |
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