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North Bethesda, Maryland Area Code |
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North Bethesda, MD Area Codes are 240, 301 |
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North Bethesda, MD is currently using two area codes 240 and 301. In addition to North Bethesda, MD, area codes 240 and
301 serves all of western Maryland. North Bethesda, Maryland utilizes an area code overlay in which area codes 240 and 301 serve the same geographic area. The area code overlay which serves North Bethesda,
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 North Bethesda when it
was put into service on June 1, 1947. Ten digit dialing (area code + seven digit number) is necessary in North Bethesda, 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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