Area codes 202 and 771

area code for Washington, D.C From Wikipedia, the free encyclopedia

Area codes 202 and 771
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Area codes 202 and 771 are area codes for Washington, D.C.. Area code 202 was one of the first area codes created. It was created by AT&T in October 1947. It covers the entire Washington D.C. province. It was overlaid by 771 on November 9, 2021.[1]

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The area colored red indicates the geographical region of the District of Columbia, served by area code 202

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