Area codes 202 and 771

Area codes 571 and 703Area codes 240 and 301
The area colored red indicates the geographical region of the District of Columbia, served by area code 202

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]

References

  1. Barnes • •, Sophia. "DC Reveals Its Next Generation Area Code: 771". NBC4 Washington. Retrieved 2022-03-19.