California Area Code 341

Cities and cities within the San Francisco Bay Space at the moment utilizing space code 510 shall be served by a brand new code: 341 is the brand new NPA introduced by the California Public Utilities Fee in June. The 2 space codes will overlay or cowl the identical space. A few of the cities served by the brand new overlay complicated: Alameda, Berkeley, El Cerrito, Oakland… 1+10 digit dialing turns into the brand new calling methodology beginning June 22, 2019.

Key dates

  • December 15, 2018 – permissive 7/1+10 digit dialing begins (native calls inside Numbering Plan Space 510 could also be dialed utilizing both 7 or 1+10 digits)
  • June 22, 2019 – obligatory 1+10 digit dialing begins – all calls inside NPA 510 should be dialed utilizing 1+10 digits
  • July 22, 2019 – space code 341 enters service

See official announcement and map of the new overlay complex 510/341 (PDF doc).

Go to area code 341 web page for a listing of cities served, map and different information.