Area Code 510-205 located in SAN FRANCISCO, SAN FRANCISCO, CA, more detail is as below. Place NPA (Numbering Plan Area) : 510 NXX (Local Number Prefix) : 205 City : SAN FRANCISCO County : SAN FRANCISCO State : CA (California) NXX Use Type : Wireless NXX Intro Version : 1999-02-27 FIPS (Federal Information Processing Standards) : 06075 LATA (Local Access Transport Area) : 722 Rate Center : OKLD ALMD ZIP Code Count : 1 ZIP Code Frequency : 50 ZIP Code : 94104 Other Information NPANXX : 510205 Switch CLLI (Common Language Location Identifier) : OKLDCA61CM0 MSA CBSA (Core Based Statistical Area) : San Francisco-Oakland-Fremont, CA MSA CBSA Code (Core Based Statistical Area) : 41860 Time Zone : Pacific (GMT -08:00) Observes Daylight Saving Time : Yes Company : SPRINT SPECTRUM L.P. OCN (Operating Company Number) : 6664 Coverage Area Name : SAN FRANCISCO Latitude : 37.8035 Longitude : -122.2874 ‹ previous : 510-205 next › : 510-206 Telephone Number List 510-205-0000 ~ 510-205-9999