Area Code 831-212 located in DUBLIN, ALAMEDA, CA, more detail is as below. Place NPA (Numbering Plan Area) : 831 NXX (Local Number Prefix) : 212 City : DUBLIN County : ALAMEDA State : CA (California) NXX Use Type : Wireless NXX Intro Version : 2000-01-14 FIPS (Federal Information Processing Standards) : 06001 LATA (Local Access Transport Area) : 722 Rate Center : SANTA CRUZ ZIP Code Count : 1 ZIP Code Frequency : 33 ZIP Code : 94568 Other Information NPANXX : 831212 Switch CLLI (Common Language Location Identifier) : SNTCCATZCM1 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 : SANTA CRUZ Latitude : 36.9727 Longitude : -122.0222 ‹ previous : 831-210 next › : 831-212 Telephone Number List 831-212-0000 ~ 831-212-9999