Area Code 925-202 located in WALNUT CREEK, CONTRA COSTA, CA, more detail is as below. Place NPA (Numbering Plan Area) : 925 NXX (Local Number Prefix) : 202 City : WALNUT CREEK County : CONTRA COSTA State : CA (California) NXX Use Type : Wireless NXX Intro Version : 1999-05-10 FIPS (Federal Information Processing Standards) : 06013 LATA (Local Access Transport Area) : 722 Rate Center : PLEASANTON ZIP Code Count : 1 ZIP Code Frequency : 25 ZIP Code : 94598 Other Information NPANXX : 925202 Switch CLLI (Common Language Location Identifier) : OKLDCA61CN0 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 : PLEASANTON Latitude : 37.6566 Longitude : -121.8828 ‹ previous : 925-202 next › : 925-202 Telephone Number List 925-202-0000 ~ 925-202-9999