Area Code 209-461 located in CONCORD, CONTRA COSTA, CA, more detail is as below. Place NPA (Numbering Plan Area) : 209 NXX (Local Number Prefix) : 461 City : CONCORD County : CONTRA COSTA State : CA (California) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 06013 LATA (Local Access Transport Area) : 738 Rate Center : STOCKTON ZIP Code Count : 1 ZIP Code Frequency : 2 ZIP Code : 94520 Other Information NPANXX : 209461 County Population : 0 Switch CLLI (Common Language Location Identifier) : SKTNCA01DS0 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 : PACIFIC BELL OCN (Operating Company Number) : 9740 Coverage Area Name : STOCKTON Latitude : 37.9586 Longitude : -121.2851 ‹ previous : 209-461 next › : 209-461 Telephone Number List 209-461-0000 ~ 209-461-9999