Area Code 760-204 located in SAN MARCOS, SAN DIEGO, CA, more detail is as below. Place NPA (Numbering Plan Area) : 760 NXX (Local Number Prefix) : 204 City : SAN MARCOS County : SAN DIEGO State : CA (California) NXX Use Type : Wireless NXX Intro Version : 1998-08-14 FIPS (Federal Information Processing Standards) : 06073 LATA (Local Access Transport Area) : 732 Rate Center : SAN MARCOS ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 92069 Other Information NPANXX : 760204 Switch CLLI (Common Language Location Identifier) : SNDGCA02X2Z MSA CBSA (Core Based Statistical Area) : San Diego-Carlsbad-San Marcos, CA MSA CBSA Code (Core Based Statistical Area) : 41740 Time Zone : Pacific (GMT -08:00) Observes Daylight Saving Time : Yes Company : 33 WIRELESS INC. OCN (Operating Company Number) : 6967 Coverage Area Name : SAN MARCOS Latitude : 33.1117 Longitude : -117.2062 ‹ previous : 760-203 next › : 760-205 Telephone Number List 760-204-0000 ~ 760-204-9999