Area Code 310-428 located in ANAHEIM, ORANGE, CA, more detail is as below. Place NPA (Numbering Plan Area) : 310 NXX (Local Number Prefix) : 428 City : ANAHEIM County : ORANGE State : CA (California) NXX Use Type : Wireless NXX Intro Version : 1999-05-10 FIPS (Federal Information Processing Standards) : 06059 LATA (Local Access Transport Area) : 730 Rate Center : SNMN SNMN ZIP Code Count : 1 ZIP Code Frequency : 20 ZIP Code : 92805 Other Information NPANXX : 310428 County Population : 0 Switch CLLI (Common Language Location Identifier) : IRVNCAAGCM2 MSA CBSA (Core Based Statistical Area) : Los Angeles-Long Beach-Santa Ana, CA MSA CBSA Code (Core Based Statistical Area) : 31100 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 MONICA Latitude : 34.0155 Longitude : -118.4913 ‹ previous : 310-428 next › : 310-428 Telephone Number List 310-428-0000 ~ 310-428-9999