Area Code 310-668 located in LOS ANGELES, LOS ANGELES, CA, more detail is as below. Place NPA (Numbering Plan Area) : 310 NXX (Local Number Prefix) : 668 City : LOS ANGELES County : LOS ANGELES State : CA (California) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 06037 LATA (Local Access Transport Area) : 730 Rate Center : CMTN CMTN ZIP Code Count : 40 ZIP Code Frequency : 85 ZIP Code : 90059 Other Information NPANXX : 310668 County Population : 0 Switch CLLI (Common Language Location Identifier) : CMTNCA01DS0 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 : PACIFIC BELL OCN (Operating Company Number) : 9740 Coverage Area Name : COMPTON Latitude : 33.8968 Longitude : -118.2135 ‹ previous : 310-668 next › : 310-669 Telephone Number List 310-668-0000 ~ 310-668-9999