Area Code 310-200 located in GARDENA, LOS ANGELES, CA, more detail is as below. Place NPA (Numbering Plan Area) : 310 NXX (Local Number Prefix) : 200 City : GARDENA County : LOS ANGELES State : CA (California) NXX Use Type : Wireless NXX Intro Version : 1998-01-25 FIPS (Federal Information Processing Standards) : 06037 LATA (Local Access Transport Area) : 730 Rate Center : CMTN GRDN ZIP Code Count : 0 ZIP Code Frequency : Second most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 90249 Other Information NPANXX : 310200 County Population : 0 Switch CLLI (Common Language Location Identifier) : GRDNCAATCM4 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 : NEW CINGULAR WIRELESS PCS, LLC OCN (Operating Company Number) : 6010 Coverage Area Name : GARDENA Latitude : 33.8832 Longitude : -118.2885 ‹ previous : 309-999 next › : 310-200 Telephone Number List 310-200-0000 ~ 310-200-9999