Area Code 909-705 located in RIVERSIDE, RIVERSIDE, CA, more detail is as below. Place NPA (Numbering Plan Area) : 909 NXX (Local Number Prefix) : 705 City : RIVERSIDE County : RIVERSIDE State : CA (California) NXX Use Type : Landline NXX Intro Version : 1998-05-18 FIPS (Federal Information Processing Standards) : 06065 LATA (Local Access Transport Area) : 730 Rate Center : MENTONE ZIP Code Count : 0 ZIP Code Frequency : Second most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 92506 Other Information NPANXX : 909705 Switch CLLI (Common Language Location Identifier) : RVSDCAMLDS0 MSA CBSA (Core Based Statistical Area) : Riverside-San Bernardino-Ontario, CA MSA CBSA Code (Core Based Statistical Area) : 40140 Time Zone : Pacific (GMT -08:00) Observes Daylight Saving Time : Yes Company : TW TELECOM OF CALIFORNIA LP - CA OCN (Operating Company Number) : 7718 Coverage Area Name : RIVERSIDE Latitude : 34.0030 Longitude : -117.3330 ‹ previous : 909-703 next › : 909-705 Telephone Number List 909-705-0000 ~ 909-705-9999