Area Code 669-777 located in SUNNYVALE, SANTA CLARA, CA, more detail is as below. Place NPA (Numbering Plan Area) : 669 NXX (Local Number Prefix) : 777 City : SUNNYVALE County : SANTA CLARA State : CA (California) NXX Use Type : Landline NXX Intro Version : 6/18/2012 FIPS (Federal Information Processing Standards) : 06085 LATA (Local Access Transport Area) : 722 Rate Center : SUNNYVALE ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 94085 Other Information NPANXX : 669777 MSA CBSA (Core Based Statistical Area) : San Jose-Sunnyvale-Santa Clara, CA MSA CBSA Code (Core Based Statistical Area) : 41940 Time Zone : Pacific (GMT -08:00) Observes Daylight Saving Time : Yes Overlay : L Company : CF COMMUNICATIONS, LLC DBA TELEKENEX - CA OCN (Operating Company Number) : 8886 Coverage Area Name : SUNNYVALE Latitude : 37.3752 Longitude : -122.0218 ‹ previous : 669-721 next › : 669-800 Telephone Number List 669-777-0000 ~ 669-777-9999