Area Code 530-277 located in DAVIS, YOLO, CA, more detail is as below. Place NPA (Numbering Plan Area) : 530 NXX (Local Number Prefix) : 277 City : DAVIS County : YOLO State : CA (California) NXX Use Type : Wireless NXX Intro Version : 1998-11-20 FIPS (Federal Information Processing Standards) : 06113 LATA (Local Access Transport Area) : 726 Rate Center : GRVY MAIN ZIP Code Count : 1 ZIP Code Frequency : 10 ZIP Code : 95616 Other Information NPANXX : 530277 County Population : 0 Switch CLLI (Common Language Location Identifier) : RCKLCAIGCM2 MSA CBSA (Core Based Statistical Area) : Sacramento--Arden-Arcade--Roseville, CA MSA CBSA Code (Core Based Statistical Area) : 40900 Time Zone : Pacific (GMT -08:00) Observes Daylight Saving Time : Yes Company : CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA OCN (Operating Company Number) : 6006 Coverage Area Name : GRASS VALLEY Latitude : 39.2170 Longitude : -121.0541 ‹ previous : 530-277 next › : 530-277 Telephone Number List 530-277-0000 ~ 530-277-9999