Area Code 928-317 located in YUMA, YUMA, AZ, more detail is as below. Place NPA (Numbering Plan Area) : 928 NXX (Local Number Prefix) : 317 City : YUMA County : YUMA State : AZ (Arizona) NXX Use Type : Landline NXX Intro Version : 2001-06-30 FIPS (Federal Information Processing Standards) : 04027 LATA (Local Access Transport Area) : 666 Rate Center : YUMA ZIP Code Count : 1523 ZIP Code Frequency : 79 ZIP Code : 85365 Other Information NPANXX : 928317 Switch CLLI (Common Language Location Identifier) : YUMAAZSEDS0 MSA CBSA (Core Based Statistical Area) : Yuma, AZ MSA CBSA Code (Core Based Statistical Area) : 49740 Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : No Company : QWEST CORPORATION OCN (Operating Company Number) : 9636 Coverage Area Name : YUMA Latitude : 32.6765 Longitude : -114.5818 ‹ previous : 928-317 next › : 928-318 Telephone Number List 928-317-0000 ~ 928-317-9999