Area Code 308-255 located in SIDNEY, CHEYENNE, NE, more detail is as below. Place NPA (Numbering Plan Area) : 308 NXX (Local Number Prefix) : 255 City : SIDNEY County : CHEYENNE State : NE (Nebraska) NXX Use Type : Landline NXX Intro Version : 2002-08-04 FIPS (Federal Information Processing Standards) : 31033 LATA (Local Access Transport Area) : 646 Rate Center : SIDNEY ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 69162 Other Information NPANXX : 308255 County Population : 0 Switch CLLI (Common Language Location Identifier) : SDNYNENWDS0 Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : Yes Company : QWEST CORPORATION OCN (Operating Company Number) : 9631 Coverage Area Name : SIDNEY Latitude : 41.1452 Longitude : -102.9772 ‹ previous : 308-254 next › : 308-258 Telephone Number List 308-255-0000 ~ 308-255-9999