Area Code 308-668 located in HARRISON, SIOUX, NE, more detail is as below. Place NPA (Numbering Plan Area) : 308 NXX (Local Number Prefix) : 668 City : HARRISON County : SIOUX State : NE (Nebraska) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 31165 LATA (Local Access Transport Area) : 646 Rate Center : HARRISON ZIP Code Count : 279 ZIP Code Frequency : 99 ZIP Code : 69346 Other Information NPANXX : 308668 County Population : 0 Switch CLLI (Common Language Location Identifier) : HRSNNENWRS1 Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : Yes Company : QWEST CORPORATION OCN (Operating Company Number) : 9631 Coverage Area Name : HARRISON Latitude : 42.6869 Longitude : -103.8840 ‹ previous : 308-667 next › : 308-672 Telephone Number List 308-668-0000 ~ 308-668-9999