Area Code 308-370 located in GRAND ISLAND, HALL, NE, more detail is as below. Place NPA (Numbering Plan Area) : 308 NXX (Local Number Prefix) : 370 City : GRAND ISLAND County : HALL State : NE (Nebraska) NXX Use Type : Wireless NXX Intro Version : 1999-02-27 FIPS (Federal Information Processing Standards) : 31079 LATA (Local Access Transport Area) : 646 Rate Center : GRAND IS ZIP Code Count : 12 ZIP Code Frequency : 71 ZIP Code : 68801 Other Information NPANXX : 308370 County Population : 0 Switch CLLI (Common Language Location Identifier) : GDISNEDMCM1 MSA CBSA (Core Based Statistical Area) : Grand Island, NE MSA CBSA Code (Core Based Statistical Area) : 24260 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : N.E. COLORADO CELLULAR, INC. OCN (Operating Company Number) : 6874 Coverage Area Name : GRAND ISLAND Latitude : 40.9255 Longitude : -98.3531 ‹ previous : 308-370 next › : 308-372 Telephone Number List 308-370-0000 ~ 308-370-9999