Area Code 308-638 located in CHADRON, DAWES, NE, more detail is as below. Place NPA (Numbering Plan Area) : 308 NXX (Local Number Prefix) : 638 City : CHADRON County : DAWES State : NE (Nebraska) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 31045 LATA (Local Access Transport Area) : 646 Rate Center : HAYSPRINGS ZIP Code Count : 36 ZIP Code Frequency : 7 ZIP Code : 69337 Other Information NPANXX : 308638 County Population : 0 Switch CLLI (Common Language Location Identifier) : HYSPNEXCRS0 Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : Yes Company : GREAT PLAINS COMMUNICATIONS, INC. OCN (Operating Company Number) : 1577 Coverage Area Name : HAY SPRINGS Latitude : 42.6845 Longitude : -102.6877 ‹ previous : 308-637 next › : 308-638 Telephone Number List 308-638-0000 ~ 308-638-9999