Area Code 308-340 located in BENKELMAN, DUNDY, NE, more detail is as below. Place NPA (Numbering Plan Area) : 308 NXX (Local Number Prefix) : 340 City : BENKELMAN County : DUNDY State : NE (Nebraska) NXX Use Type : Wireless NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 31057 LATA (Local Access Transport Area) : 646 Rate Center : MCCOOK ZIP Code Count : 1 ZIP Code Frequency : 25 ZIP Code : 69021 Other Information NPANXX : 308340 County Population : 0 Switch CLLI (Common Language Location Identifier) : GDISNENW7MD Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE OCN (Operating Company Number) : 5807 Coverage Area Name : MC COOK Latitude : 40.1990 Longitude : -100.6266 ‹ previous : 308-339 next › : 308-340 Telephone Number List 308-340-0000 ~ 308-340-9999