Area Code 304-294 located in HERNDON, WYOMING, WV, more detail is as below. Place NPA (Numbering Plan Area) : 304 NXX (Local Number Prefix) : 294 City : HERNDON County : WYOMING State : WV (West Virginia) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 54109 LATA (Local Access Transport Area) : 254 Rate Center : MULLENS ZIP Code Count : 248 ZIP Code Frequency : 9 ZIP Code : 24726 Other Information NPANXX : 304294 County Population : 0 Switch CLLI (Common Language Location Identifier) : MLNSWVGYRS1 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : FRONTIER WEST VIRGINIA INC. OCN (Operating Company Number) : 9214 Coverage Area Name : MULLENS Latitude : 37.5800 Longitude : -81.3839 ‹ previous : 304-293 next › : 304-294 Telephone Number List 304-294-0000 ~ 304-294-9999