Area Code 304-258 located in HEDGESVILLE, BERKELEY, WV, more detail is as below. Place NPA (Numbering Plan Area) : 304 NXX (Local Number Prefix) : 258 City : HEDGESVILLE County : BERKELEY State : WV (West Virginia) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 54003 LATA (Local Access Transport Area) : 240 Rate Center : BERKELYSPG ZIP Code Count : 300 ZIP Code Frequency : 5 ZIP Code : 25427 Other Information NPANXX : 304258 County Population : 0 Switch CLLI (Common Language Location Identifier) : BRSPWVWARS1 MSA CBSA (Core Based Statistical Area) : Hagerstown-Martinsburg, MD-WV MSA CBSA Code (Core Based Statistical Area) : 25180 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : FRONTIER WEST VIRGINIA INC. OCN (Operating Company Number) : 9214 Coverage Area Name : BERKELEY SPRINGS Latitude : 39.6318 Longitude : -78.2268 ‹ previous : 304-258 next › : 304-258 Telephone Number List 304-258-0000 ~ 304-258-9999