Area Code 304-287 located in FOUR STATES, MARION, WV, more detail is as below. Place NPA (Numbering Plan Area) : 304 NXX (Local Number Prefix) : 287 City : FOUR STATES County : MARION State : WV (West Virginia) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 54049 LATA (Local Access Transport Area) : 256 Rate Center : WORTHINGTN ZIP Code Count : 50 ZIP Code Frequency : 5 ZIP Code : 26572 Other Information NPANXX : 304287 County Population : 0 Switch CLLI (Common Language Location Identifier) : WOTNWVXADS0 MSA CBSA (Core Based Statistical Area) : Fairmont, WV MSA CBSA Code (Core Based Statistical Area) : 21900 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : CITIZENS TELECOMMUNICATIONS CO OF WEST VIRGINIA OCN (Operating Company Number) : 0270 Coverage Area Name : WORTHINGTON Latitude : 39.4509 Longitude : -80.2603 ‹ previous : 304-287 next › : 304-287 Telephone Number List 304-287-0000 ~ 304-287-9999