Area Code 304-201 located in NITRO, KANAWHA, WV, more detail is as below. Place NPA (Numbering Plan Area) : 304 NXX (Local Number Prefix) : 201 City : NITRO County : KANAWHA State : WV (West Virginia) NXX Use Type : Landline NXX Intro Version : 2000-08-20 FIPS (Federal Information Processing Standards) : 54039 LATA (Local Access Transport Area) : 254 Rate Center : CHRLSTNZN5 ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 25143 Other Information NPANXX : 304201 County Population : 0 Switch CLLI (Common Language Location Identifier) : CHTNWVJADS0 MSA CBSA (Core Based Statistical Area) : Charleston, WV MSA CBSA Code (Core Based Statistical Area) : 16620 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : FIBERNET, LLC OCN (Operating Company Number) : 4095 Coverage Area Name : SAINT ALBANS Latitude : 38.3836 Longitude : -81.8364 ‹ previous : 304-201 next › : 304-202 Telephone Number List 304-201-0000 ~ 304-201-9999