| General Information about Area Code 304 | |
|---|---|
| Country | United States |
| State / Province / Territory | West Virginia |
| Major City | Charleston |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 304-524 | Sumerco | Lincoln | Landline |
| 304-420 | Parkersburg | Wood | Landline |
| 304-401 | Sistersville | Tyler | Landline |
| 304-200 | Williamstown | Wood | Wireless |
| 304-799 | Marlinton | Pocahontas | Landline |
| 304-826 | Morgantown | Monongalia | Wireless |
| 304-410 | Charleston | Kanawha | Landline |
| 304-699 | Parkersburg | Wood | Landline |
| 304-484 | Meadow Bridge | Fayette | Landline |
| 304-259 | Davis | Tucker | Landline |
| 304-397 | Hurricane | Putnam | Landline |
| 304-617 | Huntington | Cabell | Landline |
| 304-267 | Martinsburg | Berkeley | Landline |
| 304-721 | Nitro | Kanawha | Landline |
| 304-446 | Elk Garden | Mineral | Landline |
| 304-472 | Buckhannon | Upshur | Landline |
| 304-879 | Maidsville | Monongalia | Landline |
| 304-422 | Parkersburg | Wood | Landline |
| 304-533 | Charleston | Kanawha | Wireless |
| 304-305 | Belmont | Pleasants | Wireless |