| 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 |
|---|---|---|---|
| 304-510 | New Martinsville | Wetzel | Landline |
| 304-791 | Terra Alta | Preston | Landline |
| 304-828 | Jolo | Mcdowell | Landline |
| 304-797 | Weirton | Hancock | Landline |
| 304-615 | Parkersburg | Wood | Wireless |
| 304-667 | Lewisburg | Greenbrier | Wireless |
| 304-546 | Charleston | Kanawha | Wireless |
| 304-512 | Ravenswood | Jackson | Wireless |
| 304-622 | Clarksburg | Harrison | Landline |
| 304-730 | Huntington | Cabell | Wireless |
| 304-806 | Lumberport | Harrison | Landline |
| 304-907 | Benwood | Marshall | Landline |
| 304-603 | Tunnelton | Preston | Landline |
| 304-608 | Bridgeport | Harrison | Landline |
| 304-442 | Montgomery | Fayette | Landline |
| 304-715 | Clarksburg | Harrison | Landline |
| 304-867 | Berkeley Springs | Morgan | Landline |
| 304-593 | Point Pleasant | Mason | Wireless |
| 304-279 | Martinsburg | Berkeley | Wireless |
| 304-669 | Clarksburg | Harrison | Wireless |