Mason County
| Commissioners | Phone | |
| Tracy Doolittle | (304) 675-1110 | |
| Samuel Nibert | (304) 675-1110 | |
| Rick Handley | (304) 675-1110 | |
| Assessor | ||
| Ronald L. Hickman | (304) 675-2840 | |
| Circuit Clerk | ||
| Elizabeth A. Jones | (304) 675-4400 | |
| County Clerk | ||
| Diana Cromley | (304) 675-1997 | |
| Prosecuting Attorney | ||
| Ronald Stein Jr. | (304) 675-5734 | |
| Sheriff | ||
| Gregory Powers | (304) 675-3838 | |
| County Administrator | ||
| John D. Gerlach | (304) 675-1110 | |