Mercer County
| Commissioners | Phone | |
| Joe Coburn | (304) 487-8308 | |
| Jay Mills | (304) 487-8309 | |
| Karen S. Disibbio | (304) 487-8310 | |
| Assessor | ||
| Bill Blankenship | (304) 487-8397 | |
| Circuit Clerk | ||
| Brenda Davis | (304) 487-8371 | |
| County Clerk | ||
| Verlin T. Moye | (304) 487-8466 | |
| Prosecuting Attorney | ||
| Timothy D. Boggess | (304) 487-8340 | |
| Sheriff | ||
| Danny R. Wills | (304) 487-8303 | |
| Administrator | ||
| Vicky Reed | (304) 487-8310 | |