| Business | Phone |
| Clay County Development Corp 172 Main St, Clay 25043 | (304) 587-4251 |
| Clay County Employment Clay 25043 | (304) 587-4407 |
| Clay County Home Health 261 Main St, Clay 25043 | (304) 587-2889 |
| Clay County Maintenance Bldg 1 Gump St, Clay 25043 | (304) 587-2445 |
| Clay County Senior Citizens Po Box 505, Clay 25043 | (304) 587-7094 |
| Clay County Nutrition Center Sycamore, Clay 25043 | (304) 587-2849 |
| Clay County Public Svc Dist 247 Main St, Clay 25043 | (304) 587-7579 |
| County Of Clay Sr Citizen Ctr 174 Main St, Clay 25043 | (304) 587-2468 |
| Honorable Mitchel H King 200 Main St, Clay 25043 | (304) 587-2620 |
| West Virginia University Ext 246 Main St, Clay 25043 | (304) 587-4267 |