| Business | Phone |
| Tennessee Valley Authority 11 Murray Guard Dr, Jackson 38305 | (731) 664-4000 |
| Economic Development 11 Murray Guard Dr, Jackson 38305 | (731) 664-4050 |
| Southwest Tenn Electric Corp 1590 Us Highway 70 Byp E, Jackson 38301 | (731) 427-3311 |
| Jackson Energy Authority 119 E College St, Jackson 38301 | (731) 422-7500 |
| Jackson Energy Authority 185 Meadow St, Jackson 38301 | (731) 422-7500 |