| Business | Phone |
| Douglas Electrical Svc 226 Grice Rd, Columbia 39429 | (601) 731-1347 |
| M D Electric 1423 Old Highway 35 N, Columbia 39429 | (601) 731-3800 |
| Mdr Construction Inc 621 E Baylis Chapel Rd, Columbia 39429 | (601) 731-2716 |
| Smith's Air & Electric Columbia 39429 | (601) 736-9869 |