| Business | Phone |
| Cooper Power Systems Inc 43 Cedarow, Hattiesburg 39402 | (601) 264-9924 |
| Garner Lumley Electric Supply 318 E Pine St, Hattiesburg 39401 | (601) 544-7388 |
| Gilkey Electric Supply 1300 W Pine St, Hattiesburg 39401 | (601) 545-8989 |
| Kaybar Electric Supply Co 1220 W Pine St, Hattiesburg 39401 | (601) 544-6447 |
| Southeastern Sales Co 7638 Highway 49, Hattiesburg 39402 | (601) 264-0134 |
| Robinson Electric Supply Co 1215 W Pine St, Hattiesburg 39401 | (601) 545-3330 |
| N & H Electronic Distributing 1100 Hardy St, Hattiesburg 39401 | (601) 582-5571 |