| Business | Phone |
| Butler Supply Inc 1708 Commerce Ct, Columbia 65202 | (573) 875-4400 |
| Crescent Electric Supply Co 508 Nebraska Ave, Columbia 65201 | (573) 875-6676 |
| Square D 4800 Paris Rd, Columbia 65202 | (573) 474-8421 |
| French Gerleman Electric Co 1815 Vandiver Dr, Columbia 65202 | (573) 474-4194 |
| Frost Electric 1711 Paris Rd, Columbia 65201 | (573) 875-4151 |
| Philips & Co 2101 Vandiver Dr, Columbia 65202 | (573) 474-2800 |