| Business | Phone |
| Aly-Son Becker Po Box 7295, Columbia 65205 | (573) 256-6996 |
| Webchoice Internet Svc 1510 E Boone Industrial Dr, Columbia 65202 | (573) 875-0396 |
| U S Internet 1103 E Walnut St, Columbia 65201 | (573) 874-3609 |
| Tranquility Internet Svc 209 E Green Meadows Rd # H, Columbia 65203 | (573) 443-3983 |
| Socket 810 Cherry St, Columbia 65201 | (573) 499-9131 |
| Socket Internet 810 Cherry St, Columbia 65201 | (636) 922-2400 |
| Orbital Data Net Inc 4451 I 70 Dr Nw, Columbia 65202 | (573) 445-6510 |