| Business | Phone |
| Educational Television Comm 2712 Millwood Ave, Columbia 29205 | (803) 737-3243 |
| Educational Television Network 1101 George Rogers Blvd, Columbia 29201 | (803) 737-3200 |
| Wltx 6027 Garners Ferry Rd, Columbia 29209 | (803) 776-3600 |
| Wolo 5807 Shakespeare Rd, Columbia 29223 | (803) 754-7525 |
| W Zrb Upn 47 1747 Cushman Dr, Columbia 29204 | (803) 714-2347 |
| Wach 1400 Pickens St # 600, Columbia 29201 | (803) 252-5757 |
| Wis Television 1111 Bull St, Columbia 29201 | (803) 799-1010 |