| Business | Phone |
| Advanced Communications 1108 Cherry Rd, Rock Hill 29732 | (803) 327-3619 |
| Caroline Communication 2185 Summers Gln, Rock Hill 29732 | (803) 327-0844 |
| Pay Tel Communications Inc 1397 Celanese Rd, Rock Hill 29732 | (803) 329-0875 |
| Nfc Communications 2380 Ebenezer Rd, Rock Hill 29732 | (803) 366-5121 |