| Business | Phone |
| Consolidated Networks Corp 201 Nw 63rd St, Oklahoma City 73116 | (405) 879-2322 |
| Ixc Communications 2112 E California Ave, Oklahoma City 73117 | (405) 232-5066 |
| Midland Group Inc 4209 Nw 23rd St, Oklahoma City 73107 | (405) 942-1664 |
| Telecom Professionals Inc 2912 Lakeside Dr, Oklahoma City 73120 | (405) 755-8177 |