| Business | Phone |
| Great Plains Communications 233 S 13th St 1225, Lincoln 68508 | (402) 474-2066 |
| Network Partners Inc 938 N 70th St 124, Lincoln 68505 | (402) 434-5395 |
| Pen-Link 5936 Vandervoort Dr, Lincoln 68516 | (402) 421-8857 |
| Advanced Communications 7440 Red Oak Rd, Lincoln 68516 | (402) 488-1001 |