| Business | Phone |
| Bacher Communications Inc Oshkosh 54901 | (920) 232-1000 |
| Beeline Telecom Svc Llc 2100 White Swan Dr, Oshkosh 54901 | (920) 231-1333 |
| Digicorp 1260 Huron Ct, Oshkosh 54901 | (920) 230-3848 |
| Electronic Services 1619 W Waukau Ave, Oshkosh 54902 | (920) 231-6938 |