| Business | Phone |
| Teleconnect Services 4100 N Roan St # 203, Johnson City 37601 | (423) 283-7811 |
| Southeastern Telecom 2918 S Greenwood Dr, Johnson City 37604 | (423) 434-0543 |
| Business Communications Sales 615 W Walnut St, Johnson City 37604 | (423) 926-9274 |
| Smarter Technologies Johnson City 37604 | (423) 722-4782 |