| Business | Phone |
| Sound Communications 8128 Sudley Rd, Manassas 20109 | (703) 257-9000 |
| Trans Continental Wireless 9113 Andrew Dr, Manassas 20111 | (703) 530-7144 |
| T-Mobile Usa 9225 Sudley Rd, Manassas 20110 | (703) 257-1936 |
| Cellular Lab 8300 Sudley Rd, Manassas 20109 | (703) 367-9502 |
| Cingular Wireless 10980 Bulloch Dr, Manassas 20109 | (703) 361-6772 |
| Skycom Network 7581 Centreville Rd, Manassas 20111 | (703) 361-3300 |
| Diamond Mobile Systems Manassas 20110 | (703) 361-3100 |
| Digi-Tel Communications 7430 Sudley Rd, Manassas 20109 | (703) 330-6340 |
| Portable 8300 Sudley Rd, Manassas 20109 | (703) 392-8888 |
| Falcon Wireless 9017 Center St, Manassas 20110 | (703) 335-1500 |