| Business | Phone |
| Manassas City Clerk 9027 Center St 101, Manassas 20110 | (703) 257-8211 |
| Manassas City Manager 9027 Center St 401, Manassas 20110 | (703) 257-8202 |
| Manassas Park City Clerk 1 Park Center Ct, Manassas 20111 | (703) 335-8808 |
| Manassas Park City Hall 1 Park Center Ct, Manassas 20111 | (703) 335-8800 |
| Manassas Park City Manager 1 Park Center Ct, Manassas 20111 | (703) 335-8813 |