| Business | Phone |
| A New Beginning 4213 Walney Rd, Chantilly 20151 | (703) 968-7330 |
| Fairfax County Alcohol & Drug 14170 Newbrook Dr, Chantilly 20151 | (703) 961-1080 |
| Fairfax Detoxification Ctr 4213 Walney Rd, Chantilly 20151 | (703) 502-7000 |
| Walney Visitor Ctr 5040 Walney Rd, Chantilly 20151 | (703) 631-0013 |
| Sully Historic Site 3601 Sully Rd, Chantilly 20151 | (703) 437-1794 |