| Business | Phone |
| Us General Accounting Ofc 415 S 18th St, St Louis 63103 | (314) 516-8300 |
| Us General Svc Adm 1222 Spruce St # 1.300, St Louis 63103 | (314) 539-7305 |
| Usgsa Public Building Svc 1520 Market St, St Louis 63103 | (314) 539-7305 |
| Usgsa Public Building Svc 815 Olive St, St Louis 63101 | (314) 539-7305 |
| Usgsa Public Building Svc 9700 Page Ave, St Louis 63132 | (314) 538-4203 |