| Business | Phone |
| Us Army Corp Of Engineers 1222 Spruce St, St Louis 63103 | (314) 331-8000 |
| Us Army Dept 1520 Market St # 2457, St Louis 63103 | (314) 331-4869 |
| Us Army Reserve Ctr 4301 Goodfellow Blvd, St Louis 63120 | (314) 263-3430 |
| Us Coast Guard Cutter Arsenal St, St Louis 63118 | (314) 771-4325 |
| Us Defense Dept 4300 Goodfellow Blvd, St Louis 63120 | (314) 263-1431 |
| Us Marine Corps 3966 Union Blvd, St Louis 63115 | (314) 487-3044 |
| Us Naval Reserve Center St Louis 63120 | (314) 263-6114 |
| Us Army National Guard 27 Sherman Rd, St Louis 63125 | (314) 260-8405 |
| Us Army National Guard 78 Davis St, St Louis 63125 | (314) 416-9303 |
| Us Army Rotc 8850 Cozens Ave, St Louis 63136 | (314) 388-2380 |
| Us Coast Guard 9449 Watson Industrial Park, St Louis 63126 | (314) 538-3091 |
| Us Defense Dept 9700 Page Ave, St Louis 63132 | (314) 592-0191 |
| Us Defense Investigation Svc 4185 Crescent Dr, St Louis 63129 | (314) 260-8231 |