| Business | Phone |
| Florissant Animal Control 1 Fernand Park, Florissant 63031 | (314) 839-7655 |
| Florissant Civic Ctr Theatre 1 James J Eagan Dr, Florissant 63033 | (314) 921-5678 |
| Florissant Senior Residents 1 Saint Ferdinand Park Dr, Florissant 63031 | (314) 839-1776 |
| Black Jack Maintenance Dept 12640 Old Jamestown Rd, Florissant 63033 | (314) 355-2542 |