| Business | Phone |
| American Darters Assn Inc 1000 Lake Saint Louis Blvd, Lake St Louis 63367 | (636) 625-8621 |
| American Pool Players Assn Inc 1000 Lk St Louis Blvd # 325, Lake St Louis 63367 | (636) 625-8611 |
| Lake St Louis Community Assn 100 Cognac Ct, Lake St Louis 63367 | (636) 625-8276 |
| Harbor Town Assoc 121 Harbor View Dr, Lake St Louis 63367 | (636) 625-1617 |