| Business | Phone |
| Big Thunder Marine 32697 Green Hills Rd, Gravois Mills 65037 | (573) 374-5692 |
| Blue Anchor Marina 31634 Millstone Est, Gravois Mills 65037 | (573) 372-6766 |
| Harbour Marina 28364 Kettle Rd, Gravois Mills 65037 | (573) 372-6200 |
| Mc Cormick Marine 14299 Keepsake Rd, Gravois Mills 65037 | (573) 372-5337 |
| Millstone Marina 18096 Highway O, Gravois Mills 65037 | (573) 372-6272 |
| Ship's Marina 154 Highway 5, Gravois Mills 65037 | (573) 372-6278 |
| Walt's Boat Repair 1213 Highway O, Gravois Mills 65037 | (573) 374-5829 |
| Westport Yacht Club 16319 P Rd, Gravois Mills 65037 | (573) 372-6112 |
| Wilbus Marina 805 N Main St, Gravois Mills 65037 | (573) 374-1711 |