| Business | Phone |
| Brands Dry Dock Marina 315 W Lakeshore Dr, Port Clinton 43452 | (419) 734-9753 |
| Brands Westdock Marina 925 W Lakeshore Dr, Port Clinton 43452 | (419) 734-9755 |
| Brands' Marina 451 W Lakeshore Dr, Port Clinton 43452 | (419) 734-4212 |
| Catawba Island Marina 4422 E Barnum Rd, Port Clinton 43452 | (419) 797-4424 |
| Catawba Marine Repair 250 Se Catawba Rd, Port Clinton 43452 | (419) 734-6677 |
| Coastal Marine Ii 545 W Lakeshore Dr, Port Clinton 43452 | (419) 732-2150 |
| Drawbridge Marina 247 W Lakeshore Dr, Port Clinton 43452 | (419) 734-4422 |
| Foxhaven Marina 2737 Ne Catawba Rd, Port Clinton 43452 | (419) 797-4654 |
| Harbor Park Marina Inc 5314 E Marina Ave, Port Clinton 43452 | (419) 797-2377 |
| Herl's Harbor 2263 Ne Catawba Rd, Port Clinton 43452 | (419) 797-2173 |
| Jacknife Marina 1350 W Richey Rd, Port Clinton 43452 | (419) 734-3233 |
| Knecht's Beach & Marina 2129 E Sand Rd, Port Clinton 43452 | (419) 734-3694 |
| Lakefront Marina 1805 W Lakeshore Dr, Port Clinton 43452 | (419) 734-5576 |
| Midway Marina Inc 1871 Ne Catawba Rd, Port Clinton 43452 | (419) 797-4491 |
| Northwest Catawba Marina 1560 Nw Catawba Rd, Port Clinton 43452 | (419) 797-4680 |
| Portage River Marina Camp 202 Rose Ln, Port Clinton 43452 | (419) 734-4783 |
| Riverside Marina 1090 W Richey Rd, Port Clinton 43452 | (419) 734-9596 |
| Vacationland Marina & Rv Park 1220 W Richey Rd, Port Clinton 43452 | (419) 734-9904 |
| Winke's Landing/Gas Doc 5226 East Harbor Rd, Port Clinton 43452 | (419) 797-3892 |