| Business | Phone |
| Captain Morgan's Dive Tours 4950 Overseas Hwy, Marathon 33050 | (305) 289-0905 |
| Glass Bottom Boat 57784 Overseas Hwy, Marathon 33050 | (305) 289-9933 |
| Sombrero Reef Explorers 19 Sombrero Blvd, Marathon 33050 | (305) 743-0536 |
| Spirit Snorkeling 56223 Ocean Dr, Marathon 33050 | (305) 289-0614 |