| Business | Phone |
| Children & Families Dept 2796 Overseas Hwy, Marathon 33050 | (305) 289-2395 |
| Clerk Of Courts 3117 Overseas Hwy, Marathon 33050 | (305) 289-6027 |
| Marathon Ruth Ivins Center 3333 Overseas Hwy, Marathon 33050 | (305) 289-2729 |
| Marine Research Institute 2796 Overseas Hwy # 119, Marathon 33050 | (305) 289-2330 |
| Representative Ken Sorenson 490 63rd St Oceanside, Marathon 33050 | (305) 289-2336 |