| distance | reference number | name | latitude | longitude |
| 42.4 | 2925 | St. Marks, St. Marks River, Florida | 30.15 | -84.2 |
| 46.8 | 2924 | St. Marks lighthouse, Apalachee Bay, Florida | 30.0783 | -84.1783 |
| 48.0 | 115 | Aucilla River entrance, Florida | 30.0833 | -84 |
| 48.1 | 2771 | Shell Point, Apalachee Bay, Florida | 30.06 | -84.29 |
| 48.1 | 2775 | Shell Point, Walker Creek, Florida | 30.06 | -84.29 |
| 50.9 | 2180 | Panacea, Dickerson Bay, Florida | 30.0283 | -84.3867 |
| 55.1 | 135 | Bald Point, Ochlockonee Bay, Florida | 29.9483 | -84.3417 |
| 57.9 | 2564 | Rock Islands, Florida | 29.9667 | -83.8333 |
| 58.6 | 39 | Alligator Point, St. James Island, Florida | 29.9033 | -84.4133 |
| 59.4 | 3149 | Turkey Point, Apalachee Bay, Florida | 29.915 | -84.5117 |
| 59.4 | 3150 | Turkey Point, Apalachee Bay, St. James Island, Flor | 29.915 | -84.5117 |
| 64.5 | 2898 | Spring Warrior Creek, Florida | 29.9167 | -83.6833 |
| 66.5 | 468 | Carrabelle, Carrabelle River, Florida | 29.85 | -84.6667 |
| 70.1 | 795 | Dog Island, west end, St. George Sound, Florida | 29.7833 | -84.6667 |
| 78.3 | 2505 | Rattlesnake Cove, St. George Island, Florida | 29.6917 | -84.7917 |
| 78.4 | 2912 | St. George Island, East End, Florida | 29.6867 | -84.7867 |
| 78.6 | 989 | Fishermans Rest, Florida | 29.7333 | -83.5333 |
| 79.6 | 482 | Cat Point, Apalachicola Bay, Florida | 29.7167 | -84.8833 |
| 82.3 | 81 | Apalachicola, Apalachicola Bay, Florida | 29.7267 | -84.9817 |
| 82.3 | 1 | A&N RR bridge, Apalachicola River, Apalachicola Bay | 29.7633 | -85.0333 |
| 83.6 | 2911 | St. George Island, 12th St. W (Bayside), Florida | 29.65 | -84.9 |
| 86.2 | 2959 | Steinhatchee River ent., Deadman Bay, Florida | 29.6667 | -83.4 |
| 87.1 | 3315 | Wetappo Creek, East Bay, St. Andrew Bay, Florida | 30.0333 | -85.4 |
| 87.2 | 2913 | St. George Island, Sikes Cut, Florida | 29.6133 | -84.9583 |
| 90.4 | 36 | Allanton, St. Andrew Bay, Florida | 30.03 | -85.465 |