| distance | reference number | name | latitude | longitude |
| 5.1 | 2391 | Port Jefferson, Long Island Sound, New York | 40.95 | -73.0767 |
| 6.2 | 2390 | Port Jefferson Harbor entrance, Long Island Sound, | 40.9667 | -73.0833 |
| 6.3 | 1902 | Mount Sinai Harbor, Long Island Sound, New York | 40.9633 | -73.04 |
| 6.4 | 486 | Cedar Beach, Connecticut | 40.965 | -73.0433 |
| 8.3 | 2198 | Patchogue, Long Island, New York | 40.75 | -73 |
| 9.6 | 1156 | Great River, Connetquot River, Great South Bay, Lon | 40.7233 | -73.1517 |
| 13.2 | 181 | Bay Shore, Watchogue Creek Entrance, Great South Ba | 40.7167 | -73.24 |
| 13.3 | 2320 | Point o' Woods, Great South Bay, Long Island, New Y | 40.6517 | -73.1367 |
| 14.6 | 2821 | Smith Point Bridge, Narrow Bay, Connecticut | 40.7383 | -72.8683 |
| 14.7 | 1158 | Great South Bay, West Fire Island, New York | 40.6567 | -73.205 |
| 16.2 | 985 | Fire Island Light, Great South Bay, Long Island, Ne | 40.635 | -73.22 |
| 16.7 | 2053 | Northport, Northport Bay, Long Island Sound, New Yo | 40.9 | -73.3533 |
| 17.9 | 122 | Babylon, Great South Bay, Long Island, New York | 40.685 | -73.315 |
| 18.0 | 984 | Fire Island Coast Guard Station, Great South Bay, L | 40.6267 | -73.26 |
| 18.4 | 2073 | Oak Beach, Great South Bay, Long Island, New York | 40.6417 | -73.2867 |
| 19.3 | 758 | Democrat Point, Fire Island Inlet, Long Island, New | 40.6333 | -73.3 |
| 19.5 | 2833 | Sniffens Point, Housatonic River, Connecticut | 41.1867 | -73.1133 |
| 19.6 | 341 | Bridgeport Harbor, Bridgeport, Connecticut | 41.1733 | -73.1817 |
| 20.1 | 868 | Eatons Neck Point, Long Island Sound, New York | 40.9533 | -73.4 |
| 20.1 | 869 | Eatons Neck, Huntington Bay, New York | 40.9533 | -73.4 |
| 20.1 | 1892 | Moriches Coast Guard Station, Connecticut | 40.7867 | -72.75 |
| 20.3 | 1893 | Moriches Inlet, Long Island, New York | 40.765 | -72.7533 |
| 20.4 | 1361 | I-95 bridge, Stratford, Housatonic River, Connectic | 41.2033 | -73.1117 |
| 21.3 | 1832 | Milford Harbor, Connecticut | 41.2183 | -73.055 |
| 21.5 | 1662 | Lloyd Harbor entrance, Huntington Bay, Long Island | 40.91 | -73.4317 |