| distance | reference number | name | latitude | longitude |
| 418.9 | 2387 | Port Isabel, Laguna Madre, Texas | 26.06 | -97.215 |
| 418.9 | 2388 | Port Isabel, Texas | 26.06 | -97.215 |
| 419.0 | 2855 | South Bay entrance, Texas | 26.0517 | -97.1817 |
| 420.0 | 2481 | Queen Isabella Causeway (west end), Texas | 26.0717 | -97.1917 |
| 420.4 | 2167 | Padre Island, Brazos Santiago Pass, Texas | 26.0683 | -97.1567 |
| 420.5 | 595 | Coast Guard Station, South Padre Island, Texas | 26.0767 | -97.1767 |
| 420.7 | 2480 | Queen Isabella Causeway (east end), Texas | 26.0783 | -97.17 |
| 507.2 | 651 | Corpus Christi, Gulf Of Mexico, Texas | 27.58 | -97.2167 |
| 510.0 | 2166 | Packery Channel, Texas | 27.6333 | -97.2367 |
| 513.6 | 650 | Corpus Christi Naval Air Station, Texas | 27.705 | -97.28 |
| 518.5 | 3066 | Texas State Aquarium, Corpus Christi, Texas | 27.8117 | -97.39 |
| 520.2 | 3327 | White Point Bay, Texas | 27.8583 | -97.475 |
| 521.5 | 2386 | Port Ingleside, Corpus Christi Bay, Texas | 27.8217 | -97.2033 |
| 523.9 | 2352 | Port Aransas (H. Caldwell Pier), Texas | 27.8267 | -97.05 |
| 523.9 | 2353 | Port Aransas, H. Caldwell Pier, Texas | 27.8267 | -97.05 |
| 524.2 | 2354 | Port Aransas, Texas | 27.8383 | -97.0733 |
| 535.3 | 2570 | Rockport, Aransas Bay, Texas | 28.0217 | -97.0467 |
| 541.3 | 636 | Copano Bay State Fishing Pier, Texas | 28.1183 | -97.0217 |
| 562.8 | 2717 | Seadrift, San Antonio Bay, Texas | 28.4083 | -96.7117 |
| 570.6 | 2405 | Port O'Connor, Matagorda Bay, Texas | 28.4517 | -96.3883 |
| 578.0 | 2394 | Port Lavaca, Lavaca Causeway, Matagorda Bay, Texas | 28.64 | -96.595 |
| 620.2 | 1052 | Freeport Harbor, Texas | 28.9483 | -95.3083 |
| 620.2 | 1054 | Freeport, DOW Barge Canal, Texas | 28.9483 | -95.3083 |
| 628.4 | 564 | Christmas Bay, Texas | 29.0417 | -95.175 |
| 632.0 | 2653 | San Luis Pass, Texas | 29.0833 | -95.1167 |