The 2 nearest ports a nation doesn't own plus each top nation's nearest port can be flagged from any owned port by the owner's nation (or any nation from free ports).
Last round's top nations:Verenigde ProvinciënUnited StatesSverige· Pulls over 440 km hidden (too far to sail before the flag times out).
No conquest missions in neutral ports.
| Trinidad | Great Britain | 21 km | Nearest port |
| Santa Cruz | Great Britain | 84 km | Nearest port |
| Cayman Brac | Great Britain | 89 km | Nearest port |
| 1 | Sancti SpíritusHere | Neutral | deep | Production | — | — | here |
| 2 | Little Cayman | Neutral | deep | Production | — | — | 112 |
| 3 | Manzanillo | Great Britain | deep | Production | — | — | 155 |
| 4 | Batabanó | España | deep | Production | — | — | 173 |
| 5 | Barcos | España | shallow | Production | — | — | 181 |
| 6 | Saint Ann | Great Britain | deep | Production | — | — | 224 |
| 7 | Santiago de Cuba | Great Britain | deep | Production | — | — | 249 |
| 8 | Carlisle | Great Britain | deep | Production | — | — | 278 |
| 9 | Bugle Cay | Neutral | shallow | Production | — | — | 351 |
| 10 | Baja | España | deep | Production | — | — | 380 |
| 11 | Saint-Nicolas | Sverige | deep | Production | — | — | 386 |
| 12 | Les Cayes | Verenigde Provinciën | deep | Production | — | — | 400 |
| 13 | Les Gonaïves | Sverige | deep | Production | — | — | 426 |
| 14 | Ocean Bight | Pirates | deep | Production | — | — | 434 |
| 15 | Puerto de Nipe | Pirates | deep | Production | — | — | 451 |
| 16 | Croata | Great Britain | shallow | Production | — | — | 463 |
| 17 | Salina Point | Pirates | shallow | Production | — | — | 465 |
| 18 | Montecristi | Neutral | deep | Production | — | — | 485 |
| 19 | Sandy Bay | Kingdom of Prussia | deep | Production | — | — | 487 |
| 20 | Grand Turk | Pirates | deep | Production | — | — | 540 |
| 21 | Deadman's Cay | Neutral | shallow | Production | — | — | 542 |
| 22 | Salamanca | Great Britain | deep | Production | — | — | 557 |
| 23 | San Andrés | Neutral | deep | Production | — | — | 561 |
| 24 | Barahona | Verenigde Provinciën | deep | Production | — | — | 569 |
| 25 | La Guanaja | España | shallow | Production | — | — | 572 |
| 26 | Cayo Vacas | United States | shallow | Production | — | — | 574 |
| 27 | Belize | Great Britain | deep | Production | — | — | 580 |
| 28 | Carahatas | España | shallow | Production | — | — | 598 |
| 29 | Sisal | Russian Empire | deep | Production | — | — | 599 |
| 30 | Islamorada | United States | deep | Production | — | — | 604 |