ATLAS · SEAPORTS · NORTHERN MARIANA ISLANDS
Seaports in Northern Mariana Islands
Northern Mariana Islands has 3 portsin the World Port Index — 0 medium and 3 smaller harbours. They sit on North Pacific Ocean. Below: how they split by size, and the biggest harbours. From the NGA World Port Index, snapshot 2026-06-22.
PORTS3
LARGE · MEDIUM0 · 0
ONNorth Pacific Ocean
By harbour size
Large0 · 0%
Medium0 · 0%
Small1 · 33%
Very small2 · 67%
Biggest ports in Northern Mariana Islands
The largest harbours in the snapshot, with their water body and harbour type.
smallSaipanNorth Pacific Ocean · Coastal (Natural) · MP SPN
very smallRotaNorth Pacific Ocean · Open Roadstead · MP ROP
very smallTinianNorth Pacific Ocean · Coastal (Breakwater) · MP TIQ
INTERACTIVE MAPOpen the world seaports map →COUNTRY PROFILENorthern Mariana Islands — facts & figures →
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