MMSI 367387230 · Call sign WDE6970
Not yet on Master's MateSandwick flies the American flag — a 22.5-metre merchant vessel. She's built with a 6.4-metre beam and a 2.9-metre draft. On AIS she shows as MMSI 367387230, call sign WDE6970. It's free to add Sandwick to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
Put her on the dashboard — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Joining the Safety Initiative Network doesn't just put Sandwick on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.