MMSI 367053310 · Call sign WDC6235
Not yet on Master's MateMary R. Martin is a cargo vessel sailing under the American flag, measuring 39.4 metres. She's built with a 10.4 m beam and a 3.7 m draft. On AIS she appears as MMSI 367053310, call sign WDC6235, IMO 8964525. The Master's Mate Safety Initiative Network welcomes Mary R. Martin — free to join, cruiser-run, and always on watch.
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 Mary R. Martin on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.