United States of America · MMSI 366786430 · Call sign WCZ9553
Not yet on Master's MateTOOTSIE is an American craft. On AIS she shows as MMSI 366786430, call sign WCZ9553. TOOTSIE can join the Master's Mate Safety Initiative Network for free: think of it as a watch network that has every boat's back.
Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Joining the Safety Initiative Network doesn't just put TOOTSIE on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.