MMSI 367479490 · Call sign WDF6946
Not yet on Master's MateBILL is an American craft. On AIS she shows as MMSI 367479490, call sign WDF6946. BILL belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
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 BILL on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.