United States of America · MMSI 366648950 · Call sign WCO9882
Not yet on Master's MateS/V Sparky is a vessel sailing under the American flag. Find her under MMSI 366648950, call sign WCO9882. Claim S/V Sparky free on the Master's Mate Safety Initiative Network and let nearby cruisers have her 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 S/V Sparky on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.