Master's MateSafety Initiative Network
The Master's Mate Safety Initiative Network (MMSIn) — like AAA for the ocean, but free & community-driven. Cruisers keeping each other safe: anchor-drag & distress alerts, a verified captains directory, and a watch network that has your back.
Vessel
St Louis Express
MMSI 367136680 · Call sign EX113
Not yet on Master's MateFlag
USALength
243.4 m
Call sign
EX113
IMO
9243186
AIS reports
6
St Louis Express is an American 243.4-metre vessel. She broadcasts as MMSI 367136680, call sign EX113, IMO 9243186. It's free to add St Louis Express to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.
Free forever · No credit card
Is St Louis Express your boat?
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
Wherever St Louis Express roams, you're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
Free with your claim
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put St Louis Express on the map. It hands you the full bridge:
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim St Louis Express and switch it all on
Free to join · nothing to install to start · cancel anytime
About St Louis Express
What kind of vessel is St Louis Express?
St Louis Express is a vessel flagged to United States of America.
What is St Louis Express's MMSI?
St Louis Express's MMSI is 367136680. Call sign EX113. IMO 9243186.
How big is St Louis Express?
St Louis Express is about 243.4 m long.
Is St Louis Express on the Master's Mate Safety Initiative Network?
Not yet. If St Louis Express is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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