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.

Offshore Supply Vessel

MILLIE

MMSI 368179260 · Call sign WDL9456

Not yet on Master's Mate

Type

Offshore Supply Vessel

Flag

USA

Length

76.2 m

Beam

17.4 m

Draft

6.1 m

Call sign

WDL9456

IMO

9732498

Official No.

1258843

AIS reports

Registered in the United States, MILLIE is a 76.2-metre service vessel. She's built with a 17.4-metre beam and a 6.1 m draft. She's listed under MMSI 368179260, call sign WDL9456, IMO 9732498. Put MILLIE on the Master's Mate Safety Initiative Network — free to claim, with a whole fleet watching out for her.

Free forever · No credit card · for working boats

Built for boats that work — like MILLIE.

Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.

Rig her out — free →

Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Wherever MILLIE 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 · for working boats

The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put MILLIE on the map. It hands you the full bridge:

Systems Monitoring

Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.

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.

Distress Mesh

Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.

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.

Onboard Cameras

Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.

Hail Any Captain

A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.

Claim MILLIE and switch it all on

Free to join · nothing to install to start · cancel anytime

Claim free → unlock everything

About MILLIE

What kind of vessel is MILLIE?

MILLIE is a Offshore Supply Vessel flagged to United States of America.

What is MILLIE's MMSI?

MILLIE's MMSI is 368179260. Call sign WDL9456. IMO 9732498.

How big is MILLIE?

MILLIE is about 76.2 m long, 17.4 m on the beam, drawing 6.1 m.

Is MILLIE on the Master's Mate Safety Initiative Network?

Not yet. If MILLIE is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).