MMSI 312135000 · Call sign V3RK4
Not yet on Master's MateMILFORD, a harbour workboat on the Belize registry, measures 78 metres on deck. Her hull carries 15 metres in the beam and a draft of 3.8 m. She broadcasts as MMSI 312135000, call sign V3RK4, IMO 8215883. MILFORD earns her keep on the water; the free Master's Mate Safety Initiative Network keeps a watching fleet and a distress mesh close at hand.
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
Joining the Safety Initiative Network doesn't just put MILFORD on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.