MMSI (Maritime Mobile Service Identity) Lookup & Validator
Validate 9-digit MMSI vessel numbers and lookup MID flag state country of origin and station category.
Sample MMSIs:
Valid 9-Digit MMSI: 367123456
MID Country Prefix: 367
Flag State: United States
Station Category: Standard Ship Station
FAQ
Frequently Asked Questions
Everything you need to know about this tool
MMSI (Maritime Mobile Service Identity) is a unique 9-digit number sent digitally over radio frequencies via AIS transponders to identify a vessel, coast station, or search-and-rescue (SAR) aircraft.
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