MMSI FAQs

The MMSI site at BoatUS.com has expanded the Frequently Asked Questions (FAQs) regarding online registration of DSC-VHF radios, VHF radio questions, Rescue 21 and general questions about MMSI (Maritime Mobile Service Identity) and how it pertains to your boat.

Questions are grouped by category, so please click on the appropriate question to view the answer. For additional information please contact us at MMSI@BoatUS.com.

General Questions

 

Online Difficulties

 

VHF Radio Questions

 

What is MMSI?

 

MMSI as it Pertains to the Boat

 

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