RYA SRC MMSI Numbers

Question 1

What does MMSI stand for?

Accepted Answer

Maritime Mobile Service Identity

Answer

Marine Mobile Station Identifier

Answer

Maritime Monitoring Safety Instrument

Answer

Marine Message Service Index

Question 2

How many digits does an MMSI number contain?

Accepted Answer

Nine digits

Answer

Six digits

Answer

Twelve digits

Answer

Seven digits

Question 3

What do the first three digits (MID) of a vessel MMSI indicate?

Accepted Answer

The country of registration

Answer

The vessel's gross tonnage category

Answer

The vessel's port of registry

Answer

The year the MMSI was issued

Question 4

What is the UK Maritime Identification Digit (MID) range?

Accepted Answer

232 to 235

Answer

200 to 205

Answer

250 to 259

Answer

220 to 229

Question 5

Who should a recreational boat owner in the UK contact to obtain an MMSI?

Accepted Answer

Ofcom

Answer

RYA

Answer

MCA

Answer

Trinity House

Question 6

Can an MMSI be transferred to a new owner when a vessel is sold?

Accepted Answer

No, a new MMSI must be registered by the new owner

Answer

Yes, MMSI numbers stay with the vessel permanently

Answer

Yes, with Ofcom approval and a fee

Answer

No, the MMSI is cancelled and never reused