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  1. Maritime Mobile Service Identities - MMSI | Federal Communications ...

    Oct 4, 2022 · Maritime Mobile Service Identities (MMSIs) are nine-digit numbers used by maritime digital selective calling (DSC), automatic identification systems (AIS) and certain other equipment to …

  2. Get Your MMSI Registration Today | BoatUS

    What is MMSI? Maritime Mobile Service Identity (MMSI) is a unique 9 digit number that is assigned to a (Digital Selective Calling) DSC radio or an AIS unit. Similar to a cell phone number, your MMSI …

  3. Maritime Mobile Service Identity - Wikipedia

    A Maritime Mobile Service Identity (MMSI) is effectively a maritime object's international maritime telephone number, a temporarily assigned UID issued by that object's current flag state (unlike an …

  4. Maritime Mobile Service Identity | Navigation Center

    MMSI Overview Maritime Mobile Service Identities (MMSIs) are nine-digit numbers used by maritime digital selective calling (DSC), automatic identification systems (AIS), and certain other equipment to …

  5. Maritime Mobile Service Identity (MMSI) | Sea Tow

    A Maritime Mobile Service Identity (MMSI) number functions much like a phone number and allows boaters with DSC-VHF radios to make a touch-of-a-button emergency call that automatically …

  6. What is an MMSI Number & How Do I Get One? - Marine Accounts

    Jul 1, 2024 · An MMSI number is issued as a unique identifier to all new ship radio and ship portable radio licences and is composed of a series of nine digits.

  7. What is MMSI: Role, Regulations, and Vessel Identification

    The Maritime Mobile Service Identity (MMSI) is a unique nine-digit number assigned to ships and coast stations equipped with Digital Selective Calling (DSC) systems. This identifier plays a crucial role in …

  8. After you have obtained your MMSI number, you should read your manual carefully before you try to program your number. On most models you have only two opportunities to program MMSI.

  9. MMSI Number Registration: Complete Guide to Maritime Identification

    Mar 13, 2025 · What is an MMSI Number and Why Do You Need One? An MMSI number is a unique nine-digit numerical identifier assigned to vessels and maritime communication stations that …

  10. MMSI - Maritime Mobile Service Identity - NHSPS

    What is a MMSI number? The Maritime Mobile Service Identity number is a unique nine-digit number assigned to ships with certain kinds of radio equipment, such as VHF radios with Digital Selective …