= Ship identification numbers
{wiki=Category:Ship_identification_numbers}
Ship identification numbers are unique identifiers assigned to vessels to facilitate tracking, registration, and identification. These numbers help distinguish one ship from another throughout their operational life, regardless of changes in ownership, name, or flag. Some of the key types of ship identification numbers include: 1. **IMO Number**: This is a unique seven-digit number assigned to ships by the International Maritime Organization (IMO). The IMO number remains with the vessel throughout its life and is used internationally for identification.
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