ALLPORT MARINE CORP HIN Decoder
Hull Identification Numbers beginning with YNN were assigned by the US Coast Guard to ALLPORT MARINE CORP of UNKNOWN, PQ. The builder is listed in the USCG MIC database. Enter the full 12-character HIN below for build date, model year, and serial — free, no account.
MIC
YNN
Location
UNKNOWN, PQ
In business
since 2010
Status
Listed active in USCG records
ALLPORT MARINE CORP hulls (2010–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Free · no account · the HIN is on the transom, upper starboard (right) corner
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ALLPORT MARINE CORP HIN FAQ
What does a ALLPORT MARINE CORP HIN look like?
It starts with the three characters "YNN" — the Manufacturer Identification Code the US Coast Guard assigned to ALLPORT MARINE CORP — followed by a 5-character hull serial and a 4-character date code, 12 characters total. ALLPORT MARINE CORP hulls (2010–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is ALLPORT MARINE CORP still in business?
USCG records list ALLPORT MARINE CORP of UNKNOWN, PQ in the MIC database (registered 2010).
How do I decode the year on a ALLPORT MARINE CORP HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. ALLPORT MARINE CORP hulls (2010–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits. Enter the full 12-character HIN above and the decoder works it out, including the legacy formats.
Other builders in PQ
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "ALLPORT MARINE CORP HIN Decoder," carwhere.com/hin-decoder/ynn, last verified 2026-06-12.