MALLARD MARINE HIN Decoder
Hull Identification Numbers beginning with OYN were assigned by the US Coast Guard to MALLARD MARINE of MOLALLA, OR. 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
OYN
Location
MOLALLA, OR
In business
since 1998
Status
Listed active in USCG records
MALLARD MARINE hulls (1998–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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MALLARD MARINE HIN FAQ
What does a MALLARD MARINE HIN look like?
It starts with the three characters "OYN" — the Manufacturer Identification Code the US Coast Guard assigned to MALLARD MARINE — followed by a 5-character hull serial and a 4-character date code, 12 characters total. MALLARD MARINE hulls (1998–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is MALLARD MARINE still in business?
USCG records list MALLARD MARINE of MOLALLA, OR in the MIC database (registered 1998).
How do I decode the year on a MALLARD MARINE HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. MALLARD MARINE hulls (1998–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 OR
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "MALLARD MARINE HIN Decoder," carwhere.com/hin-decoder/oyn, last verified 2026-06-12.