WESTERLY MARINE CORP HIN Decoder
Hull Identification Numbers beginning with WM2 were assigned by the US Coast Guard to WESTERLY MARINE CORP of SANTA ANA, CA. 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
WM2
Location
SANTA ANA, CA
In business
since 1982
Status
Listed active in USCG records
WESTERLY MARINE CORP built hulls across both HIN eras (1982–present): boats before August 1984 carry legacy straight-year or model-year date codes; later hulls use the current month-letter format. The decoder handles all three.
Free · no account · the HIN is on the transom, upper starboard (right) corner
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WESTERLY MARINE CORP HIN FAQ
What does a WESTERLY MARINE CORP HIN look like?
It starts with the three characters "WM2" — the Manufacturer Identification Code the US Coast Guard assigned to WESTERLY MARINE CORP — followed by a 5-character hull serial and a 4-character date code, 12 characters total. WESTERLY MARINE CORP built hulls across both HIN eras (1982–present): boats before August 1984 carry legacy straight-year or model-year date codes; later hulls use the current month-letter format. The decoder handles all three.
Is WESTERLY MARINE CORP still in business?
USCG records list WESTERLY MARINE CORP of SANTA ANA, CA in the MIC database (registered 1982).
How do I decode the year on a WESTERLY 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. WESTERLY MARINE CORP built hulls across both HIN eras (1982–present): boats before August 1984 carry legacy straight-year or model-year date codes; later hulls use the current month-letter format. The decoder handles all three. Enter the full 12-character HIN above and the decoder works it out, including the legacy formats.
Other builders in CA
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "WESTERLY MARINE CORP HIN Decoder," carwhere.com/hin-decoder/wm2, last verified 2026-06-12.