ST LAWRENCE CUSTOM BOATS HIN Decoder
Hull Identification Numbers beginning with ZEQ were assigned by the US Coast Guard to ST LAWRENCE CUSTOM BOATS of CORNWALL, ON. 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
ZEQ
Location
CORNWALL, ON
In business
since 1983
Status
Listed active in USCG records
ST LAWRENCE CUSTOM BOATS built hulls across both HIN eras (1983–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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ST LAWRENCE CUSTOM BOATS HIN FAQ
What does a ST LAWRENCE CUSTOM BOATS HIN look like?
It starts with the three characters "ZEQ" — the Manufacturer Identification Code the US Coast Guard assigned to ST LAWRENCE CUSTOM BOATS — followed by a 5-character hull serial and a 4-character date code, 12 characters total. ST LAWRENCE CUSTOM BOATS built hulls across both HIN eras (1983–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 ST LAWRENCE CUSTOM BOATS still in business?
USCG records list ST LAWRENCE CUSTOM BOATS of CORNWALL, ON in the MIC database (registered 1983).
How do I decode the year on a ST LAWRENCE CUSTOM BOATS HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. ST LAWRENCE CUSTOM BOATS built hulls across both HIN eras (1983–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 ON
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "ST LAWRENCE CUSTOM BOATS HIN Decoder," carwhere.com/hin-decoder/zeq, last verified 2026-06-12.