JAY-CO MARINE SERVICES LLC HIN Decoder
Hull Identification Numbers beginning with LKJ were assigned by the US Coast Guard to JAY-CO MARINE SERVICES LLC of SAINT MARTINVILLE, LA. 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
LKJ
Location
SAINT MARTINVILLE, LA
In business
since 2006
Status
Listed active in USCG records
JAY-CO MARINE SERVICES LLC hulls (2006–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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JAY-CO MARINE SERVICES LLC HIN FAQ
What does a JAY-CO MARINE SERVICES LLC HIN look like?
It starts with the three characters "LKJ" — the Manufacturer Identification Code the US Coast Guard assigned to JAY-CO MARINE SERVICES LLC — followed by a 5-character hull serial and a 4-character date code, 12 characters total. JAY-CO MARINE SERVICES LLC hulls (2006–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is JAY-CO MARINE SERVICES LLC still in business?
USCG records list JAY-CO MARINE SERVICES LLC of SAINT MARTINVILLE, LA in the MIC database (registered 2006).
How do I decode the year on a JAY-CO MARINE SERVICES LLC HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. JAY-CO MARINE SERVICES LLC hulls (2006–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 LA
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "JAY-CO MARINE SERVICES LLC HIN Decoder," carwhere.com/hin-decoder/lkj, last verified 2026-06-12.