HARLAN BOATS, INC. HIN Decoder
Hull Identification Numbers beginning with MZA were assigned by the US Coast Guard to HARLAN BOATS, INC. of HARLAN, IA. The company is recorded as out of business since 2002 — common for older hulls, and useful to know when hunting parts or records. Enter the full 12-character HIN below for build date, model year, and serial — free, no account.
MIC
MZA
Location
HARLAN, IA
In business
since 1985
Status
Out of business (2002)
HARLAN BOATS, INC. hulls (1985–2002) 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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HARLAN BOATS, INC. HIN FAQ
What does a HARLAN BOATS, INC. HIN look like?
It starts with the three characters "MZA" — the Manufacturer Identification Code the US Coast Guard assigned to HARLAN BOATS, INC. — followed by a 5-character hull serial and a 4-character date code, 12 characters total. HARLAN BOATS, INC. hulls (1985–2002) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is HARLAN BOATS, INC. still in business?
USCG records list HARLAN BOATS, INC. as out of business since 2002. That's common for older hulls — the HIN still decodes normally, and the out-of-business date helps date the boat and guides parts-hunting toward salvage and owner groups rather than a dealer network.
How do I decode the year on a HARLAN BOATS, INC. HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. HARLAN BOATS, INC. hulls (1985–2002) 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 IA
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "HARLAN BOATS, INC. HIN Decoder," carwhere.com/hin-decoder/mza, last verified 2026-06-12.