U.S. COAST GUARD HEADQUARTERS HIN Decoder
Hull Identification Numbers beginning with ABC were assigned by the US Coast Guard to U.S. COAST GUARD HEADQUARTERS of WASHINGTON, DC. 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
ABC
Location
WASHINGTON, DC
In business
since 1978
Status
Listed active in USCG records
U.S. COAST GUARD HEADQUARTERS built hulls across both HIN eras (1978–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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U.S. COAST GUARD HEADQUARTERS HIN FAQ
What does a U.S. COAST GUARD HEADQUARTERS HIN look like?
It starts with the three characters "ABC" — the Manufacturer Identification Code the US Coast Guard assigned to U.S. COAST GUARD HEADQUARTERS — followed by a 5-character hull serial and a 4-character date code, 12 characters total. U.S. COAST GUARD HEADQUARTERS built hulls across both HIN eras (1978–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 U.S. COAST GUARD HEADQUARTERS still in business?
USCG records list U.S. COAST GUARD HEADQUARTERS of WASHINGTON, DC in the MIC database (registered 1978).
How do I decode the year on a U.S. COAST GUARD HEADQUARTERS HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. U.S. COAST GUARD HEADQUARTERS built hulls across both HIN eras (1978–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 DC
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "U.S. COAST GUARD HEADQUARTERS HIN Decoder," carwhere.com/hin-decoder/abc, last verified 2026-06-12.