DBA METROSHIP HIN Decoder
Hull Identification Numbers beginning with GDM were assigned by the US Coast Guard to DBA METROSHIP of ZELLWOOD, FL. 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
GDM
Location
ZELLWOOD, FL
In business
since 2010
Status
Listed active in USCG records
Parent company
GDM LIMITED INC
DBA METROSHIP hulls (2010–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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DBA METROSHIP HIN FAQ
What does a DBA METROSHIP HIN look like?
It starts with the three characters "GDM" — the Manufacturer Identification Code the US Coast Guard assigned to DBA METROSHIP — followed by a 5-character hull serial and a 4-character date code, 12 characters total. DBA METROSHIP hulls (2010–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is DBA METROSHIP still in business?
USCG records list DBA METROSHIP of ZELLWOOD, FL in the MIC database (registered 2010), associated with GDM LIMITED INC.
How do I decode the year on a DBA METROSHIP HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. DBA METROSHIP hulls (2010–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 FL
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "DBA METROSHIP HIN Decoder," carwhere.com/hin-decoder/gdm, last verified 2026-06-12.