DBA MUDDY BOTTOM BOATS LLC HIN Decoder
Hull Identification Numbers beginning with DNN were assigned by the US Coast Guard to DBA MUDDY BOTTOM BOATS LLC of FLORENCE, SC. 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
DNN
Location
FLORENCE, SC
In business
since 2011
Status
Listed active in USCG records
Parent company
D & N METAL WORKS LLC
DBA MUDDY BOTTOM BOATS LLC hulls (2011–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
The optional $19.99 Boat History Report adds stolen-boat, salvage/auction, incident, and USCG documentation checks — one-time, no subscription (typical boat-history services charge $25+).
DBA MUDDY BOTTOM BOATS LLC HIN FAQ
What does a DBA MUDDY BOTTOM BOATS LLC HIN look like?
It starts with the three characters "DNN" — the Manufacturer Identification Code the US Coast Guard assigned to DBA MUDDY BOTTOM BOATS LLC — followed by a 5-character hull serial and a 4-character date code, 12 characters total. DBA MUDDY BOTTOM BOATS LLC hulls (2011–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 MUDDY BOTTOM BOATS LLC still in business?
USCG records list DBA MUDDY BOTTOM BOATS LLC of FLORENCE, SC in the MIC database (registered 2011), associated with D & N METAL WORKS LLC.
How do I decode the year on a DBA MUDDY BOTTOM BOATS LLC HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. DBA MUDDY BOTTOM BOATS LLC hulls (2011–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 SC
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "DBA MUDDY BOTTOM BOATS LLC HIN Decoder," carwhere.com/hin-decoder/dnn, last verified 2026-06-12.