TENNESSEE MOUNTAIN RIVERS GUIDE SERVICE HIN Decoder
Hull Identification Numbers beginning with TMS were assigned by the US Coast Guard to TENNESSEE MOUNTAIN RIVERS GUIDE SERVICE of JONESBOROUGH, TN. 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
TMS
Location
JONESBOROUGH, TN
In business
since 2011
Status
Listed active in USCG records
TENNESSEE MOUNTAIN RIVERS GUIDE SERVICE 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
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TENNESSEE MOUNTAIN RIVERS GUIDE SERVICE HIN FAQ
What does a TENNESSEE MOUNTAIN RIVERS GUIDE SERVICE HIN look like?
It starts with the three characters "TMS" — the Manufacturer Identification Code the US Coast Guard assigned to TENNESSEE MOUNTAIN RIVERS GUIDE SERVICE — followed by a 5-character hull serial and a 4-character date code, 12 characters total. TENNESSEE MOUNTAIN RIVERS GUIDE SERVICE 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 TENNESSEE MOUNTAIN RIVERS GUIDE SERVICE still in business?
USCG records list TENNESSEE MOUNTAIN RIVERS GUIDE SERVICE of JONESBOROUGH, TN in the MIC database (registered 2011).
How do I decode the year on a TENNESSEE MOUNTAIN RIVERS GUIDE SERVICE HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. TENNESSEE MOUNTAIN RIVERS GUIDE SERVICE 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 TN
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "TENNESSEE MOUNTAIN RIVERS GUIDE SERVICE HIN Decoder," carwhere.com/hin-decoder/tms, last verified 2026-06-12.