Turn a South Dakota (SD) plate into a VIN, full vehicle specs and open safety recalls — and see exactly how South Dakota plate serials are formatted.
Standard-issue passenger series. Regex patterns match the normalized serial — uppercase, with spaces and dashes removed.
Leading 1-2 digits are the county code.
Serials are coded by county. Letters I, O and Q are not used.
The vehicle's 17-character VIN — the key to everything else. Validate one anytime with our free VIN validator.
Free VIN validatorYear, make, model, trim, engine, drivetrain, dimensions and factory options via VIN decoding.
VIN Decoding APIEvery open NHTSA recall campaign for the vehicle, including do-not-drive advisories — free to check.
Free recall checkDealers, marketplaces and fleets automate SD plate lookups with one HTTP call — the VIN comes back with a quick decode of make, model, year and trim. Repeat lookups of the same plate are cached for 7 days, free.
Current standard-issue South Dakota passenger plates use the format 1A1 234 / 1AB 123 / 12A 123 (A = letter, digits shown as numbers). Older series remain valid and on the road — the full list, including recent previous series, is on this page.
Enter the plate and select SD in our free lookup to identify the vehicle, see its open safety recalls, and jump to its full specs and photos. Businesses can automate South Dakota plate lookups through the PlateToVIN API.
Yes. A registered South Dakota plate resolves to the vehicle's 17-character VIN, which unlocks the exact year, make, model, trim and factory specifications. That's exactly what our plate-to-VIN service does, for South Dakota and all 50 states.
Plate lookups are legal for permissible purposes such as verifying a vehicle you're buying, dealership and fleet operations, or insurance workflows. PlateToVIN is not a consumer reporting agency, and results may not be used for FCRA-regulated decisions like employment, credit or insurance eligibility.