Safest Trucking Companies in South Dakota
South Dakota carriers with the cleanest Vektor verdict — top safety scores and beating national out-of-service rates.
Top safety facts for South Dakota
Safest Trucking Companies in South Dakota lists 40 carriers in Vektor's current FMCSA-backed ranking.
FLAT RATE INC (USDOT 2050702) ranks first in the current South Dakota top safety list; its FMCSA-backed row shows 51 power units and a Vektor safety score of 100/100 and a Clear verdict.
The South Dakota top safety list is ranked by safety score using precomputed FMCSA record fields and deterministic Vektor analysis.
Top safety in South Dakota
40 carriers · ranked from the live FMCSA record & Vektor analysis
Ranked by safety score
Rankings are computed by Vektor from the live FMCSA / MCMIS record, VIN-decoded equipment, and roadside-inspection history — refreshed continuously. Not a paid placement and not an FMCSA endorsement. Verify authority & insurance before tendering.