Maryland Trucking Companies
Every FMCSA-registered carrier in Maryland — operating authority, insurance on file, verified fleet size, and the Vektor safety verdict.
Maryland Carrier Facts
Maryland has 95,569 FMCSA-registered carriers in Vektor's current directory snapshot.
COWAN SYSTEMS LLC (USDOT 548880) is the largest carrier shown on the Maryland hub by fleet size, with 1,882 power units in the current FMCSA-backed ranking.
Maryland trucking industry statistics
Fleet, authority and 24-month safety aggregates across the whole Maryland register.
Largest Trucking Companies in Maryland
The biggest active power-unit fleets domiciled in Maryland.
Ranked by power unitsSafest Trucking Companies in Maryland
Maryland carriers with the cleanest Vektor verdict — top safety scores and beating national out-of-service rates.
Ranked by safety scoreRising-Star Trucking Companies in Maryland
Up-and-coming Maryland carriers adding new equipment fast — with a modern fleet and a clean safety record.
Ranked by new equipment addedBrowse all Maryland carriers
The full Maryland register, largest verified fleets first — 50 carriers per page across 40 pages.
Built from the public FMCSA / MCMIS record, VIN-decoded equipment, and roadside-inspection history — refreshed continuously. Rankings are Vektor's computed decision support, not a paid placement and not an FMCSA safety rating. Verify authority & insurance before tendering.