Every active US trucking and bus carrier registered with the Federal Motor Carrier Safety Administration — 2.2M corporate records. Per carrier: USDOT number, legal name + DBA, FMCSA docket (MC-#####), D&B DUNS (joins with corporate finance), physical address, registration date, most recent MCS-150 filing date, fleet composition (power units / trucks / buses / drivers / CDL drivers), annual mileage, classification (AUTH FOR HIRE / EXEMPT FOR HIRE / PRIVATE PROPERTY / etc), business org form, hazmat authorization, interstate vs intrastate operating areas. Refreshed weekly from FMCSA's Company Census File via DOT Socrata. Powers /carrier/{dot_number} canonical Organization pages with sameAs to FMCSA SAFER + SMS.
The listed URL identifies a referenced source; it does not by itself document the ingestion endpoint. Referenced source URL: https://safer.fmcsa.dot.gov/CompanySnapshot.aspx. Source-specific terms apply. US federal employee-authored works are generally public domain under 17 USC 105; non-federal and third-party material retains source terms. Free or keyless access does not alter source terms. Metadata and normalization authored by MORVS (AI Analytics LLC) are CC0 only where expressly stated.