







Free tool · No signup · Synced daily from FMCSA & MOTUS
Verify a carrier.
MC / DOT lookup.
Run a free carrier authority check — type any USDOT number, MC number, company name, phone, or email for an instant read on FMCSA authority, age, and standing.
Type a DOT/MC number to jump straight to a carrier, or search by company name, phone, or email to browse. No account needed.
All carrier information is compiled from public open sources (FMCSA data). Brokers and shippers must conduct their own independent investigation and due diligence before partnering with any carrier.
How the carrier Trust Score reads
Every carrier profile is graded A–F from public regulatory data — no opinions, just FMCSA filings.
A
Excellent
Established, active authority
B
Good
Established, minor concerns
C
Fair
Verify before partnering
D
Caution
Significant concerns
F
High Risk
Serious red flags
What we checkOperating authorityAuthority ageRevocation historyPending suspensionsFleet & operationInsurance filings
Matching carriers
CASMAR SERVICES LLC
CASMART TRUCKING SERVICE LLC
CASPEM TRANSPORT LLC
CASPER & SON'S TRANSPORTATION LLC
CASPER TRUCKING LLC
CASS & ROSS TRUCKING LLC
CASTA TRANSPORT & LOGISTICS CORP
CASTELLANO ENTERPRISE LLC
CASTELLANO TRANSPORT LLC
CASTILLO EXPRESS TRANSPORT LLC
CASTILLO LOGISTIC LLC
CASTILLO TRUCKING LLC
CASTLE & BROTHERS LOGISTICS LIMITED LIABILITY PARTNERSHIP
CASTLE TRANSPORT SERVICES LLC
CASTLE TRANSPORTATION LLC
CASTLE TRANSPORTATION SERVICES INC
CASTLEXPRSS LLC
CASTRO EXPRESS CORP
CASTRO TRANSPORT LLC
CASTRO'S SUPERIOR SERVICES LLC
dba CSS
Browse carriers by state
Find motor carriers with active FMCSA authority based in each state.
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