W B MASON CO INC
Operations
Safety profile
FMCSA BASIC percentiles, inspection history, and out-of-service rates.
Full safety report
All 7 FMCSA BASIC percentiles, recent inspection records, vehicle & driver out-of-service rates — free with any account.
Crash history
State-reportable crashes, severity breakdown, and time-decayed analysis.
Crash history
Individual crash records with date, severity (fatal / injury / tow-away), and fleet-normalized rate.
Insurance & compliance
Active policy coverage, insurance carrier, effective dates, and historical gaps.
Insurance details
BI&PD coverage, cargo insurance, insurance carrier name, effective dates — a critical pre-booking check.
Authority & cross-reference
Authority revocation history and chameleon carrier detection across 4.4M records.
Authority & cross-reference
Every authority grant, revocation, and reinstatement — plus chameleon flags from address / officer / phone matches.
Change history
3 recorded changes to W B MASON CO INC’s FMCSA record. Derived from monthly FMCSA Census snapshots.
846
to
834
853
to
898
Jul 9, 2024
to
Dec 11, 2025
Frequently asked questions about W B MASON CO INC
Common questions about this carrier, answered from FMCSA public records.
Is W B MASON CO INC a legitimate motor carrier?
W B MASON CO INC is registered with FMCSA under USDOT number 348981. Operating authority status is currently Active. Carrier90's trust score of 66/100 yields a REVIEW verdict based on safety, insurance, authority, and crash data.
What is W B MASON CO INC's safety score?
Carrier90 scores W B MASON CO INC at 66 out of 100 with a REVIEW verdict. The score combines FMCSA BASIC percentiles, crash history, insurance status, operating authority, and chameleon carrier detection signals.
Where is W B MASON CO INC based?
W B MASON CO INC lists its physical address in BROCKTON, MA in FMCSA records. The physical state and city fields are provided by the carrier on their MCS-150 form.
Is USDOT 348981 active?
USDOT 348981 (W B MASON CO INC) operating authority status is currently Active. Last verified by Carrier90 on July 7, 2026. Data is sourced from live FMCSA federal records.
How many trucks does W B MASON CO INC operate?
W B MASON CO INC reports 834 power units and employs 898 drivers to FMCSA. These figures come from the carrier's most recent MCS-150 filing.
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