Fleet typeIdentity
Owner-operator
0 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 518910 · MC-263083
WILLIAM H BROWN
DBA ADVANCE AMERICAN TOURS
0 power unitsFLINT, MI
CARRIER INACTIVEMC-263083 INACTIVE
Observed fleet · trailing 24 mo daily
0Power units
Self-reported · MCS-150
—Trailers seen
None observed · 24 mo
—Avg age (yr)
Awaiting decode
Click to see how we scored it
Load decision · FMCSA snapshot · 2026-06-13
Limited record
Not enough federal record to assess. Verify authority and insurance directly.
Established 33 yearsUSDOT registration inactive
Watch · 3
USDOT registration inactiveThe USDOT record is flagged inactive — the carrier may not be authorized to operate.No active operating authorityNo active common, contract, or broker authority is on file for a for-hire carrier.MCS-150 census data outdatedThe biennial MCS-150 update is 8.9 years old; fleet/mileage figures may be unreliable.
In good standing · 1
Operating authority3333 yr active
since 1993Insurance (BIPD)Unknown
FMCSA L&IVehicle OOS · 24mo—%
▼ 22.26% nat'lCrashes · fatal00
clean 24 moVektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersDecoding
—
Awaiting VIN decode
Identity stabilityStable
33 yr unchanged
Same registration since 1993 — no chameleon / reincarnation signal.
AI readFull read
Is WILLIAM H BROWN safe to work with?
Is WILLIAM H BROWN safe to load? WILLIAM H BROWN (USDOT 518910, MC-263083) is an inactive owner-operator motor carrier based in FLINT, MI, operating 0 power units and 1 driver. Operating authority has been active 33 years (past the 24-month broker-confidence threshold). FMCSA has not assigned a safety rating. Vektor rates it unrated (50/100), with the leading concern: usdot registration inactive. Source: FMCSA SAFER/MCMIS, last updated 2026-06-13.
FMCSA fields + Vektor analysis · updated 2026-06-13
WHWILLIAM H BROWN 50
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Frequently asked
What is WILLIAM H BROWN's USDOT number?
WILLIAM H BROWN's USDOT number is 518910, and its motor carrier number is MC-263083.
Is WILLIAM H BROWN authorized to operate?
As of 2026-06-13, WILLIAM H BROWN is inactive in the FMCSA register.
How big is WILLIAM H BROWN's fleet?
WILLIAM H BROWN operates 0 power units and 1 driver per its most recent MCS-150 filing.
Where is WILLIAM H BROWN based?
WILLIAM H BROWN is based in FLINT, MI.