Fleet typeIdentity
Owner-operator
3 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 646584 ·
John Mark Brown
3 power unitsMORGANFIELD, KY50/100
AUTHORITY STATUS UNKNOWN
Observed fleet · trailing 24 mo daily
3Power units
Self-reported · MCS-150
—Trailers seen
None observed · 24 mo
—Avg age (yr)
Not yet decoded
Click to see how we scored it
Load decision ·
Limited record
Not enough federal record to assess. Verify authority and insurance directly.
Watch · 2
In good standing · 1
Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersDecoding
—
Not yet decoded
Identity stabilityStable
30 yr unchanged
Same registration since 1996 — no chameleon / reincarnation signal.
Cross-border activity
No border inspections on record
A named inspection location does not confirm a border transit or operating authority. Counts cover retained inspection records.
Verification summary
JOHN MARK BROWN (USDOT 646584) is unrated by Vektor because the carrier's FMCSA record does not contain enough evidence for a safety score. FMCSA profile data as of Aug 16, 2026.
The carrier has an unknown current for-hire authority status because no FMCSA L&I authority row is available. FMCSA authority data as of Sep 3, 2026.
It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available. FMCSA insurance data as of Aug 16, 2026.
The carrier received 0 roadside inspections in the last 24 months — 0 vehicle-level and 0 driver-level, according to FMCSA roadside-inspection data. FMCSA operations data as of Sep 17, 2026.
It reports 3 power units and 2 drivers in its most recent MCS-150 filing dated Mar 25, 2024. FMCSA identity data as of Sep 3, 2026.
It has no FMCSA-assigned safety rating in the federal record. FMCSA identity data as of Sep 3, 2026.
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Frequently asked
What is JOHN MARK BROWN's USDOT number?
JOHN MARK BROWN's USDOT number is 646584.
Is JOHN MARK BROWN authorized to operate?
FMCSA authority data as of Sep 3, 2026. JOHN MARK BROWN is active in the FMCSA register.
How big is JOHN MARK BROWN's fleet?
JOHN MARK BROWN operates 3 power units and 2 drivers per its most recent MCS-150 filing.
Where is JOHN MARK BROWN based?
JOHN MARK BROWN is based in MORGANFIELD, KY.
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