SLACK JOHN L
Quick checks from the federal record
Authority active
FMCSA currently lists this operating authority as active.
Tenure: 6 years
Registration history dates back to 2020 — an established federal record.
Registration & fleet profile
From 1 archived monthly FMCSA census snapshot for this carrier.
- MCS-150 filing: Jan 28, 2025 — within the biennial update window
- Reported annual mileage: 1 miles (2024) — ≈1 per truck
- Company officer: JOHN L SLACK
No analyst narrative exists yet for SLACK JOHN L. Running a full vetting search generates one — a plain-English readout of the flags, history, and network signals on this page.
What the full workup adds
BASIC percentile detail
Each of the seven BASIC measures with percentile, threshold status, and inspection counts behind it.
Crash-by-crash record
Every reportable crash with date, state, severity, and tow-away status — fleet-normalized.
Live insurance verification
Current BI&PD and cargo coverage against federal minimums, with effective dates and lapse detection.
Full identity graph
Complete shared-phone/address/officer map with revocation overlays, not just the sample above.
Common questions about SLACK JOHN L
Is USDOT 3435430 authorized to operate right now?
As of the latest FMCSA sync, USDOT 3435430 (SLACK JOHN L) shows authority status: Active. MC Look Up re-syncs carrier records on a rolling ~48-hour cycle, so this reflects the current federal register, not a stale snapshot.
When did SLACK JOHN L last update its MCS-150 filing?
The MCS-150 on file dates from 1.5 years ago. That's within FMCSA's required biennial update window.
Who is the listed company officer for SLACK JOHN L?
JOHN L SLACK appears as company officer on the FMCSA registration for USDOT 3435430. Officer names are one of the identity fields MC Look Up cross-references against revoked carriers.
How long has USDOT 3435430 been registered?
SLACK JOHN L first appears in FMCSA records in 2020, giving it roughly 6 years of registration history. Carriers under 12 months old statistically carry the highest risk of identity fraud and double-brokering.
Is SLACK JOHN L an owner-operator?
FMCSA records show 1 power unit and 1 driver, the classic owner-operator profile. Single-truck carriers are common and often excellent — but verify insurance and authority directly since there's no fleet safety history to lean on.
Run the full workup on SLACK JOHN L
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