Carrier profile · USDOT 1428533 · Updated Sep 6, 2026

John Dennis Simpson

DBA SIMPSON PLUMBING

2 power unitsNAMPA, IDUnrated

AUTHORITY STATUS UNKNOWN

Observed fleet · trailing 24 mo daily

2Power units

Self-reported · MCS-150

—Trailers seen

None observed · 24 mo

—Avg age (yr)

Not yet decoded

Call dispatch(208) 466-4040

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo—

No inspections · 24 mo

Crashes · fatal—

No crash record

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo—

No inspections · 24 mo

Crashes · fatal—

No crash record

Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots

Fleet typeIdentity

Unclassified

Fleet signal still resolving

Fleet age vs peersDecoding

—

Not yet decoded

Identity stabilityStable

20 yr unchanged

Same registration since 2005 — no chameleon / reincarnation signal.

What we know

This carrier has a federal identity but no operating activity on the record. Everything the FMCSA holds is below — we're not drawing empty charts around it.

On the federal record· FMCSA census + L&I

USDOT: 1428533
USDOT registration: Active
Registered: Oct 25, 200520 years ago
Domicile: NAMPA, ID
Self-reported fleet: 2 power units3 drivers
Last MCS-150: Sep 25, 2005
Phone: (208) 466-4040

Why this record is thin· what the federal datasets return

No roadside inspections on the FMCSA record — so there is no out-of-service rate, no BASIC percentile and no violation history to show.
No equipment observed in inspections — so no VIN-decoded units, fleet age or trailer count.
No inspection geography — so no operating footprint or lane map.
No insurance filing history on record — so no coverage limit, insurer or continuity timeline to chart.

An absent record is not a clean record. Verify operating authority and insurance directly with FMCSA — and request a certificate of insurance — before tendering a load.

Federal record →Authority & insurance →

Verification summaryAuthority, insurance, safety and identity facts for JOHN DENNIS SIMPSON.

JOHN DENNIS SIMPSON (USDOT 1428533) has no Vektor safety score in the FMCSA-backed profile snapshot refreshed Sep 6, 2026.

The carrier has an unknown current for-hire authority status because no FMCSA L&I authority row is available as of Sep 6, 2026.

It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available as of Sep 6, 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 refreshed Sep 6, 2026.

It reports 2 power units and 3 drivers in its most recent MCS-150 filing dated Sep 25, 2005.

It has no FMCSA-assigned safety rating in the federal record refreshed Sep 6, 2026.

Frequently asked

What is JOHN DENNIS SIMPSON's USDOT number?

JOHN DENNIS SIMPSON's USDOT number is 1428533.

Is JOHN DENNIS SIMPSON authorized to operate?

As of Sep 6, 2026, JOHN DENNIS SIMPSON is active in the FMCSA register.

How big is JOHN DENNIS SIMPSON's fleet?

JOHN DENNIS SIMPSON operates 2 power units and 3 drivers per its most recent MCS-150 filing.

Where is JOHN DENNIS SIMPSON based?

JOHN DENNIS SIMPSON is based in NAMPA, ID.

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