Equipment unit · VIN-decoded · NHTSA vPIC

2026 Mississippi Tank Company

1M9PT0A22TH355549 · Trailer · TRAILER
Carriers run under2
35 mo
Inspections11
all-time
OOS inspections1
of 11
First seenSep 10, 2023
CA
Last seenAug 25, 2026
CA
Inspected under 2 different carriers in 35 months
A unit that bounces between many operators can indicate slip-seating, heavy sub-haul, or double-brokering. Review the carrier timeline below for load integrity — context for human judgment, not a verdict.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1M9PT0A22TH355549
Make
Mississippi Tank Company
Model
Mississippi Tank Company
Model year
2026
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
1M9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
PT0A2

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1996 or 2026

Position 10 repeats every 30 years; both candidates are retained and neither is silently selected.

North American serial sequence
355549

Deterministic · positions 12–17 for a North American WMI.

Sourced platform inference

The prefix store publishes only at support ≥ 3 and purity ≥ 90%. Prefix confidence is shown beside every established platform claim.

Make
MISSISSIPPI TANK COMPANY

Prefix basis · 58 decoded VINs at 100.0% prefix purity.

Model
Mississippi Tank Company

Prefix basis · 58 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

Generation
Not established

No sourced generation label is established.

No source established for this field.

Cab type
Not established

No sourced cab label is established.

No source established for this field.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2026

Observed directly for this VIN via NHTSA vPIC.

Observed make
MISSISSIPPI TANK COMPANY

Observed directly for this VIN via NHTSA vPIC.

Observed model
Mississippi Tank Company

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

Observed directly for this VIN via NHTSA vPIC.

Not established

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Sep 10, 2023 – Aug 25, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 25, 2026CAI · Full1OOSH F COX INC 2280934VZ5591/CA
Apr 15, 2026CAI · Full0H F COX INC 2280934VZ5591/CA
Dec 16, 2025CAII · Walk-around1H F COX INC 2280934VZ5591/CA
Sep 1, 2025CAII · Walk-around0H F COX INC 2280934VZ5591/CA
Jul 11, 2025CAI · Full0H F COX INC 2280934VZ5591/CA
Mar 13, 2025CAII · Walk-around0H F COX INC 2280934VZ5591/CA
May 5, 2024CAII · Walk-around0H F COX INC 2280934KW4772/CA
May 5, 2024CAII · Walk-around0H F COX INC 2280934KW4772/CA
Apr 3, 2024CAI · Full0TRANSCO LOGISTICS LLC 31610804KW4772/CA
Nov 15, 2023CAI · Full0H F COX INC 2280934KW4772/CA
Sep 10, 2023CAII · Walk-around0H F COX INC 2280934KW4772/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
H F COX INC228093Sep 10, 2023Aug 25, 202610CA
TRANSCO LOGISTICS LLC3161080Apr 3, 2024Apr 3, 20241CA
Names are left-joined from the FMCSA census; a DOT with no census match falls back to its number.
04

Plate & unit-number history

The same truck under different plate registrations across carriers

PlateState / prov.Unit no.CarrierDate rangeInsp.
4VZ5591CA2H F COX INCMar 13, 2025Aug 25, 20266
4KW4772CAH F COX INCSep 10, 2023May 5, 20244
4KW4772CATRANSCO LOGISTICS LLCApr 3, 2024Apr 3, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026