License Plate FL QB31IZ (Florida) — 423 Express Llc
USDOT 4554674 · 2015 Fontaine Trailer Co.
Recorded vehicle, plate and carrier history
These are dated observations in the records available to us. They do not establish ownership, a sale, a transfer date, or continuous use between observations. The latest observation may not describe today’s vehicle or carrier.
| Observed dates | VIN | Plate | Reported carrier |
|---|---|---|---|
| 2026-05-27 | 13N148200F1573354 | FL QB31IZ | 423 EXPRESS LLC · USDOT 4554674 |
| 2025-09-04 | 13N148200F1573354 | FL QB31IZ | ISBELT TRUCKING INC · USDOT 2994742 |
Evidence: FMCSA inspection observations and retained snapshots of our vehicle records. Coverage is incomplete; an unreported change cannot be dated from these records.
Most recently recorded carrier for this plate
423 Express Llc Active
- USDOT
- 4554674
- MC
- 1809398
- Status
- Active
- Type
- Motor Carrier
- Based in
- Miami Gardens, FL
- Power units
- 1
- Drivers
- 1
- Inspections (24 mo)
- 1
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 0%
Carrier recorded at the latest inspection in the available records (2026-05-27). This does not establish current ownership or confirm that the carrier still operates this vehicle.
View full carrier profile →Authority, insurance & bonds, safety scores, crash history, inspections and the full fleet list.This plate has also been operated by 1 other carrier (listed below).
What this means
License plate FL-QB31IZ appears in FMCSA inspection records 2 times. Recorded on one vehicle: VIN 13N148200F1573354 (2015 Fontaine Trailer Co.). Operated by 2 different carriers (DOT numbers) over its inspection history. Most recent operating carrier: 423 Express Llc (USDOT 4554674). Vehicle make on file: Fontaine Trailer Co. (FONTAINE T) (SEMI-TRAILER). No out-of-service violations are recorded under this plate in the available inspection records. Other violations may still be present.
About this plate
Commercial license plate FL-QB31IZ (Florida) appears in FMCSA roadside inspection records tied to one commercial vehicle. Inspection activity under this plate runs from 2025-09-04 to 2026-05-27. The latest inspection was in Colorado, a Level III — driver and paperwork only. That is outside the plate's issuing jurisdiction (Florida).
Vehicle on this plate
This plate is associated with a single vehicle, a 2015 Fontaine Trailer Co. — VIN 13N148200F1573354 (semi-trailer).
Combined inspection & out-of-service record
Across all vehicles on this plate there are 2 inspections on FMCSA record. No out-of-service violations appear in the available records under this plate. This does not mean that every inspection was free of other violations.
Operators
2 carriers have operated vehicles under this plate (most recent first): 423 Express Llc (USDOT 4554674) on 2026-05-27; Isbelt Trucking Inc (USDOT 2994742) on 2025-09-04.