License Plate IA DA4278 (Iowa) — Southwest American Trucking Llc
USDOT 3440079 · 2014 Wabash Vans Dry Van Duraplate
Most recently recorded carrier for this plate
Southwest American Trucking Llc Active
- USDOT
- 3440079
- MC
- 1117021
- Status
- Active
- Type
- Motor Carrier
- Based in
- Glendale, AZ
- Power units
- 6
- Drivers
- 6
- Inspections (24 mo)
- 37
- Crashes (24 mo)
- 1
- Vehicle OOS rate
- 27.3%
Carrier recorded at the latest inspection in the available records (2025-09-25). 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 IA-DA4278 appears in FMCSA inspection records 2 times. Recorded on one vehicle: VIN 1JJV532D2EL793808 (2014 Wabash Vans Dry Van Duraplate). Operated by 2 different carriers (DOT numbers) over its inspection history. Most recent operating carrier: Southwest American Trucking Llc (USDOT 3440079). Vehicle make on file: Wabash Vans (WANC) (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 IA-DA4278 (Iowa) appears in FMCSA roadside inspection records tied to one commercial vehicle. Inspection activity under this plate runs from 2024-10-16 to 2025-09-25. The latest inspection was in Wyoming, a Level I — full inspection of the driver and the vehicle. That is outside the plate's issuing jurisdiction (Iowa).
Vehicle on this plate
This plate is associated with a single vehicle, a 2014 Wabash Vans Dry Van Duraplate — VIN 1JJV532D2EL793808 (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): Southwest American Trucking Llc (USDOT 3440079) on 2025-09-25; Knight Transportation Inc (USDOT 428823) on 2024-10-16.