Carrier profile · USDOT 1709931 · MC-232682 · Updated Jun 13, 2026
Southwick & Son Trucking
7 power unitsavg 11.5 yrLocal · 1 statesPIONEER, CA82/100
AUTHORITY STATUS UNKNOWNMC-232682 STATUS UNKNOWN
Equipment
Haulable capacity (power units only — trailers are towed context), equipment mix, and the VIN-decoded unit roster. Click any VIN to trace that unit across every carrier that has run it.
Capacity· power units = haulable capacity; trailers are towed
- Registered power units (MCS-150)
- 7
- Observed power (24 mo)
- 3
- Trailers (towed)
- 3
Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.
Fleet age· model years · decoded VINs
Average age
2025
Newest model yr
2005
Oldest model yr
66.7%
VINs decoded
Unit roster· VIN-decoded from inspections · NHTSA vPIC
| VIN | Type | Year | Make | Model | Insp. | Last seen |
|---|---|---|---|---|---|---|
| 1XPSD79X4CD146371View sourced platform decode | Truck-Tractor | 2012 | PETERBILT | 365 | 4 | Mar 25, 2026 |
| 5DN1448285B001101View sourced platform decode | Trailer | 2005 | WESTERN TRAILER CO | Western Trailer Company | 4 | Mar 25, 2026 |
| 1XKAD49X7BJ290142View sourced platform decode | Truck-Tractor | 2011 | KENWORTH | T6 Series | 2 | Jul 7, 2025 |
| 5DN144828SB000459View sourced platform decode | Trailer | 2025 | WESL | — | 2 | Jul 7, 2025 |
| 1XKZDK9X8HJ176165View sourced platform decode | Truck-Tractor | 2017 | KENWORTH | T880 | 1 | Jan 6, 2026 |
| 5DN144827HB001417View sourced platform decode | Trailer | 2017 | WESE | — | 1 | Jan 6, 2026 |
Showing 6 · most-inspected first.