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
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Operations & Lanes

Where this carrier actually runs, revealed by roadside-inspection geography over the last 24 months — not where they claim to operate, shown as state-level inspection density.

Operating footprint· revealed by roadside-inspection geography

Operating radiusLocal
revealed
States observed1
US states
Inspections · 24 mo7
CA busiest

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base
PIONEER, CA
22540 STATE HWY 88
Top corridor
CA
CA 7
Density
fewermore
Shade = roadside inspections, last 24 mo.

State activity ranking· all 1 states · trailing 24 mo

Roadside inspections by state · SOUTHWICK & SON TRUCKING · trailing 24 months
StateCoverageInspections
CACaliforniaHQ7