Carrier profile · USDOT 3589086 · MC-1215009 · Updated Jun 13, 2026

CORNERSTONE CARRIERS INC

4 power unitsavg 4.6 yrRegional · 6 statesONTARIO, CA70/100
CARRIER INACTIVEMC-1215009 INACTIVE
Verified linksFMCSA SAFER

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 radiusRegional
revealed
States observed6
US states
Inspections · 24 mo6
CA busiest

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

Home base
ONTARIO, CA
1728 N DEL NORTE AVE
Top corridor
CA
CA 1 · NM 1 · MS 1
Density
fewermore
Shade = roadside inspections, last 24 mo.

State activity ranking· all 6 states · trailing 24 mo

Roadside inspections by state · CORNERSTONE CARRIERS INC · trailing 24 months
StateCoverageInspections
CACaliforniaHQ1
NMNew Mexico1
MSMississippi1
MOMissouri1
ARArkansas1
NCNorth Carolina1