Carrier profile · USDOT 948584 · MC-406494 · Updated Aug 20, 2026

Diamond Coring Company Inc

DBA DIAMOND COMPANIES

15 power unitsRegional · 3 statesCHICAGO, IL50/100
CARRIER ACTIVEMC-406494 ACTIVE
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 observed3
US states
Inspections · 24 mo3
ND busiest

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

Home base
CHICAGO, IL
10640 SOUTH BUFFALO AVENUE
Top corridor
ND ⇄ IL
ND 1 · IN 1 · IL 1
Density
fewermore
Shade = roadside inspections, last 24 mo.

State activity ranking· all 3 states · trailing 24 mo

Roadside inspections by state · DIAMOND CORING COMPANY INC · trailing 24 months
StateCoverageInspections
NDNorth Dakota1
INIndiana1
ILIllinoisHQ1