Carrier profile · USDOT 4234116 · MC-1638592 · Updated Jun 13, 2026

JOHN L CONLIN

DBA J & D TRUCKING

1 power unitsLocal · 1 statesPOCAHONTAS, IA50/100
CARRIER ACTIVEMC-1638592 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 radiusLocal
revealed
States observed1
US states
Inspections · 24 mo1
IA busiest

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

Home base
POCAHONTAS, IA
305 S MAIN ST
Top corridor
IA
IA 1
Density
fewermore
Shade = roadside inspections, last 24 mo.

State activity ranking· all 1 states · trailing 24 mo

Roadside inspections by state · JOHN L CONLIN · trailing 24 months
StateCoverageInspections
IAIowaHQ1