Carrier profile · USDOT 502838 · Updated Jun 13, 2026

Columbia Oak Inc

DBA COLUMBIA OAK

1 power unitCOLUMBIA, MD50/100

AUTHORITY STATUS UNKNOWNUNDELIVERABLE ADDRESS

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.

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

Home base

COLUMBIA, MD

9520 GERWIG LA

Density

fewermore

Shade = roadside inspections, last 24 mo.