Carrier profile · USDOT 3911860 · FF-55407 · Updated Jul 25, 2026
High Country Underground LLC
17 power unitsGRAND JCT, CO50/100
NO OPERATING AUTHORITYFF-55407 NO AUTHORITY
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
GRAND JCT, CO
Density
fewermore