Carrier profile · USDOT 1539827 · MC-573215 · Updated Jun 13, 2026
HIGHMARK TRAFFIC SERVICES INC
23 power unitsLocal · 2 statesBILLINGS, MT70/100
AUTHORITY STATUS UNKNOWNMC-573215 STATUS UNKNOWNRATED CONDITIONALHAZMAT
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
revealedStates observed22
US statesInspections · 24 mo1313
MT busiestInspection density by state· each tile = a state · shade = inspections, last 24 mo
Home base
BILLINGS, MT
Top corridor
MT
Density
fewermore
State activity ranking· all 2 states · trailing 24 mo
| State | Coverage | Inspections |
|---|---|---|
| MTMontanaHQ | 12 | |
| WYWyoming | 1 |