Carrier profile · USDOT 3558740 · MC-1194478 · Updated Jul 26, 2026
MOUNTAIN LINE INC
71 power unitsavg 7.1 yrNational · 36 statesROCK SPRINGS, WY100/100
CARRIER ACTIVEMC-1194478 ACTIVERATED SATISFACTORYHAZMAT
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 radiusNational
revealedStates observed3636
US statesInspections · 24 mo148148
SD busiestInspection density by state· each tile = a state · shade = inspections, last 24 mo
Home base
ROCK SPRINGS, WY
Top corridor
SD ⇄ WY
Density
fewermore
State activity ranking· all 36 states · trailing 24 mo
| State | Coverage | Inspections |
|---|---|---|
| SDSouth Dakota | 13 | |
| WAWashington | 9 | |
| NMNew Mexico | 8 | |
| TXTexas | 7 | |
| UTUtah | 7 | |
| CACalifornia | 7 | |
| ILIllinois | 6 | |
| MOMissouri | 6 | |
| LALouisiana | 6 | |
| NCNorth Carolina | 6 | |
| KSKansas | 5 | |
| OHOhio | 5 | |
| INIndiana | 5 | |
| COColorado | 5 | |
| ARArkansas | 4 | |
| NENebraska | 4 | |
| PAPennsylvania | 4 | |
| MSMississippi | 4 | |
| MTMontana | 4 | |
| TNTennessee | 4 | |
| MIMichigan | 4 | |
| IAIowa | 4 | |
| OROregon | 3 | |
| KYKentucky | 2 | |
| IDIdaho | 2 | |
| AZArizona | 2 | |
| MDMaryland | 2 | |
| ALAlabama | 2 | |
| NVNevada | 1 | |
| FLFlorida | 1 | |
| WYWyomingHQ | 1 | |
| NYNew York | 1 | |
| DEDelaware | 1 | |
| MAMassachusetts | 1 | |
| OKOklahoma | 1 | |
| MNMinnesota | 1 |