Mountain States Contracting Inc is an active interstate carrier based in Phoenix, AZ.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 61 | 0 | 0 |
| Tractors | 12 | 0 | 0 |
| Trailers | 46 | 0 | 0 |
| Total Power Units | 73 | ||
Distinct vehicles · 24 mo
vs 73 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 71% | 90% | Around peer average |
| HOS Compliance | 93% | 94% | Worse than most peers |
| Driver Fitness | 86% | 95% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 94% | 92% | Worse than most peers |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 1 | — | 6.67% |
| Vehicle | 0 | 4 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 13 | 5 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 18, 2026 | UT | TRUCK TRACTOR | 1 | 1 |
| Jan 6, 2026 | UT | TRUCK TRACTOR | 7 | 1 |
| Aug 26, 2025 | NV | TRUCK TRACTOR | 3 | 0 |
| Jul 22, 2025 | UT | TRUCK TRACTOR | 1 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 2 | 0.09 | — |
| HOS Compliance | 7 | 0.79 | — |
| Vehicle Maintenance | 8 | 9.25 | — |
| Driver Fitness | 1 | 0.41 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 5 states. Top state UT accounts for 36% of activity. Activity outside home state (AZ): 79%.
| 4 |
| Hours-of-Service Compliance | 9 | 0 | 0 |
| Unsafe Driving | 2 | 0 | 0 |
| Driver Fitness | 1 | 1 | 1 |
| 1 |
| Jun 17, 2025 | UT | TRUCK TRACTOR | 1 | 0 |
| May 9, 2025 | CA | TRUCK TRACTOR | 1 | 1 |
| Apr 30, 2025 | AZ | TRUCK TRACTOR | 4 | 0 |
| Mar 26, 2025 | CA | TRUCK TRACTOR | 1 | 0 |
| Mar 14, 2025 | CO | TRUCK TRACTOR | 2 | 0 |
| Feb 25, 2025 | CO | TRUCK TRACTOR | 1 | 1 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 18, 2026 | 393110B1C | Cargo - Insufficient tiedowns (w/o headerboard/blocking) for article(s) of cargo 5 feet or less and 1100 lbs. or less | Vehicle Maintenance | Yes |
| Jan 6, 2026 | 39311A1LIL | Lighting - Identification lamp(s) missing | Vehicle Maintenance | — |
| Jan 6, 2026 | 393209DSTPAL | Steering - Pitman arm loose on the output shaft | Vehicle Maintenance | Yes |
| Jan 6, 2026 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |
| Jan 6, 2026 | 39353BB | Air Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear | Vehicle Maintenance | — |
| Jan 6, 2026 | 39375CTAOTDLT232 | Tires - Less than 2/32 inch tread depth | Vehicle Maintenance | — |
| Jan 6, 2026 | 39530B1ELDDFR | HOS (ELD) - Driver failing to review records and certify the accuracy of the information. | Hours-of-Service Compliance | — |
| Jan 6, 2026 | 3963A1BALAC | Brake - Audible air leak from a brake chamber | Vehicle Maintenance | — |
| Aug 26, 2025 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |
| Aug 26, 2025 | 39353BB | Air Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear | Vehicle Maintenance | — |