Mountain Line INC (USDOT 3558740)
1 caution found.
- DOT number
- USDOT 3558740
- Docket (MC) number
- MC1194478
- Operating authority
- Common carrier authority: active. The federal bulk file showed this carrier active as of 2026-08-30. We could not confirm that live just now.
- Authority granted
- 2021-02-24
- Insurance on file
- Liability (BIPD) insurance on file for $1,000,000.
- Safety rating
- Satisfactory (rating decision 2026-04-16)
- Fleet on file
- 71 power units, 71 drivers
- Operation type
- Interstate
- Physical address
- 1948 EDGAR ST, ROCK SPRINGS, WY 82901
- MCS-150 last filed
- 2026-04
Findings
- Hours of service at the FMCSA intervention threshold (Caution): Hours of service ranks 65 of 100 among similar carriers with recent violations (higher = worse). fleetfax peer estimate, not an official CSA score.
Frequently asked questions
What carrier is DOT 3558740?
DOT 3558740 (USDOT 3558740) is Mountain Line INC, an interstate motor carrier.
What carrier is MC 1194478?
MC 1194478 is the docket number of Mountain Line INC, USDOT 3558740.
What is Mountain Line INC's MC number?
Mountain Line INC's docket number is MC 1194478. Its USDOT number is 3558740.
Is Mountain Line INC currently authorized to operate?
Common carrier authority: active. The federal bulk file showed this carrier active as of 2026-08-30. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Mountain Line INC have insurance on file with FMCSA?
Liability (BIPD) insurance on file for $1,000,000.
Who provides Mountain Line INC's insurance?
Mountain Line INC's liability insurance is filed with FMCSA by National Specialty Insurance Company.
What is Mountain Line INC's safety record?
In the last 24 months, FMCSA records show a 23.2% vehicle out-of-service rate for Mountain Line INC, from 19 of 82 vehicle inspections, against a national average of 22.9% (fleetfax-computed from FMCSA inspections, as of 2026-08-28). FMCSA records also show 4 recordable crashes in the same window.
What is Mountain Line INC's CSA score?
FMCSA does not publish a single CSA score for carriers. Mountain Line INC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Mountain Line INC's FMCSA safety rating?
Mountain Line INC's FMCSA safety rating is Satisfactory, from a review decided 2026-04-16.
Changes over time
Carriers change. Phone numbers, email addresses, insurance, authority. A sudden contact-info change is often the first sign of carrier identity fraud. fleetfax tracks these changes. Create a free account to follow changes on carriers you save.
View the full fleetfax report for Mountain Line INC
Carriers based in Rock Springs, WY
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Reconstructed from cached and fleetfax-ingested FMCSA public records, so it may be out of date. Records loaded Aug 30, 2026. Verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status