Mason Diesel Service INC (USDOT 648965)
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- DOT number
- USDOT 648965
- Docket (MC) number
- MC891709
- Operating authority
- Contract carrier authority: active. The federal bulk file showed this carrier active as of 2026-08-16. We could not confirm that live just now.
- Authority granted
- 2014-12-01
- Insurance on file
- Liability (BIPD) insurance on file for $750,000.
- Safety rating
- No published safety rating
- Fleet on file
- 9 power units, 4 drivers
- Operation type
- Interstate
- Physical address
- 261 SOUTH 200 EAST, AURORA, UT 84620
- MCS-150 last filed
- 2026-03
Findings
- No inspections in the last 24 months (Note): 9 trucks on file · active 11 years · no inspections in our 24-month roadside record
Frequently asked questions
What carrier is DOT 648965?
DOT 648965 (USDOT 648965) is Mason Diesel Service INC, an interstate motor carrier.
What carrier is MC 891709?
MC 891709 is the docket number of Mason Diesel Service INC, USDOT 648965.
What is Mason Diesel Service INC's MC number?
Mason Diesel Service INC's docket number is MC 891709. Its USDOT number is 648965.
Is Mason Diesel Service INC currently authorized to operate?
Contract carrier authority: active. The federal bulk file showed this carrier active as of 2026-08-16. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Mason Diesel Service INC have insurance on file with FMCSA?
Liability (BIPD) insurance on file for $750,000.
Who provides Mason Diesel Service INC's insurance?
Mason Diesel Service INC's liability insurance is filed with FMCSA by The Travelers Indemnity CO. Of Connecticut.
What is Mason Diesel Service INC's safety record?
FMCSA records show no vehicle inspections for Mason Diesel Service INC in the last 24 months, so there is no out-of-service rate. FMCSA records also show 0 recordable crashes in the same window.
What is Mason Diesel Service INC's CSA score?
FMCSA does not publish a single CSA score for carriers. Mason Diesel Service INC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Mason Diesel Service INC's FMCSA safety rating?
Mason Diesel Service INC has no published FMCSA safety rating. Most US carriers have never received a rating review, so an unrated carrier is the common case, not a warning sign by itself.
Changes over time
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