William N Mason INC (USDOT 227340)
1 issue to review.
- Docket (MC) number
- MC407667
- 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
- 2001-07-02
- Insurance on file
- Liability (BIPD) insurance on file for $750,000.
- Safety rating
- Satisfactory (rating decision 2002-11-02)
- Fleet on file
- 15 power units, 11 drivers
- Operation type
- Interstate
- Physical address
- 3510 WILKENS AVE, BALTIMORE, MD 21229
- MCS-150 last filed
- 2026-05
Findings
- Crash rate above federal benchmark (Critical): Recordable crash rate 3.59 per million miles (last 24 months) — above FMCSA’s 1.5 compliance-review threshold (49 CFR 385). National average 0.96.
- Safety rating is more than 5 years old (Note): Rating Satisfactory issued 2002-11-02 (23 years ago); most recent FMCSA review 2002-10-23 (23 years ago). Both exceed the 5-year audit cycle
Frequently asked questions
What carrier is USDOT 227340?
USDOT 227340 is William N Mason INC, an interstate motor carrier.
What carrier is MC 407667?
MC 407667 is the docket number of William N Mason INC, USDOT 227340.
What is William N Mason INC's MC number?
William N Mason INC's docket number is MC 407667. Its USDOT number is 227340.
Is William N Mason 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 William N Mason INC have insurance on file with FMCSA?
Liability (BIPD) insurance on file for $750,000.
Who provides William N Mason INC's insurance?
William N Mason INC's liability insurance is filed with FMCSA by Sentry Select Insurance Company.
What is William N Mason INC's safety record?
In the last 24 months, FMCSA records show a 23.1% vehicle out-of-service rate for William N Mason INC, from 3 of 13 vehicle inspections, against a national average of 22.9%. FMCSA records also show 2 reportable crashes in the same window.
What is William N Mason INC's CSA score?
FMCSA does not publish a single CSA score for carriers. William N Mason INC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is William N Mason INC's FMCSA safety rating?
William N Mason INC's FMCSA safety rating is Satisfactory, from a review decided 2002-11-02.
Changes over time
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