Mammoth Unified School District (USDOT 620266)
No blockers or cautions found.
- DOT number
- USDOT 620266
- Operating authority
- No active operating authority on file with FMCSA. The federal bulk file showed this carrier active as of 2026-08-30. We could not confirm that live just now.
- Insurance on file
- No active liability (BIPD) insurance on file with FMCSA.
- Safety rating
- No published safety rating
- Fleet on file
- 7 power units, 7 drivers
- Operation type
- Interstate
- Physical address
- 461 SIERRA PARK ROAD, MAMMOTH LAKES, CA 93546
- MCS-150 last filed
- 2024-04
Frequently asked questions
What carrier is DOT 620266?
DOT 620266 (USDOT 620266) is Mammoth Unified School District, an interstate motor carrier.
What is Mammoth Unified School District's USDOT number?
Mammoth Unified School District's USDOT number is 620266. No MC docket number is on file.
Is Mammoth Unified School District currently authorized to operate?
No active operating authority on file with FMCSA. 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 Mammoth Unified School District have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Mammoth Unified School District's safety record?
In the last 24 months, FMCSA records show a 0.0% vehicle out-of-service rate for Mammoth Unified School District, from 0 of 15 vehicle inspections, against a national average of 22.9% (fleetfax-computed from FMCSA inspections, as of 2026-08-26). FMCSA records also show 0 recordable crashes in the same window.
What is Mammoth Unified School District's CSA score?
FMCSA does not publish a single CSA score for carriers. Mammoth Unified School District's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Mammoth Unified School District's FMCSA safety rating?
Mammoth Unified School District 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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Reconstructed from cached and fleetfax-ingested FMCSA public records, so it may be out of date.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