Quiroz Bros LLC (USDOT 3847994)
Monitor- DOT number
- USDOT 3847994
- Docket (MC) number
- MC1401648
- Operating authority
- Common carrier authority: active. The federal bulk file showed this carrier's USDOT registration active as of Sep 22, 2026. We could not confirm that live just now.
- Authority granted
- Jun 1, 2022
- Insurance on file
- Liability (BIPD) insurance on file for $1,000,000.
- Safety rating
- No published safety rating
- Fleet on file
- 2 power units, 2 drivers
- Operation type
- Intrastate Non-Hazmat
- Physical address
- 7043 LCPL FERNANDO TAMAYO DR, FONATANA, CA 92336
- MCS-150 last filed
- Jan 2026
Other carriers based in Fonatana, CA
Companies whose FMCSA physical address is in Fonatana, CA. Listed because of where they are based, nothing else.
Frequently asked questions
What carrier is DOT 3847994?
DOT 3847994 (USDOT 3847994) is Quiroz Bros LLC, an intrastate non-hazmat motor carrier.
What carrier is MC 1401648?
MC 1401648 is the docket number of Quiroz Bros LLC, USDOT 3847994.
What is Quiroz Bros LLC's MC number?
Quiroz Bros LLC's docket number is MC 1401648. Its USDOT number is 3847994.
Is Quiroz Bros LLC currently authorized to operate?
Common carrier authority: active. The federal bulk file showed this carrier's USDOT registration active as of Sep 22, 2026. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Quiroz Bros LLC have insurance on file with FMCSA?
Liability (BIPD) insurance on file for $1,000,000.
Who provides Quiroz Bros LLC's insurance?
Quiroz Bros LLC's liability insurance is filed with FMCSA by Great West Casualty CO..
What is Quiroz Bros LLC's safety record?
In the last 24 months, FMCSA records show 0 of 1 vehicle inspection ending out-of-service for Quiroz Bros LLC, too few inspections for a stable rate. FMCSA records also show 0 recordable crashes in the same window.
What is Quiroz Bros LLC's CSA score?
FMCSA does not publish a single CSA score for carriers. Quiroz Bros LLC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Quiroz Bros LLC's FMCSA safety rating?
Quiroz Bros LLC 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.
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Reconstructed from cached and fleetfax-ingested FMCSA public records, so it may be out of date. Records loaded Sep 22, 2026. Verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status