Miller Underground LLC (USDOT 3220766)
Monitor- DOT number
- USDOT 3220766
- Operating authority
- Federal operating authority is not required — private carrier operation. The federal bulk file showed this carrier's USDOT registration active as of Sep 25, 2026. 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
- 10 power units, 24 drivers
- Operation type
- Interstate
- Physical address
- 701 SUNFLOWER DR, BISMARCK, ND 58503-6293
- MCS-150 last filed
- Aug 2026
Other carriers based in Bismarck, ND
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Frequently asked questions
What carrier is DOT 3220766?
DOT 3220766 (USDOT 3220766) is Miller Underground LLC, an interstate motor carrier.
What is Miller Underground LLC's USDOT number?
Miller Underground LLC's USDOT number is 3220766. No MC docket number is on file.
Is Miller Underground LLC currently authorized to operate?
Federal operating authority is not required — private carrier operation. The federal bulk file showed this carrier's USDOT registration active as of Sep 25, 2026. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Miller Underground LLC have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Miller Underground LLC's safety record?
In the last 24 months, FMCSA records show 2 of 2 vehicle inspections ending out-of-service for Miller Underground LLC, too few inspections for a stable rate. FMCSA records also show 0 recordable crashes in the same window.
What is Miller Underground LLC's CSA score?
FMCSA does not publish a single CSA score for carriers. Miller Underground LLC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Miller Underground LLC's FMCSA safety rating?
Miller Underground 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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Carriers based in Bismarck, ND
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Reconstructed from cached and fleetfax-ingested FMCSA public records, so it may be out of date. Records loaded Sep 25, 2026. Verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status