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Miller Underground LLC (USDOT 3220766)

Monitor
Verdict
No blockers or cautions found
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

Companies whose FMCSA physical address is in Bismarck, ND. Listed because of where they are based, nothing else.

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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View the full fleetfax report for Miller Underground LLC

Carriers based in Bismarck, ND

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Run a SAFER company snapshot lookup for any carrier

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