National Underground LLC (USDOT 3384989)
No blockers or cautions found.
- DOT number
- USDOT 3384989
- Operating authority
- Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. The federal bulk file showed this carrier active as of 2026-09-01. 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
- 2 power units, 4 drivers
- Operation type
- Intrastate Non-Hazmat
- Physical address
- 11965 HANGING VALLEY WAY, COLORADO SPGS, CO 80921-3693
- MCS-150 last filed
- 2022-09
Frequently asked questions
What carrier is DOT 3384989?
DOT 3384989 (USDOT 3384989) is National Underground LLC, an intrastate non-hazmat motor carrier.
What is National Underground LLC's USDOT number?
National Underground LLC's USDOT number is 3384989. No MC docket number is on file.
Is National Underground LLC currently authorized to operate?
Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. The federal bulk file showed this carrier active as of 2026-09-01. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does National Underground LLC have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is National Underground LLC's safety record?
In the last 24 months, FMCSA records show 1 of 2 vehicle inspections ending out-of-service for National Underground LLC, too few inspections for a stable rate. FMCSA records also show 0 recordable crashes in the same window.
What is National Underground LLC's CSA score?
FMCSA does not publish a single CSA score for carriers. National Underground LLC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is National Underground LLC's FMCSA safety rating?
National 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.
Changes over time
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Carriers based in Colorado Spgs, CO
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Reconstructed from cached and fleetfax-ingested FMCSA public records, so it may be out of date. Records loaded Sep 1, 2026. Verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status