Stl Underground Contractors LLC (USDOT 4425372)
Monitor- DOT number
- USDOT 4425372
- 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 13, 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
- 1 power unit, 1 driver
- Operation type
- Interstate
- Physical address
- 628 CREEK BEND DR, LAKE SAINT LOUIS, MO 63367-6554
- MCS-150 last filed
- Jan 2026
Frequently asked questions
What carrier is DOT 4425372?
DOT 4425372 (USDOT 4425372) is Stl Underground Contractors LLC, an interstate motor carrier.
What is Stl Underground Contractors LLC's USDOT number?
Stl Underground Contractors LLC's USDOT number is 4425372. No MC docket number is on file.
Is Stl Underground Contractors 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 13, 2026. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Stl Underground Contractors LLC have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Stl Underground Contractors LLC's safety record?
In the last 24 months, FMCSA records show 1 of 1 vehicle inspection ending out-of-service for Stl Underground Contractors LLC, too few inspections for a stable rate. FMCSA records also show 0 recordable crashes in the same window.
What is Stl Underground Contractors LLC's CSA score?
FMCSA does not publish a single CSA score for carriers. Stl Underground Contractors LLC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Stl Underground Contractors LLC's FMCSA safety rating?
Stl Underground Contractors 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
A free account follows changes on the carriers you save.
View the full fleetfax report for Stl Underground Contractors LLC
Carriers based in Lake Saint Louis, MO
More carriers based in Missouri
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 13, 2026. Verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status