Big CO (USDOT 100348)
MonitorFindings
FMCSA closed a federal enforcement case against this carrier in 2026, with a $3,560 civil penalty settled, most significantly for commercial driver licensing. These are FMCSA’s adjudicated closed cases (public record).
Rating Satisfactory issued May 5, 2005 (21 years ago); most recent FMCSA review May 4, 2005 (21 years ago). Both exceed the 5-year audit cycle
- DOT number
- USDOT 100348
- 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 14, 2026. We could not confirm that live just now.
- Insurance on file
- No active liability (BIPD) insurance on file with FMCSA.
- Safety rating
- Satisfactory (rating decision May 5, 2005)
- Fleet on file
- 55 power units, 32 drivers
- Operation type
- Interstate
- Physical address
- 101 AMORETTI, THERMOPOLIS, WY 82443
- MCS-150 last filed
- Aug 2024
Frequently asked questions
What carrier is DOT 100348?
DOT 100348 (USDOT 100348) is Big CO, an interstate motor carrier.
What is Big CO's USDOT number?
Big CO's USDOT number is 100348. No MC docket number is on file.
Is Big CO 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 14, 2026. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Big CO have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Big CO's safety record?
In the last 24 months, FMCSA records show 2 of 2 vehicle inspections ending out-of-service for Big CO, too few inspections for a stable rate. FMCSA records also show 0 recordable crashes in the same window.
What is Big CO's CSA score?
FMCSA does not publish a single CSA score for carriers. Big CO's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Big CO's FMCSA safety rating?
Big CO's FMCSA safety rating is Satisfactory, from a review decided May 5, 2005.
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Carriers based in Thermopolis, WY
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Reconstructed from cached and fleetfax-ingested FMCSA public records, so it may be out of date. Records loaded Sep 14, 2026. Verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status