Mountain States Construction CO (USDOT 519815)
1 caution found.
- DOT number
- USDOT 519815
- Operating authority
- No active operating authority on file with FMCSA.
- 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
- Interstate
- Physical address
- 803 SCOON ROAD, SUNNYSIDE, WA 98944
- MCS-150 last filed
- 2025-07
Findings
- Multiple carriers at this address (Caution): One other active carrier is registered at this physical address. Shared addresses are common for freight offices and registered agents.
Connected carriers
Other carriers linked to this one in FMCSA registration and roadside-inspection records:
Frequently asked questions
What carrier is DOT 519815?
DOT 519815 (USDOT 519815) is Mountain States Construction CO, an interstate motor carrier.
What is Mountain States Construction CO's USDOT number?
Mountain States Construction CO's USDOT number is 519815. No MC docket number is on file.
Is Mountain States Construction CO currently authorized to operate?
No active operating authority on file with FMCSA. Source: FMCSA registration and licensing records.
Does Mountain States Construction CO have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Mountain States Construction CO's safety record?
FMCSA records show no vehicle inspections for Mountain States Construction CO in the last 24 months, so there is no out-of-service rate. FMCSA records also show 0 recordable crashes in the same window.
What is Mountain States Construction CO's CSA score?
FMCSA does not publish a single CSA score for carriers. Mountain States Construction CO's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Mountain States Construction CO's FMCSA safety rating?
Mountain States Construction CO 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
Carriers change. Phone numbers, email addresses, insurance, authority. A sudden contact-info change is often the first sign of carrier identity fraud. fleetfax tracks these changes. Create a free account to follow changes on carriers you save.
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Sourced from FMCSA public records. Official data as of Aug 29, 2026. fleetfax surfaces the facts; brokers make the judgment.