Williams Complete Septic Service LLC (USDOT 3789621)
1 caution found.
- DOT number
- USDOT 3789621
- 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 2026-08-29. 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, 2 drivers
- Operation type
- Intrastate Non-Hazmat
- Physical address
- 32 ROSELLE ST, MILFORD, CT 06461-3126
- MCS-150 last filed
- 2026-03
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 3789621?
DOT 3789621 (USDOT 3789621) is Williams Complete Septic Service LLC, an intrastate non-hazmat motor carrier.
What is Williams Complete Septic Service LLC's USDOT number?
Williams Complete Septic Service LLC's USDOT number is 3789621. No MC docket number is on file.
Is Williams Complete Septic Service 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 2026-08-29. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Williams Complete Septic Service LLC have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Williams Complete Septic Service LLC's safety record?
FMCSA records show no vehicle inspections for Williams Complete Septic Service LLC 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 Williams Complete Septic Service LLC's CSA score?
FMCSA does not publish a single CSA score for carriers. Williams Complete Septic Service LLC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Williams Complete Septic Service LLC's FMCSA safety rating?
Williams Complete Septic Service 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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