International Building Supply LLC (USDOT 3620928)
No blockers or cautions found.
- Docket (MC) number
- MC1664278
- Operating authority
- Common carrier authority: active. The federal bulk file showed this carrier active as of 2026-08-16. We could not confirm that live just now.
- Authority granted
- 2024-10-02
- Insurance on file
- Liability (BIPD) insurance on file for $750,000.
- Safety rating
- No published safety rating
- Fleet on file
- 13 power units, 20 drivers
- Operation type
- Interstate
- Physical address
- 9 SPENCER ST, NAUGATUCK, CT 06770-4524
- MCS-150 last filed
- 2025-10
Findings
- Shares a mailing address with another company (Note): One other active company uses this carrier’s mailing address and shares its business name, a phone number, or a company officer. Shared mailing addresses can be legitimate — subsidiaries and shared back offices are common.
Connected carriers
Other carriers linked to this one in FMCSA registration and roadside-inspection records:
Frequently asked questions
What carrier is USDOT 3620928?
USDOT 3620928 is International Building Supply LLC, an interstate motor carrier.
What carrier is MC 1664278?
MC 1664278 is the docket number of International Building Supply LLC, USDOT 3620928.
What is International Building Supply LLC's MC number?
International Building Supply LLC's docket number is MC 1664278. Its USDOT number is 3620928.
Is International Building Supply LLC currently authorized to operate?
Common carrier authority: active. The federal bulk file showed this carrier active as of 2026-08-16. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does International Building Supply LLC have insurance on file with FMCSA?
Liability (BIPD) insurance on file for $750,000.
Who provides International Building Supply LLC's insurance?
International Building Supply LLC's liability insurance is filed with FMCSA by Selective Insurance Company Of The Southeast.
What is International Building Supply LLC's safety record?
In the last 24 months, FMCSA records show 5 of 8 vehicle inspections ending out-of-service for International Building Supply LLC, too few inspections for a stable rate. FMCSA records also show 0 reportable crashes in the same window.
What is International Building Supply LLC's CSA score?
FMCSA does not publish a single CSA score for carriers. International Building Supply LLC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is International Building Supply LLC's FMCSA safety rating?
International Building Supply 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
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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