Duncan & Son Lines INC (MC144606)
USDOT 44035 · Active · Buckeye · AZ
Public listing
- Legal name
- Duncan & Son Lines INC
- License or register id
- MC144606
- Status
- Active
- State
- AZ
- City
- Buckeye
- Category
- Authorized For Hire
- Phone
- +1 (623) 386-4511
- Address
- 23860 W Us Hwy 85, Buckeye, AZ, 85326
- Official source
- FMCSA Company Census
Verify this record on the official source named above before you hire, fund, or rely on it. An index listing is not an endorsement, a rating, or a review. Empty phone or address means that public file did not include it.
Census fleet
- Power units
- 259
- Drivers
- 231
- Operation
- Interstate
- Classification
- Authorized For Hire
- Census status
- Active
- Trucks
- 259
- FMCSA safety rating
- Satisfactory (20101013)
- MCS-150 mileage
- 23801483 (2025)
- MCS-150 date
- 20260210
- Fleet size
- 201–300 power units
- Hazmat
- Yes
- Business type
- Corporation
- Company officer
- David Duncan, Julie Smith
- Mailing address
- 23860 W Us Hwy 85, Buckeye, AZ, 85326
Company Census fields (fleet, safety, cargo, officers, mailing). VIN/plate come from SMS Input joins when present.
Inspections
- Inspection count
- 420
- Driver OOS total
- 8
- Vehicle OOS total
- 45
Aggregated from public SMS Input – Inspection (rbkj-cgst). Counts are offline; samples are newest-first.
Crashes
- Crash count
- 14
- Injuries (sum)
- 4
Aggregated from public SMS Input – Crash (4wxs-vbns). Not an FMCSA safety rating.
About
Duncan & Son Lines INC is in the FMCSA Company Census as USDOT 44035. census status Active. address 23860 W Us Hwy 85, Buckeye, AZ, 85326. 259 power units. 231 drivers. Authorized For Hire. Interstate operation. FMCSA safety rating Satisfactory as of 20101013. hazmat indicated. Source: public FMCSA Company Census. Not an FMCSA endorsement.
How to verify
How do I verify Duncan & Son Lines INC?
Match the legal name and MC144606 on FMCSA SAFER. BrokerMafia republishes the public Motus and Company Census record and does not endorse the firm.
What does this listing show?
Operating authority, USDOT, census fleet, and insurance filings when those fields are on the FMCSA extract.

