Carrier profile · USDOT 44035 · MC-144606 · Updated Jun 13, 2026
DUNCAN & SON LINES INC
259 power unitsavg 4.7 yrNational · 20 statesBUCKEYE, AZ88/100
CARRIER ACTIVEMC-144606 ACTIVERATED SATISFACTORYHAZMAT
Identity & Federal
The official FMCSA identity — legal name, DBA, addresses, contact, officers, and registration — alongside the daily-captured federal-record activity feed, monitored daily by Vektor.
Location
- Physical address
- 23860 W US HWY 85, BUCKEYE, AZ, 85326
- Operation
- Interstate· Hazmat
Contact
- Phone
- (623) 386-4511
- Cell
- (602) 329-0799
- Fax
- (623) 386-8734
- Web domain
- duncantruckingltd.com
Registration
- Officers
- Julie Smith · David Duncan
- USDOT / docket
- 44035 · MC-144606
- First registered
- Jun 1, 1974
- Last MCS-150
- Feb 10, 2026 · 23,801,483 mi (2025)
- FMCSA safety rating
- Satisfactory · Oct 13, 2010
- D-U-N-S
- 21652607
Fleet (self-reported · MCS-150)
MCS-150 filing history· biennial-update cadence
Per-filing MCS-150 history (each biennial update + the fleet/mileage it reported) is being captured from the daily federal feed and will appear here as we capture the full history.
Federal record activity· monitored daily by Vektor
No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.