Carrier profile · USDOT 1922797 · MC-687920 · Updated Jun 13, 2026
Mainline Industries Inc
DBA MAINLINE TRUCKING
2 power unitsavg 8 yrLocal · 1 statesCASTLE ROCK, WA50/100
CARRIER ACTIVEMC-687920 ACTIVE
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
- 858 SI TOWN RD, CASTLE ROCK, WA, 98611
- Mailing address
- 858 SI TOWN ROAD, CASTLE ROCK, WA, 98611
- Operation
- Interstate
Contact
- Phone
- (360) 430-0681
- Cell
- (360) 751-0025
- Fax
- (360) 274-4293
Registration
- Officers
- Brian Smith · Maranda Smith
- USDOT / docket
- 1922797 · MC-687920
- First registered
- Aug 5, 2009
- Last MCS-150
- Jul 30, 2025 · 129,646 mi (2024)
- FMCSA safety rating
- Not rated
- Recordable crash rate
- 0.00
- D-U-N-S
- —
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.