Company snapshot
- Legal name
- Mainline Industries INC
- DBA
- Mainline Trucking
- USDOT number
- 1922797
- MC docket
- MC687920
- Physical address
- 858 Si Town Rd, Castle Rock, WA, 98611
- Phone
- (360) 430-0681
- Power units
- 2
- Drivers
- 2
- Operation
- Interstate
- Operating radius
- Interstate <100 mi
- Cargo
- Logs, Poles, Beams, Lumber
- Last MCS-150 filing
- Jul 30, 2025
Operating authority
- Common authority
- Active
- Contract authority
- Not held
- Broker authority
- Not held
- Authority granted
- Aug 5, 2009
- MCSIP step
- 0
Insurance on file
- Insurer (writing paper)
- American Forest Casualty Company Rrg
- Filing form
- BMC-91X
- Coverage amount
- $1,000,000
- BI/PD on file
- $1,000,000
- Estimated renewal window
- Q4 2026
Safety record
- FMCSA safety rating
- Not rated
- Roadside inspections (24 mo)
- 1
- Out-of-service inspections
- 0
- Inspections with violations
- 1
- BASICs in alert
- 0
Source: FMCSA census, Licensing & Insurance (L&I) and SMS publications, mirrored and refreshed daily. Record last synced Jul 30, 2026. Native Base is not affiliated with FMCSA; always confirm against the live federal record before binding.
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