Carrier profile · USDOT 178461 · MC-203361 · Updated Aug 20, 2026

Macmillan-piper LLC

42 power unitsSEATTLE, WA84/100
CARRIER ACTIVEMC-203361 ACTIVERATED SATISFACTORYHAZMAT
Verified linksmacpiper.comFMCSA SAFER

Operations & Lanes

Where this carrier actually runs, revealed by roadside-inspection geography over the last 24 months — not where they claim to operate, shown as state-level inspection density.

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base
SEATTLE, WA
1762 6TH AVE S
Density
fewermore
Shade = roadside inspections, last 24 mo.