Carrier profile · USDOT 835135 · MC-941762 · Updated Sep 6, 2026
Sound Placement Services LLC
2 power unitsCASTLE ROCK, WA50/100
AUTHORITY STATUS UNKNOWNMC-941762 STATUS UNKNOWN
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
CASTLE ROCK, WA
Density
fewermore