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Test your truck ANYWHERE in the USA, Canada or Mexico without scheduling shop visits or mobile testers.
RemoteOBDMotor Home
Clean Truck Check Testers in Washington
15 CARB-credentialed testers across 11 cities.
Cities with credentialed testers
Testers in Washington
ABNER ALLEN
MobileOBDOVIOVI tests are required for 2012 and older enginesMotor Home
Alexander Hansen
MobileOBD
Ace Relocation Systems
Dan Acheson
MobileOBDMotor Home
ARC Solutions
Donald Sollman
MobileOBDOVIOVI tests are required for 2012 and older enginesMotor Home
WESTERN STAR NORTHWEST
Gordon True
OBDMotor Home
Justin Mumm
MobileOBDMotor Home
MJ Leasing LLC
Methuselah Osara
MobileOBD
R.D TRUCK AND TRAILER REPAIR LLC
RANPRIT SINGH
MobileOBD
PAPE KENWORTH
ROBERT RAMIREZ
OBD
All cities & towns in Washington
- Auburn
- Chehalis
- Kent
- Buckley
- LAKEWOOD
- Olympia
- Richland
- Ridgefield
- Spanaway
- Sumner
- Tacoma
- Aberdeen
- Bellingham
- Bremerton
- Clarkston Heights-Vineland
- Colville
- Davenport
- Dayton
- East Wenatchee
- Ellensburg
- Friday Harbor
- Goldendale
- Longview
- Marysville
- Moses Lake
- Mount Vernon
- Newport
- Oak Harbor
- Omak
- Othello
- Pasco
- Pomeroy
- Port Angeles
- Port Townsend
- Puget Island
- Pullman
- Raymond
- Republic
- Shelton
- Spokane
- Stevenson
- Walla Walla
- Wenatchee
- Yakima
Trucking activity in Washington
FMCSA MCMIS reports 24,800 active motor carriers registered with operations in Washington. The Clean Truck Check program reaches the heavy-duty subset that operates in California, which is why this directory exists.
Interstate carriers
17,200
Intrastate carriers
7,600
Hazmat carriers
1,300
Passenger carriers
620
Heavy-duty power units
73,200
Medium-duty power units
14,800
Source: FMCSA MCMIS Registration Statistics. Snapshot 2024-10-01. Last fetched 2026-05-18.