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Clean Truck Check in Unalaska, AK
1 credentialed tester in Unalaska.
Testers in Unalaska
Nearest in-person tester to Unalaska
The closest CARB-credentialed Clean Truck Check tester is Justin Mumm in Chehalis, Washington — about 1955 miles away (straight-line). Smart CTC tests over the truck’s OBD port from anywhere, with no drive and no appointment.
Nearby truck stops
OpenStreetMap-tagged truck stops, services areas, and HGV-marked fuel stations within 25 miles of Unalaska. Useful for routing a service stop around your CTC test.
- Switch Back 2~2 mi
- The "Y"~2 mi
- Switch Back 1~2 mi
- Switch Back 4~2 mi
- Switch Back 3~3 mi
Source: © OpenStreetMap contributors. Last updated 2026-05-27.