--- title: "Clean Truck Check Testers in Orange County, CA (159)" description: "159 CARB-credentialed Clean Truck Check testers in Orange County, California, across 29 cities. 146 offer mobile testing. Search by city, see phone numbers and…" url: "https://ctcfinder.com/testers/orange-county/" updated: "2026-11-01" publisher: "CTC Finder (independent directory, not affiliated with CARB)" --- # Clean Truck Check testers in Orange County, California 159 testing businesses in 29 cities; 146 offer mobile testing, 84 do smoke opacity tests, 116 test motorhomes. > CTC Finder is an independent directory, not affiliated with CARB. Tester data: CARB Clean Truck Check public tester list, last checked November 1, 2026. Confirm services, hours and prices with the tester. ## City pages - [Anaheim](https://ctcfinder.com/testers/orange-county/anaheim/) — 25 listings - [Orange](https://ctcfinder.com/testers/orange-county/orange/) — 14 listings - [Santa Ana](https://ctcfinder.com/testers/orange-county/santa-ana/) — 14 listings - [Huntington Beach](https://ctcfinder.com/testers/orange-county/huntington-beach/) — 13 listings - [Garden Grove](https://ctcfinder.com/testers/orange-county/garden-grove/) — 10 listings - [Buena Park](https://ctcfinder.com/testers/orange-county/buena-park/) — 9 listings - [Fullerton](https://ctcfinder.com/testers/orange-county/fullerton/) — 8 listings - [Irvine](https://ctcfinder.com/testers/orange-county/irvine/) — 7 listings - [Westminster](https://ctcfinder.com/testers/orange-county/westminster/) — 7 listings - [Costa Mesa](https://ctcfinder.com/testers/orange-county/costa-mesa/) — 6 listings - [La Habra](https://ctcfinder.com/testers/orange-county/la-habra/) — 6 listings - [Fountain Valley](https://ctcfinder.com/testers/orange-county/fountain-valley/) — 4 listings - [Placentia](https://ctcfinder.com/testers/orange-county/placentia/) — 4 listings - [Yorba Linda](https://ctcfinder.com/testers/orange-county/yorba-linda/) — 4 listings - [Lake Forest](https://ctcfinder.com/testers/orange-county/lake-forest/) — 3 listings - [Mission Viejo](https://ctcfinder.com/testers/orange-county/mission-viejo/) — 3 listings - [Rancho Santa Margarita](https://ctcfinder.com/testers/orange-county/rancho-santa-margarita/) — 3 listings - [Tustin](https://ctcfinder.com/testers/orange-county/tustin/) — 3 listings ## Brea - **[Gold Coast Tours](https://ctcfinder.com/tester/gold-coast-tours-brea/)** — 105 Gemini Ave, Brea, CA 92821 — (714) 264-0850. Services: OBD testing. - **[Wessam Temzeh](https://ctcfinder.com/tester/wessam-temzeh-brea/)** — Brea, CA 92821 — (714) 519-4285. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. ## Cypress - **[Clean Truck Check Cypress](https://ctcfinder.com/tester/clean-truck-check-cypress-cypress/)** — 5075 Brunswick Dr, Cypress, CA 90630 — (714) 356-5658. Services: mobile testing, OBD testing, motorhome testing. ## Ladera Ranch - **[West Coast emissions](https://ctcfinder.com/tester/west-coast-emissions-ladera-ranch/)** — 51 Juniper Dr, Ladera Ranch, CA 92694 — (657) 229-9349. Services: mobile testing, OBD testing, motorhome testing. ## Los Alamitos - **[Blue Sky](https://ctcfinder.com/tester/blue-sky-los-alamitos/)** — Los Alamitos, CA 90720 — (562) 537-2043. Services: mobile testing, smoke opacity (non-OBD) testing, motorhome testing. - **[California Smog Center](https://ctcfinder.com/tester/california-smog-center-los-alamitos/)** — 10359 Los Alamitos Blvd, Los Alamitos, CA 90720 — (949) 923-9651. Services: mobile testing, OBD testing, motorhome testing. ## Newport Beach - **[Hoang truong](https://ctcfinder.com/tester/hoang-truong-newport-beach/)** — Newport Beach, CA 92660 — (714) 397-8025. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. ## San Juan Capistrano - **[Chad Harding](https://ctcfinder.com/tester/chad-harding-san-juan-capistrano/)** — San Juan Capistrano, CA 92675 — (949) 212-2352. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Mike’s Mobile Carb Testing](https://ctcfinder.com/tester/mikes-mobile-carb-testing-san-juan-capistrano/)** — 25582 Via del Rey, San Juan Capistrano, CA 92675 — (949) 878-8133. Services: mobile testing, OBD testing, motorhome testing. ## Seal Beach - **[Joe Mueller](https://ctcfinder.com/tester/joe-mueller-seal-beach/)** — Seal Beach, CA 90740 — (714) 767-3840. Services: mobile testing, OBD testing. - **[shawn Minh truong](https://ctcfinder.com/tester/shawn-minh-truong-seal-beach/)** — Seal Beach, CA 90740 — (714) 397-8025. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. ## Stanton - **[Smog and More](https://ctcfinder.com/tester/smog-and-more-stanton/)** — 10711 Beach Blvd, Stanton, CA 90680 — (714) 995-7591. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[TTS Engineering](https://ctcfinder.com/tester/tts-engineering-stanton/)** — Stanton, CA 90680 — (949) 942-0556. Services: mobile testing, OBD testing. ## Surfside - **[Holy Smokes U Need A Clean Truck Check](https://ctcfinder.com/tester/holy-smokes-u-need-a-clean-truck-check-surfside/)** — Surfside, CA 90743 — (714) 661-3370. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. ## Trabuco Canyon - **[Ez inspection Services](https://ctcfinder.com/tester/ez-inspection-services-trabuco-canyon/)** — 19566 Arezzo St, Trabuco Canyon, CA 92679 — (949) 820-1869. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. ## Villa Park - **[Ryan Lane](https://ctcfinder.com/tester/ryan-lane-villa-park/)** — Villa Park, CA 92861 — (714) 204-1891. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. ## Trucking in Orange Orange County testers serve industrial areas in Anaheim, Santa Ana and Irvine, and many travel to Long Beach port customers. ## Frequently asked questions ### How many Clean Truck Check testers are in Orange County? CTC Finder lists 159 testing businesses in Orange County from CARB's public tester list (173 credentialed testers), last checked November 1, 2026. Listing on CARB's list is optional, so the real number can be higher. ### Is there mobile Clean Truck Check testing in Orange County? Yes. 146 listed businesses in Orange County offer mobile testing, which means the tester comes to your yard. Use the Mobile filter above to see them. ### How much does a Clean Truck Check test cost in Orange County? Testers set their own prices. Published prices for an OBD test are usually $50–$135 per vehicle; smoke opacity tests for older trucks often cost more, and mobile testers may add a trip fee. See the [cost guide](https://ctcfinder.com/guide/cost/).