Due to the COVID-19 global pandemic our hours have changed to the schedule listed below. However, the hours may change depending on any unprecedented events.

Business hours:

no appt needed. first come first serve.


  Monday              8:30 AM - 5:30 PM

  Tuesday              8:30 AM - 5:30 PM

  Wednesday        8:30 AM - 5:30 PM

  Thursday            8:30 AM - 5:30 PM

  Friday                  8:30 AM - 5:30 PM

  Saturday             8:00 AM - 4:00 PM

  Sunday                CLOSED

We are closed on all Major US Holidays.

Tel: (562)430-6477

10359 Los Alamitos Blvd, Los Alamitos, CA 90720, USA

C​alifornia Smog Center