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Address: 1810 Verne Roberts Circle 
Antioch, CA 94509   Directions

Phone Number (925) 777-0210



- We Smog All Vehicles
- Comfortable & Clean Waiting Room
- Diesel Smog Check
- DMV Renewal Smog Test
- Hybrid Smog Tests
- Out of State Smog Check
- Regular Smog Inspection
- STAR Smog Inspection
- Test Only Smog Center
- Title Transfer Smog Test

A1 Stop Smog... NO HIDDEN FEES EVER! $30 off means nothing if you still pay $50 for smog. We offer the Lowest Price with Quality Service in Antioch, Pittsburg, Oakley, and Brentwood. We are a highly rated, Test Only station with a business goal to serve the community with Quality, Speedy and Affordable Smog Check.

With a free pen, free chocolate, free water, free Wi-Fi, free car air freshener, and friendly techs, our customers always leave with a happy face. Our station is equipped and certified to inspect all vehicles which require smog checks.

Whether in need of a standard registration renewal smog inspection, STAR inspection, or a new emissions test for a title transfer... we can handle it!

Why Choose A1 Stop Smog?

  • 5 STAR rated on top review sites
  • Lowest smog check price in Antioch
  • Free Wi-Fi while you wait
  • Free gift with every smog test

Conveniently located one block East of the Costco shopping center on Verne Roberts Circle.

Shop Hours: MON-FRI 8:00am to 6:00pm. SAT 8:30am to 4:00pm. Closed on Sundays.

Smog Special: Get your smog test for ONLY $41.75* with your SmogTips coupon!

*+ $8.25 CA cert. Most 2010 & newer cars. Add $5 for trucks, SUVs, & vans. Add $10 for HD Trucks & Older Vehicles. Exclude BAR 97 cars. 1 free retest within 10 days. Must present coupon.



Which Type Should I Choose?


A1 STOP SMOG - 1810 Verne Roberts Circle Antioch, California. (925) 777-0210

More certified smog station near Antioch, CA.