21. Tim's Smog Test Only
2314 S Vineyard Ave, Ontario, CA 91761
Coordinate: 34.03199,-117.61114
Phone: (909) 947-3700
22. Diesel Emissions Service
400 S Wineville Ave, Ontario, CA 91761
Coordinate: 34.05877,-117.5415
Phone: (909) 390-0777
23. Pro Smog Check Center
201 S Wineville Ave Ste K, Ontario, CA 91761
Coordinate: 34.06031,-117.54101
Phone: (909) 390-2234
24. Ace Smog Center
601 E Holt Blvd, Ontario, CA 91761
Coordinate: 34.06366,-117.64346
Phone: (909) 460-3090
25. Genuine Smog Test Only Center
2235 E 4th St Ste H, Ontario, CA 91764
Coordinate: 34.07788,-117.60294
Phone: (909) 944-7664
26. Express Smog Repair
105 W California St, Ontario, CA 91762
Coordinate: 34.05543,-117.65144
Phone: (909) 395-9202