Contact & Locations Chino EZ Smog is conveniently located just North of the 71 freeway at Central Ave. There's no need for an appointment! Call or stop in today! Chino EZ Smog14935 La Palma Dr Chino, California 91710Hours: 8:00am - 5:00pm M-F 8:00am - 3:00pm Sat Closed Sundays Phone: (909) 597-8984 Se Habla Español.Directions Get Directions For Driving Walking Transit Bicycling show options hide options Avoid Tolls Avoid Highways Avoid Ferries From To Fetching directions...... Reset directions Print directions