Ontario West Travel Center Ontario, CA Contact Information 4265 E Guasti Rd , Ontario, CA, California 91761 (909) 390-2525 https://www.calrecycle.ca.gov/UsedOil/ Location Get Directions By car By public transit Walking Bicycling HoursPlease call for hours of operation. Automotive Motor Oil Oil Filters 1 2 3 4 50.000 Does this listing contain inaccurate information? If so please send us a correction. Your name Your email Subject Please describe what corrections need to be made to the listing.