Locate | Make this my preferred shop Share This Twitter Facebook Welcome to Ontario Ontario 4485 Mills Circle Ontario, CA 91764 Phone: (909) 476-8421 Store Hours: Sun-Thu 5:30AM-11:00PM Fri,Sat 5:30AM-1:00AM Drive-Thru Hours: Sun-Sat 12:00AM-12:00AM Hot Light Hours: Sun-Thu 5:30AM-10:00AM and 5:30PM-10:00PM Fri,Sat 5:30AM-11:00AM and 5:00PM-11:00PM Download the App Make this my preferred shop Get Directions Come See Us! Hi. Thanks for stopping by your local Krispy Kreme Store. Virtually, of course. Now you can see where we are and what we have going on. Oh, and be sure to "LIKE" us on Facebook while you're here. It'd really mean a lot. Get Social With Our Store Facebook What's Hot Now The Happenings Franchisee This Krispy Kreme store is owned and operated by an independent franchisee. Fundraising Looking for ways to raise funds and have a sweet time? Learn more about Krispy Kreme Fundraising here.