| Business | Phone |
| A M Donuts 2439 S Grove Ave, Ontario 91761 | (909) 673-0076 |
| Bon Donuts 1859 N Vineyard Ave # A, Ontario 91764 | (909) 981-7517 |
| Christy's Donuts 2961 S Archibald Ave, Ontario 91761 | (909) 947-2072 |
| Donut City 1128 W Mission Blvd # A, Ontario 91762 | (909) 467-0024 |
| Donut Factory 803 S Mountain Ave, Ontario 91762 | (909) 988-8188 |
| Donut Palace 442 N Mountain Ave, Ontario 91762 | (909) 984-4195 |
| Donut Star 2200 S Mountain Ave, Ontario 91762 | (909) 984-7775 |
| Donut Star 2959 S Vineyard Ave, Ontario 91761 | (909) 947-4599 |
| Donut Star-Star Wok Express 1635 E 4th St, Ontario 91764 | (909) 391-1228 |
| Donutland 2252 S Euclid Ave, Ontario 91762 | (909) 988-8488 |
| Krispy Kreme Doughnuts 4485 Mills Cir, Ontario 91764 | (909) 476-8421 |
| Miss Doughnut's 658 W Holt Blvd, Ontario 91762 | (909) 391-9676 |
| Ontario Donuts 1923 E 4th St, Ontario 91764 | (909) 980-4518 |
| Pam's Donuts 2530 S Grove Ave, Ontario 91761 | (909) 947-9444 |
| Tasty Donut 110 W G St, Ontario 91762 | (909) 983-3712 |
| Yum Yum Donuts 1431 E 4th St, Ontario 91764 | (909) 391-9554 |