Home / United States / Ontario
Businesses in Ontario
9,281 businesses in Ontario, United States, across 24 categories. View all →
At a glance
As of August 2026, business.wiki lists 9,281 businesses in Ontario. 94% publish a phone number and 87% have a website, spread across 2309 postcode districts. The city's most common business type is restaurant (543 listed).
By postcode district: 91761 (1,522)·91764 (946)·91762 (664)·97914 (416)·44906 (271)·14519 (187)·91764-5200 (121)·91761-8607 (41)·44903 (34)·91761-1221 (33)
Categories in Ontario
Restaurant 543Automotive Service 404Financial Service 399Home Service 393Hardware Home And Garden Store 381Fashion And Apparel Store 351Personal Or Beauty Service 262Professional Service 231Casual Eatery 189Christian Place Of Worship 189Real Estate Service 184Manufacturer 183Food And Beverage Store 167Vehicle Parts Store 156Fast Food Restaurant 141Auto Dealer 135Specialized Health Care 132Electronics Store 128Dental Clinic 124Specialty Store 123Gas Station 117Atm 113Bank Or Credit Union 105Corporate Or Business Office 97
Featured in Ontario
- Walgreens PharmacyPharmacy And Drug StoreCA
- Jack in the BoxFast Food RestaurantCA
- 7-ElevenConvenience StoreCA
- Jack in the BoxFast Food RestaurantCA
- 7-ElevenConvenience StoreCA
- Del TacoFast Food RestaurantCA
- 76Gas StationCA
- 76Gas StationCA
- 7-ElevenConvenience StoreCA
- 76Gas StationCA
- 7-ElevenConvenience StoreCA
- 7-ElevenConvenience StoreCA
- KAY OutletFashion And Apparel StoreCA
- WalgreensPharmacy And Drug StoreOR
- SpeedwayGas StationOH
- SpeedwayGas StationNY
- Walgreens PharmacyPharmacy And Drug StoreNY
- AutoZoneVehicle Parts StoreCA
- ampmConvenience StoreCA
- T-MobileElectronics StoreOR
- T-MobileElectronics StoreOH
- VerizonElectronics StoreOH
- MauricesFashion And Apparel StoreOR
- T-MobileElectronics StoreCA