Restaurants (Starting with O) (Canada)
- O B Kitchen
- O Burger !
- O Cup
- O Deux Soeurs
- O Espeta Restaurant
- O Fuzion
- O My Sushi
- O My Tea Cafe
- O Piment
- O Station Cafe
- O Sushi
- O Town Pizza
- O-Frango
- O-Machi Taiwanese Appetizer and Bento House
- O-My Kimbap & O-My Snow
- O-Taku Lounge
- O.D Desserts
- O' Somae
- O'Brian's Restaurant & Grill
- O'Brien's Eatery & Pub
- O'Brien's Roadhouse
- O'Briens Bar & Grill
- O'Burger
- O'Byrne's Irish Pub
- O'Chevreuil Taverne Americaine
- O'Doughs
- O'Falafel
- O'Falafel Maan resturant
- O'Frenchy
- O'Grady's
- O'Grady's on Church Street
- O'Grady's Outpost
- O'Grady's Restaurant
- O'Maggio's Kildare House
- O'Magglio's Kildare House
- O'Malley's Catering
- O'Neko Hotpot & Ramen 海捞火锅&拉面
- O'Rhéma
- O'Sake
- O'SOMAE
- O&B Canteen
- O2 Joe's Tap House & Grill - Northside
- O2's Tap House and Grill
- O2's Taphouse & Grill
- O2's Taphouse and Grill
- Oak & Thorne
- Oak Bay Seafood
- Oak Park Deli
- Oak Point Restaurant
- Oak Ridges Asian Deli
- Oak Ridges Pizza House
- Oakridge 1847 Pub
- Oakridge Dragon Restaurant
- Oakridge Phoenix Restaurant
- Oakridge Pizza
- Oakridge Variety
- Oaks Garden Chinese Restaurant
- Oaks Gardens Restaurant
- OakSide Bar & Lounge
- Oakville Biryani House Indian Cuisine
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