- OneFriends
- OneMillion & EricKayser
- Oneminorder
- OneNumber Health
- OneNumber Pro
- Oneonta-2-Go
- OnePriceCoffee
- OneQR KDS
- OneQR Shop
- OneQR Wait
- OneSnap - Food Delivery App
- OneSnapDelivery
- ONFC Store
- OnFire
- OnFire Producer
- OnFire Team
- Ongkir Gratis
- Onigilly Japanese Gourmet
- 宅配ネットスーパーOniGO / フードデリバリー
- Onii
- Onkel
- Onkel Otto Stuttgart Wangen
- Onkel Süd
- Onkel Willy's Hütte
- Onkel's Pizza
- Online Bestellmanager
- Online Bite
- Online eMenu
- Online Halal Food
- Online Kitchen
- Online Kitchen POS
- Online Kochi
- Online Order Notification
- ONLINE RESTORAN
- OnlineKaka Driver
- Onlinekaka Merchant
- OnlineKaka | Order Food Online
- OnlineShops.ae
- Only Food | Великий Новгород
- Only For Food Lovers
- Only Halal
- Only In Boston
- Only in Dade
- Only Recipes
- Onny's Thai
- Ono Hawaiian BBQ
- Ono Poke Co.
- Onslow Balti Lounge
- Ontap - Craft beers and pubs
- Ontapp
- Ontapp Business
- OnTheGoDelivery.com
- OnTi
- Onur 2 Pforzheim
- Balaban Vedat Usta
- ONUS RIDES
- Onvo Rewards
- Onyx
- Onyx Customer Restaurant
- Oody - Travel Like A Local
- Ooeygooeycookie, Oldham
- Ooha!
- OOHK: Food Delivery
- Ooni Pizza Ovens
- Ooooby - Veggie Box
- Ooras
- Oori Rice Triangles
- Ootoya Sushi Restaurant
- OP Quota
- Opa Gyros - Domicilios
- OPA! of Greece
- Opaala Venues