| Orchidella DE | DE | Closed | n/c | 30 % | ||
| Orelia | GB | Closed | n/c | 4 % | ||
| Original Dating | GB | Closed | 30 days | 15 % | ||
| Original Dating - Mixeo | GB | Closed | 30 days | 15 % | ||
| Original Organics | GB | Closed | 30 days | 5 % | ||
| Original Penguin | GB | Closed | n/c | 7 % | ||
| Ormigo (Kurz-Kampagne) | DE | Closed | n/c | n/c | ||
| Orodispello IT | IT | Closed | 30 days | 12 % | ||
| Orpian | GB | Closed | 30 days | 10 % | ||
| Osteoplan | GB | Closed | n/c | 12 % | ||
| Otel.com | GB | Closed | n/c | 6 % | ||
| Otto Gourmet DE - Genuss aus artgerechter Haltung! | DE | Closed | 30 days | 7 % | ||
| Oukitel FR (official) | FR | Closed | n/c | 5 % | ||
| Outdoor Exclusive | GB | Closed | n/c | n/c | ||
| Outdoor Leisurewear | GB | Closed | n/c | 10 % | ||
| Outdoor Living Hot Tubs | GB | Closed | 7 days | 1 % | ||
| Outdoor Look | GB | Closed | 30 days | 5 % | ||
| Outdoor Renner | DE | Closed | n/c | 7 % | ||
| Outdoor Toys Direct | GB | Closed | n/c | 3 % | ||
| Outfits24.de DE/AT | DE | Closed | 30 days | 8 % | ||
| Outils de Qualit FR | FR | Closed | n/c | 15 % | ||
| Outlaws Amsterdam NL | NL | Closed | n/c | 8 % | ||
| Outlet-teppiche.de | DE | Closed | 30 days | 12 % | ||
| Ovemo | FR | Closed | n/c | 10 % | ||
| Overwatch League | GB | Closed | n/c | 5 % | ||
| Owkay Clothing | GB | Closed | n/c | 2 % | ||
| Oxalla | FR | Closed | n/c | 7 % | ||
| Oxbridge | GB | Closed | 60 days | 8 % | ||
| Oxyd | FR | Closed | n/c | 8 % | ||
| Oyrosy Global | US | Closed | n/c | 15 % | ||
| Oyyy | GB | Closed | n/c | 3 % | ||
| P&B Home | GB | Closed | n/c | 10 % | ||
| P&Co | GB | Closed | 90 days | 8 % | ||
| PACAMASK | GB | Closed | n/c | 11.5 % | ||
| PAPSTAR DE | DE | Closed | 30 days | 5 % | ||
| PAPSTAR FR | FR | Closed | 30 days | 5 % | ||
| PARISCITYVISION DE | DE | Closed | 15 days | 10 % | ||
| PARISCITYVISION ES | ES | Closed | 15 days | 10 % | ||
| PASSIONE BEAUTY FR | FR | Closed | n/c | 4 % | ||
| PASSIONE BEAUTY IT | IT | Closed | 30 days | 4 % | ||
| PDPAOLA ES | ES | Closed | 30 days | 5 % | ||
| PDPAOLA FR | FR | Closed | 30 days | 5 % | ||
| PDPAOLA IT | IT | Closed | 30 days | 5 % | ||
| PDPAOLA UK | GB | Closed | 30 days | 5 % | ||
| PDPAOLA US | US | Closed | 30 days | 5 % | ||
| PDSA Shop | GB | Closed | n/c | 5 % | ||
| PFALZ BBQ DE | DE | Closed | 30 days | 10 % | ||
| PI Live UK | GB | Closed | n/c | 10 % | ||
| PI Live US | US | Closed | n/c | n/c |