| Merchant | Domain | Country | Program Approval |
|---|---|---|---|
| okbank.com | Not Listed | Open | |
| okbeautybox.co.uk | Not Listed | Open | |
| okmobility.com | Not Listed | Open | |
| okmoney.fi | Multiple | Open | |
| okarecovery.com | Not Listed | Open | |
| oka-b.com | Not Listed | Open | |
| okabashi.com | Not Listed | Open | |
| oka.com | Not Listed | Open | |
| okaaspain.com | Not Listed | Open | |
| okadamanila.com | Not Listed | Open |