| Merchant | Domain | Country | Program Approval |
|---|---|---|---|
| oppa.com.br | Not Listed | Open | |
| oppasland.nl | Not Listed | Open | |
| opploans.com | Multiple | Open | |
| oppo.com | Not Listed | Open | |
| oppostoresg.com | Not Listed | Open | |
| oppostore.co.uk | Not Listed | Open | |
| oppsk.com | Not Listed | Open | |
| oprintware.com | Not Listed | Open | |
| shop.opro9.com | Not Listed | Open | |
| optcorp.com | Not Listed | Open |