| Merchant | Domain | Country | Program Approval |
|---|---|---|---|
| ottoversand.at | Multiple | Open | |
| ottocases.com | Not Listed | Open | |
| otto-gourmet.de | Not Listed | Open | |
| otto-office.com | Multiple | Open | |
| ottocast.com | Not Listed | Open | |
| ottodesignworks.com | Not Listed | Open | |
| ottomanhands.com | Not Listed | Open | |
| ottonova.de | Not Listed | Open | |
| ottopay.com | Not Listed | Open | |
| otty.com | Multiple | Open |