| Merchant | Domain | Country | Program Approval |
|---|---|---|---|
| questhotelsandresorts.com | Not Listed | Open | |
| questnutrition.com | Not Listed | Open | |
| breathalyzers.com | Multiple | Open | |
| magazine.quest.nl | Not Listed | Open | |
| questionsforcouples.com | Multiple | Open | |
| questjunior.nl | Not Listed | Open | |
| questler.de | Multiple | Open | |
| questoapp.com | Not Listed | Open | |
| questor-insurance.co.uk | Not Listed | Open | |
| questrade.com | Not Listed | Open |