| Merchant | Domain | Country | Program Approval |
|---|---|---|---|
| uk.3wliners.com | Not Listed | Open | |
| 3x1.us | Not Listed | Open | |
| 3xpitching.com | Multiple | Open | |
| 3zebra.com.tw | Not Listed | Open | |
| 4cornerscannabis.com | Not Listed | Open | |
| 4elementos.de | Not Listed | Open | |
| 4gauge.com | Not Listed | Open | |
| 4inkjets.com | Multiple | Open | |
| 4living.co.uk | Not Listed | Open | |
| 4travelfriends.com | Not Listed | Open |