| Merchant | Domain | Country | Program Approval |
|---|---|---|---|
| mailchimp.com | Not Listed | Open | |
| mailbakery.com | Not Listed | Open | |
| getmailbird.com | Multiple | Open | |
| mailchimp.com | Not Listed | Open | |
| mailchimp.com | Not Listed | Open | |
| maileworld.com | Not Listed | Open | |
| mailinblack.com | Not Listed | Open | |
| mailmunch.com | Not Listed | Open | |
| mailpoet.com | Not Listed | Open | |
| mailsboxes.com | Not Listed | Open |