The following is a list of MasterCard issuers in Ireland. Not all MasterCard card issuers are represented on this list, so for complete information, please contact your preferred bank or financial institution directly.
| AIB | +353 (0) 1 6600311 | |
| Bank of Ireland | +353 1 661 5933 | |
| Ulster Bank | ||
| Inside the Republic Of Ireland | 1850 424 365 | |
| Outside the Republic Of Ireland | +3531 804 7475 | |
| National Irish Bank | ||
| Inside the Republic Of Ireland | 1850 812 022 | |
| Outside the Republic Of Ireland | +353 1484 3721 |