The following is a list of MasterCard issuers in the U.K. Not all MasterCard card issuers are represented on this list, so for complete information, please contact your preferred bank or financial institution directly.
| Amazon.co.uk MasterCard | 0800 917 5235 | |
| Aqua Card | 0845 601 0436 | |
| Avios | 0844 49 333 99 | |
| Bank of Scotland | 08457 29 39 49 | |
| Barclaycard | 0844 811 9111 | |
| Capital One | 0800 952 5452 | |
| Halifax | 08457 28 38 48 | |
| HSBC Bank | 08457 404 404 | |
| Lloyds TSB | 0845 606 2172 | |
| M&S Credit Card | 0845 900 0900 | |
| Marbles | 0845 602 7795 | |
| MBNA | 0800 068 8788 | |
| NatWest | 0870 333 9091 | |
| Post Office MasterCard | 0800 169 2000 | |
| RBS | 0870 907 0010 | |
| Santander | 0845 602 1582 | |
| The partnership card from John Lewis and Waitrose | 0845 300 3833 | |
| Virgin Credit Card | 0800 096 9939 | |
