If you suspect you have been a victim of fraud involving Pay, please contact your bank immediately to report this. For assistance and answers to your questions about our Pay solution during business hours, contact us by email at: SpiirUK_Support@mastercard.com

Or by post: Complaints Officer, Mastercard OB Services UK Limited, 1 Angel Lane, London EC4R 3AB.

If you need support in understanding our service or anything on our website, we are very happy to assist you in any way we can, so please contact us on SpiirUK_Support@mastercard.com so that we can offer you the additional support you need.