Contact us

Customer service

If you have any issues or queries relating to your prepaid Mastercard®, please call customer services using these details.

We can't answer cardholder queries by email. Local call rates apply.

+44 20 3475 5351 (Europe)

+1 604 200 0554 (Americas)

United Kingdom

B4B Payments
21-24 Millbank
London SW1P 4QP

United States

B4B Payments
275 Grove Street
Suite 2-400
Newton, MA 02466

Get In Touch

If you would like to find out more about how B4B Payments can help your business, please get in touch using the form below or call us on + 44 20 3137 3420.
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