Contact us

Whether you're connecting a card machine, integrating a payment gateway or have a question about your account, you can always reach out to our dedicated team.

Give us a call

Customer Support

→   01908 354 500 (UK)
→   01 485 4946 (IRE)

Sales phone number

→   01908 359 190

Opening Hours

Customer Support Opening Hours

Monday, 8am - 8pm
Tuesday, 8am - 8pm
Wednesday, 8am - 8pm
Thursday, 8am - 8pm
Friday, 8am - 8pm
Saturday, 9am - 5pm
Sunday, 10am - 4pm


Sales Opening Hours

Monday, 8.45am - 5pm
Tuesday, 8.45am - 5pm
Wednesday, 8.45am - 5pm
Thursday, 8.45am - 5pm
Friday, 8.45am - 3.30pm
Saturday, closed
Sunday, closed

Send us a letter

Retail Merchant Services Ltd.

Matrix House
North Fourth Street
Milton Keynes

Support resources

User Guides 🡒
User guides for card machines

Get setup, explore functions and start taking payments, using our quick-start user guides for card machines, online payments, ePOS and our other bolt-on services.


Setup Videos 🡒
Card machine setup videos

Learn how to connect your card machine to WiFi or Bluetooth, process your first sale and run end-of-day reports, by watching our 2-minute setup videos.