- Bank Machine Ltd Welwyn Garden City
- Barclays Bank plc Welwyn Garden City
- Co-operative Bank plc Welwyn Garden City
- Halifax plc Welwyn Garden City
- HSBC Bank plc Welwyn Garden City
- InfoCash Ltd Welwyn Garden City
- Lloyds TSB Bank Plc Welwyn Garden City
- National Westminster Bank/NatWest Welwyn Garden City
- Nationwide Building Society Welwyn Garden City
- Notemachine Welwyn Garden City
- Paypoint Welwyn Garden City
- Royal Bank of Scotland Welwyn Garden City
- Santander Welwyn Garden City
- YourCash ATM Systems Ltd Welwyn Garden City