Customer tools

Self-service tools and resources for UK customers and organisations 


Customer services

Advice and assistance for our customers. You can also view our Customer Change Support process, and submit a new request via our online form.

Sort code checker

Search online for sort codes and validate them to ensure that you always use the correct code. You can check and confirm any UK sort code, or begin a new search by postal address.

Extended industry sort code directory

A comprehensive database of payments-related information for financial institutions participating in the UK’s Bacs, CHAPS, Cheque and Credit Clearing and Faster Payments schemes.

Modulus checking

Modulus checking allows payment originators to confirm that customer codes and account numbers are compatible before submitting a Bacs Direct Credit of Direct Debit. The service offers the most comprehensive coverage of UK financial institutions available and is regularly updated to include the latest changes.

Direct Debit originators extract

The Direct Debit originators (DDO) extract contains information on service users authorised to originate Direct Debits. The extract contains information that can be used for the resolution of customer queries relating to Direct Debits.

Management information

Using the latest analytical tools and techniques, our tool provides clients with a consolidated and enhanced view of their payments data and financial behaviours.