Self-service tools and resources for UK customers and organisations 

Customer services

Advice and assistance for our customers, and customer change support

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

The Extended Industry Sort Code Directory (EISCD) is produced, maintained and distributed by Vocalink and is the most accurate and comprehensive information available on the UK payments industry.

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.