Sort Code Checker

Why it surfaced

This is financial plumbing made unusually legible: enter a sort code and, optionally, an account number, then get three distinct checks on one screen. Its explanation also warns that unusual sort codes may need bank-specific weighting rules, so a failed result is not treated as definitive.

A browser-based UK banking utility that checks sort-code format, performs a general modulus check, and identifies the associated bank group.