IBAN & Sort Code Validator
Validate IBANs, extract bank/branch/account fields, and resolve SWIFT/BIC from a local directory.
100% client-side · no data leaves this device
Valid IBAN · National Westminster Bank (NatWest)
Formatted IBAN
GB82 WEST 1234 5698 7654 32
Country
GB
Check digits
82
SEPA country
Yes
Bank identifier
WEST
Branch / sort code
123456
Account number
98765432
BBAN
WEST12345698765432
Bank name
National Westminster Bank (NatWest)
SWIFT / BIC
NWBKGB2L
City
London
Directory country
GB
SWIFT / bank details resolved from the on-device directory — IBAN was not sent anywhere.