United Kingdom IBAN format
An IBAN from United Kingdom starts with GB and has 22 characters: two check digits and a 18-character national account number (BBAN) in the format 4!a6!n8!n. IBANs with the prefix GB also serve the Isle of Man, Jersey and Guernsey.
| IBAN length | 22 characters |
|---|---|
| BBAN format (SWIFT notation) | 4!a6!n8!n |
| Example | GB29 NWBK 6016 1331 9268 19 |
| Bank code (BIC prefix) | NWBK |
| Sort code | 601613 |
| Currency | GBP |
| Registry authority | Bank of England |
| SEPA | Country in the SEPA scheme area |
Structure by position
| Positions | Length | Content |
|---|---|---|
| 1-2 | 2 | Country code GB |
| 3-4 | 2 | IBAN check digits (mod 97) |
| 5-8 | 4 | Bank code (BIC prefix) (uppercase letters) |
| 9-14 | 6 | Sort code (digits) |
| 15-22 | 8 | Account number (digits) |
Check a United Kingdom IBAN
The check strips spaces, verifies the length (22), the account format and the mod-97 check digits, then extracts the bank and branch code.
SWIFT/BIC codes of banks in United Kingdom (19004)
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