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Santander UK plc IBAN Format & BIC Code

Find the official BIC/SWIFT code for Santander UK plc, understand the United Kingdom IBAN format used for all Santander UK plc accounts, and validate any IBAN instantly.

Bank Details

Full nameSantander UK plc
BIC / SWIFT codeABBYGB2L
Full BIC (with branch)ABBYGB2LXXX
Country🇬🇧 United Kingdom
CityLondon
Institution typePrivate Bank
SEPA memberYes
Transfer networkSEPA + SWIFT

IBAN Format at Santander UK plc

IBANs at Santander UK plc follow the United Kingdom standard: 22 characters starting with GB.

Example structure (United Kingdom format):

G
B
2
9
N
W
B
K
6
0
1
6
1
3
3
1
9
2
6
8
1
9
Country
Check Digits
Bank Code
Sort Code
Account No.

Grouped example:

GB29 NWBK 6016 1331 9268 19

IBAN Field Breakdown

Country Code
2 charsISO 3166-1 alpha-2 country code (GB)
Check Digits
2 charsMOD-97-10 check digits per ISO 13616
Bank Code
4 letters4-letter bank identifier (SWIFT prefix)
Sort Code
6 digits6-digit branch sort code
Account No.
8 digits8-digit account number

How to Find Your Santander UK plc IBAN

1

Mobile or online banking

Log in to your Santander UK plc account and navigate to account details. Your IBAN is usually shown on the main account overview page.

2

Bank statement

Your full IBAN appears on any official account statement — typically at the top alongside the account name.

3

Debit card / welcome letter

Santander UK plc may include your IBAN in your account welcome pack or on any correspondence.

4

Call or visit the bank

Contact Santander UK plc customer service or visit a branch with valid photo ID to obtain your IBAN.

Validate a Santander UK plc IBAN

Enter any GB IBAN — MOD-97 check digit verification + bank lookup.

GB

Other United Kingdom Banks

United Kingdom IBAN format →
ALDMGB2L
AIBKGB2L
Atom Bank

Durham

ATBKGB21
BOFIGB22
← All banks🇬🇧 Full United Kingdom IBAN format →ABBYGB2L SWIFT profile →