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Allied Irish Banks GB IBAN Format & BIC Code

Find the official BIC/SWIFT code for Allied Irish Banks GB, understand the United Kingdom IBAN format used for all Allied Irish Banks GB accounts, and validate any IBAN instantly.

Bank Details

Full nameAllied Irish Banks GB
BIC / SWIFT codeAIBKGB2L
Full BIC (with branch)AIBKGB2LXXX
Country🇬🇧 United Kingdom
CityLondon
Institution typeForeign Bank
SEPA memberYes
Transfer networkSEPA + SWIFT

IBAN Format at Allied Irish Banks GB

IBANs at Allied Irish Banks GB 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 Allied Irish Banks GB IBAN

1

Mobile or online banking

Log in to your Allied Irish Banks GB 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

Allied Irish Banks GB may include your IBAN in your account welcome pack or on any correspondence.

4

Call or visit the bank

Contact Allied Irish Banks GB customer service or visit a branch with valid photo ID to obtain your IBAN.

Validate a Allied Irish Banks GB IBAN

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

GB

Other United Kingdom Banks

United Kingdom IBAN format →
ALDMGB2L
Atom Bank

Durham

ATBKGB21
BOFIGB22
BOFSGB21
← All banks🇬🇧 Full United Kingdom IBAN format →AIBKGB2L SWIFT profile →