Bank Branches in PWLLHELI with own SWIFT codes:

HSBC BANK PLC (ABERSOCH): HBUKGB4183M
HSBC BANK PLC (NEFYN): HBUKGB4185P
HSBC BANK PLC (PWLLHELI BRANCH): HBUKGB4150K
NATIONAL WESTMINSTER BANK PLC (PWLLHELI BRANCH, INC. ABERSOCH): NWBKGB2134R