Halifax Plc Londonderry, United Kingdom SWIFT Code :: HLFXGB21M58 Halifax Plc Londonderry, United Kingdom SWIFT Code :: HLFXGB21M59 Halifax Plc Londonderry, United Kingdom SWIFT Code :: HLFXGB21O11 Halifax Plc Londonderry, United Kingdom SWIFT Code :: HLFXGB21Q19 
