Jotta Britannia voi suorittaa kansainvälisiä maksuja, sinun on tiedettävä pankin SWIFT-/BIC-koodi.
SWIFT-koodi koostuu 8–11 merkistä (kirjaimia ja numeroita), ja Britannia:n SWIFT-koodilla on seuraava muoto:
Alta löydät kattavan luettelon A–Z SWIFT-koodeista maassa Britannia:
| Swift-koodi | Pankki | Kaupunki |
| AACCGB21 | UBS CLEARING AND EXECUTION SERVICES LIMITED | LONDON |
| AACNGB21 | ABN AMRO CORPORATE FINANCE LIMITED | LONDON |
| AAFMGB21 | ABN AMRO FUND MANAGERS LIMITED | LONDON |
| AAHOGB21 | ABN AMRO HOARE GOVETT SECURITIES | LONDON |
| AAHVGB21 | ABN AMRO HOARE GOVETT CORPORATE FINANCE LTD. | LONDON |
| AANLGB21 | ALKEN ASSET MANAGEMENT LLP | LONDON |
| AAOGGB21 | ABN AMRO HOARE GOVETT LIMITED | LONDON |
| AAPEGB21 | AAC CAPITAL PARTNERS LIMITED | LONDON |
| AAPUGB21 | ABBOTSTONE AGRICULTURAL PROPERTY UNIT TRUST | LONDON |
| AAQIGB21 | ABN AMRO QUOTED INVESTMENTS (UK) LIMITED | LONDON |
| ABAZGB21 | ABN AMRO MEZZANINE (UK) LIMITED | LONDON |
| ABBEGB21 | ABBEY LIFE | BOURNEMOUTH |
| ABBYGB2L | SANTANDER UK PLC | LONDON |
| ABBYGB2LANB | SANTANDER UK PLC | LONDON |
| ABBYGB2LCHA | Santander (former Abbey National PLC) | |
| ABBYGB2LXXX | Santander (former Abbey National PLC) | |
| ABBYGB3E | SANTANDER UK PLC | LONDON |
| ABBYGB3ERTN | SANTANDER UK PLC | LONDON |
| ABBYGB3EXXX | Santander (former Abbey National PLC) | LONDON |
| ABCCGB22 | OTKRITIE SECURITIES LIMITED | LONDON |
| ABCEGB2L | ABC INTERNATIONAL BANK PLC | LONDON EC2R 6AB |
| ABCEGB2LXXX | ABC INTERNATIONAL BANK PLC | London |
| ABCMGB21 | ALLIED BANKING CORPORATION | LONDON EC2V 7NA |
| ABCMGB21XXX | ALLIED BANK PHILIPPINES (UK) PLC | London |