A continuación se listan los códigos SWIFT de los bancos de Reino Unido. Estos códigos son solamente los de los participantes activos de la red SWIFT. Los códigos de otras entidades no están incluidas en esta lista.
| Identificación | Banco | Ciudad | Sucursal | Código SWIFT |
|---|---|---|---|---|
| 15501 | MAVEN INVESTMENT PARTNERS LTD | LONDON | MADGGB21 | |
| 15502 | MAXIS SECURITIES LIMITED | LONDON | MXISGB21 | |
| 15503 | MAYBANK KIM ENG SECURITIES (LONDON) LTD | LONDON | KESLGB21 | |
| 15504 | MAYFAIR CAPITAL LTD | LONDON | MYCAGB21 | |
| 15505 | MAYZUS FINANCIAL SERVICES LIMITED | LONDON | MAFVGB21 | |
| 15506 | MBNA LIMITED | CHESTER | MBEUGB21 | |
| 15507 | MCAP GLOBAL FINANCE LIMITED | LONDON | MCGFGB21 | |
| 15508 | MCARTHURGLEN UK LIMITED | LONDON | MCRHGB2L | |
| 15509 | MCBRIDE PLC | MANCHESTER | MCBPGB22 | |
| 15510 | MCCALL, AITKEN, MCKENZIE AND CO LIMITED | STIRLING | MCAKGB21 | |
| 15511 | MCHATTIE INVESTMENT MANAGEMENT LIMITED | BRISTOL | MCIAGB21 | |
| 15512 | MCINROY AND WOOD LIMITED | HADDINGTON | MCWOGB21 | |
| 15513 | MCINROY AND WOOD PORTFOLIOS LIMITED | HADDINGTON | JOINGB21 | |
| 15514 | MCO LIMITED | LONDON | MCOMGB21 | |
| 15515 | MDRN-FX SERVICES LIMITED | LONDON | MDSEGB22 | |
| 15516 | MECM LIMITED | LONDON | MEAAGB21 | |
| 15517 | MEDITOR CAPITAL MANAGEMENT LIMITED | LONDON | MECGGB21 | |
| 15518 | MEGA INTERNATIONAL COMMERCIAL BANK CO., LTD. LONDON BRANCH | LONDON | ICBCGB2L | |
| 15519 | MEIJI YASUDA EUROPE LIMITED | LONDON | MEILGB21 | |
| 15520 | MELLI BANK PLC | LONDON | MELIGB31 | |
| 15521 | MELLI BANK PLC | LONDON | MELIGB21 | |
| 15522 | MELLI BANK PLC | LONDON | TARGET-2 ACCOUNT | MELIGB21TGT |
| 15523 | MELLON TRUST OF NEW ENGLAND (UK) LIMITED | LONDON | BSDTGB21 | |
| 15524 | MELTEMI INVESTMENT MANAGEMENT LIMITED | LONDON | MEIGGB21 | |
| 15525 | MELTON MOWBRAY BUILDING SOCIETY | MELTON MOWBRAY | MMBIGB21 | |
| 15526 | MELTON MOWBRAY BUILDING SOCIETY | MELTON MOWBRAY | MMBIGB22 | |
| 15527 | MERCER ALTERNATIVES LIMITED | LONDON | ALAIGB21 | |
| 15528 | MERCER LIMITED | LONDON | WIMEGB21 | |
| 15529 | MERCHANT PLACE CORPORATE FINANCE LIMITED | LONDON | MPCFGB21 | |
| 15530 | MERCURIA ENERGY LIMITED | LONDON | TRCYGB21 | |
| 15531 | MERIAN GLOBAL INVESTORS (UK) LIMITED | LONDON | OMIAGB21 | |
| 15532 | MERITKAPITAL UK LIMITED | LONDON | MEIPGB2L | |
| 15533 | MERITUM SECURITIES LIMITED | LONDON | MEEIGB21 | |
| 15534 | MERRILL LYNCH COMMODITIES (EUROPE) LIMITED | LONDON | MLCUGB21 | |
| 15535 | MERRILL LYNCH INTERNATIONAL | HOUSTON | ML COMMODITIES INC. | MLILGB2AMCS |
| 15536 | MERRILL LYNCH INTERNATIONAL | LONDON | MEGLGB21 | |
| 15537 | MERRILL LYNCH INTERNATIONAL | LONDON | MLILGB2ASFE | |
| 15538 | MERRILL LYNCH INTERNATIONAL | LONDON | MLILGB2A | |
| 15539 | MERRILL LYNCH INTERNATIONAL | LONDON | MLILGB3LCEL | |
| 15540 | MERRILL LYNCH INTERNATIONAL | LONDON | MLILGB3LCGH | |
| 15541 | MERRILL LYNCH INTERNATIONAL | LONDON | MLILGB3LCTL | |
| 15542 | MERRILL LYNCH INTERNATIONAL | LONDON | MLILGB3LFFT | |
| 15543 | MERRILL LYNCH INTERNATIONAL | LONDON | MLILGB3LGSS | |
| 15544 | MERRILL LYNCH INTERNATIONAL | LONDON | MLILGB3LPFG | |
| 15545 | MERRILL LYNCH INTERNATIONAL | LONDON | MLILGB3LTES | |
| 15546 | MERRILL LYNCH INTERNATIONAL | LONDON | MLILGB3L | |
| 15547 | MERRILL LYNCH INTERNATIONAL | LONDON | MLILGB4LKSI | |
| 15548 | MERRILL LYNCH INTERNATIONAL | LONDON | MLILGB3LCLA | |
| 15549 | MERRILL LYNCH INTERNATIONAL | LONDON | MLILGB3LCLB | |
| 15550 | MERRILL LYNCH INTERNATIONAL | LONDON | MLILGB3LCLC |