The following banks and building societies, credit card companies and insurers are in alphabetical order. Scroll down to find out who owns yours.
| Banks and Building Societies | |
AA Financial Services |
Centrica plc |
| Abbey | Santander |
| Abbey International | Santander |
| Alliance & Leicester | Alliance & Leicester plc |
| Alliance & Leicester International | Alliance & Leicester plc |
| Allied Irish Bank | Allied Irish Bank plc |
| Allied Irish Bank IOM | Allied Irish Bank plc |
| American Express Europe | American Express |
| Ansbacher (Channel Islands) Ltd | Qatar National Bank |
| Bank of Cyprus | Bank of Cyprus |
| Bank of Ireland (NI) | Bank of Ireland Group |
| Bank of Ireland GB | Bank of Ireland Group |
| Bank of Scotland | HBOS |
| Bank of Scotland International | HBOS |
| Barclays Bank | Barclays Bank plc |
| Barnsley BS | Barnsley BS |
| Bath BS | Bath BS |
| Beverley BS | Beverley BS |
| Birmingham Midshires Solutions | HBOS |
| Bradford & Bingley | Bradford & Bingley plc |
| Bradford & Bingley International | Bradford & Bingley plc |
| Bristol & West International | Bank of Ireland Ltd |
| Britannia BS | Britannia BS |
| Britannia International | Britannia BS |
| British Gas | Centrica plc |
| Buckinghamshire BS | Buckinghamshire BS |
| Butterfield Private Bank | N.T.Butterfield & Son |
| C&G Channel Islands | Lloyds TSB Group plc |
| C Hoare & Co | C Hoare & Co |
| C.I.S. | Co-operative Group |
| Cahoot | Santander |
| Cambridge BS | Cambridge BS |
| Capital One Savings | Capital One |
| Cater Allen Private Bank | Santander |
| Chelsea BS | Chelsea BS |
| Cheltenham & Gloucester | Lloyds TSB Group plc |
| Chesham BS | Chesham BS |
| Cheshire BS | Cheshire BS |
| Chorley & District BS | Chorley & District BS |
| Citibank | Citigroup Inc. |
| City of Derry BS | City of Derry BS |
| Close Brothers | Close Brothers |
| Clydesdale Bank | National Australia Bank |
| Clydesdale Bank International | National Australia Bank |
| Co-operative Bank | Co-operative Group |
| Co-operative Bank (Guernsey) | Co-operative Group |
| Coutts & Co | Royal Bank of Scotland |
| Coventry BS | Coventry BS |
| Cumberland BS | Cumberland BS |
| Darlington BS | Darlington BS |
| Derbyshire BS | Derbyshire BS |
| Derbyshire Offshore | Derbyshire BS |
| Direct Line | Royal Bank of Scotland |
| Dudley BS | Dudley BS |
| Dunfermline BS | Dunfermline BS |
| Earl Shilton BS | Earl Shilton BS |
| Ecology BS | Ecology BS |
| Egg | Citigroup Inc. |
| Fairbairn Private Bank | Old Mutual plc |
| First Active CI Ltd | Royal Bank of Scotland |
| First Direct | HSBC Bank plc |
| First Trust Bank | Allied Irish Bank plc |
| First Trust Bank (NI) | Allied Irish Bank plc |
| Furness BS | Furness BS |
| Halifax | HBOS |
| Hanley Economic BS | Hanley Economic BS |
| Harpenden BS | Harpenden BS |
| Heritable Bank | Landsbanki Group |
| Hinckley & Rugby BS | Hinckley & Rugby BS |
| Holmesdale BS | Holmesdale BS |
| HSBC | HSBC Bank plc |
| HSBC International | HSBC Bank plc |
| ICICI | ICICI Bank Ltd |
| Icesave | Landsbanki Group |
ING Direct |
Intl Netherlands Grp |
| Intelligent Finance | HBOS |
| International Currency Exchange | Lenlyn Group |
| Investec Bank (UK) | Investec Private Bank |
| Investec Bank (CI) Ltd | Investec Private Bank |
| Ipswich BS | Ipswich BS |
| Irish Nationwide (IOM) Ltd | Irish Nationwide BS |
| Irish Permanent International | Irish Life & Permanent plc |
| Isle of Man Bank | Royal Bank of Scotland |
| Jarvis Investment Management | Jarvis Investment Management |
| Julian Hodge | Julian Hodge Bank |
| Kaupthing Singer & Friedlander | Kaupthing Bank hf |
| Kent Reliance BS | Kent Reliance BS |
| Laiki Bank | Cyprus Popular Bank |
| Landsbanki Guernsey Ltd | Landsbanki Group |
| Leeds BS | Leeds BS |
| Leek United BS | Leek United BS |
| Liverpool Victoria | Liverpool Victoria |
| Lloyds TSB | Lloyds TSB Group plc |
| Lloyds TSB Offshore | Lloyds TSB Group plc |
| London Scottish Bank | London Scottish Bank |
| Loughborough BS | Loughborough BS |
| Manchester BS | Manchester BS |
| Mansfield BS | Mansfield BS |
| Market Harborough BS | Market Harborough BS |
| Marks & Spencer Money | Marks and Spencer |
| Marsden BS | Marsden BS |
| MBNA Savings | Bank of America |
| Melton Mowbray BS | Melton Mowbray BS |
| Monmouthshire BS | Monmouthshire BS |
| National Counties BS | National Counties BS |
| National Savings | An executive agency of the Government |
| Nationwide BS | Nationwide BS |
| Nationwide International | Nationwide BS |
| NatWest | Royal Bank of Scotland |
| NatWest Offshore | Royal Bank of Scotland |
| Newbury BS | Newbury BS |
| Newcastle BS | Newcastle BS |
| Northern Bank | Danske Bank Group |
| Northern Bank NI | Danske Bank Group |
| Northern Rock | Northern Rock plc |
| Norwich & Peterborough BS | Norwich & Peterborough BS |
| Norwich Union | Aviva plc |
| Nottingham BS | Nottingham BS |
| Post Office | Royal Mail Group plc |
| Post Office Financial Services | Royal Mail Group plc |
| Principality BS | Principality BS |
| Progressive BS | Progressive BS |
| Royal Bank of Canada (CI) Ltd | Royal Bank of Canada |
| Royal Bank of Scotland | Royal Bank of Scotland |
| Royal Bank of Scotland Int Ltd | Royal Bank of Scotland |
| Royal Bank of Scotland Int Ltd | Royal Bank of Scotland |
| S G Hambros Bank (Gibraltar) | Soci??t?? G??n??rale Group |
| Saffron BS | Saffron BS |
| Saga | Saga Limited |
| Sainsbury's Bank | J Sainsbury plc/HBOS |
| Scarborough BS | Scarborough BS |
| Scottish BS | Scottish BS |
| Scarborough (CI) Ltd | Portman BS- Nationwide BS since Sep 30 2007 |
| Scottish Widow's Bank | Lloyds TSB Group plc |
| Schroders (CI) Ltd | Schroders plc |
| Secure Trust Bank | Arbuthnot Banking Group |
| Shepshed BS | Shepshed BS |
| Singer & Friedlander (IOM) Ltd | Kaupthing Bank hf |
| Skipton BS | Skipton BS |
| Skipton Guernsey | Skipton BS |
| Smile | Co-operative Group |
| Stafford Railway BS | Stafford Railway BS |
| Standard Bank | Standard Bank Group |
| Standard Chartered (Jersey) Ltd | Standard Chartered Group |
| Standard Life Bank | Standard Life Assurance Ltd, part of Standard Life plc |
| Stroud & Swindon BS | Stroud & Swindon BS |
| Teachers BS | Teachers BS |
| Tesco Personal Finance | RBS/Tesco |
| Thomas Cook | Thomas Cook AG |
| Thomson | TUI AG |
| Tipton & Coseley BS | Tipton & Coseley BS |
| Travelcare | Co-operative Group |
| Travelex | Travelex Group |
| Triodos Bank | Triodos Bank NV |
| Ulster Bank Limited | Royal Bank of Scotland |
| Vernon Building Society | Vernon Building Society |
| Virgin Money | Virgin Group |
| Wesleyan Savings Bank> | Wesleyan Savings Bank Ltd |
| Western Union | Western Union Holdings Inc. |
| West Bromwich BS | West Bromwich BS |
| Woolwich Guernsey | Barclays Private Clients International Limited |
| Yorkshire Bank | National Australia Bank |
| Yorkshire BS | Yorkshire BS |
| Yorkshire Guernsey | Yorkshire BS |
| Zurich Bank International Ltd | Zurich Financial Services |
| Loans | |
| AA | Centrica |
| Abbey | Santander |
| Alliance & Leicester | Alliance & Leicester |
| ASDA | GE Money |
| Bank of Ireland (NI) | Bank of Ireland |
| Bank of Scotland | HBOS |
| Bank of Scotland | HBOS |
| Barclaycard | Barclays Bank plc |
| Barclays Bank | Barclays Bank plc |
| Black Horse | Lloyds TSB |
| Bradford & Bingley | Co-operative Bank |
| Britannia BS | Bank of Scotland |
| Cheshire BS | Co-operative Bank |
| Clydesdale Bank | National Australia Bank |
| Co-operative Bank | Co-operative Bank |
| Coventry BS | Coventry Building Society |
| Cumberland BS | Co-operative Bank |
| Derbyshire BS | Co-operative Bank |
| Direct Line | Royal Bank of Scotland |
| Dudley BS | Co-operative Bank |
| Egg | Citi |
| First Direct | HSBC |
| First Trust Bank (NI) | Allied Irish Bank |
| Furness BS | Co-operative Bank |
| Goldfish | Liverpool Victoria Banking Services |
| Halifax | HBOS |
| Halifax | HBOS |
| HSBC | HSBC |
| Intelligent Finance | HBOS |
| Lloyds TSB | Lloyds TSB |
| Lombard Direct | Royal Bank of Scotland |
| Marks & Spencer Money | HSBC |
| Masterloan | Barclays Bank plc |
| MINT | Royal Bank of Scotland |
| Moneyback Bank | Alliance & Leicester |
| Nationwide BS | Nationwide BS |
| NatWest | Royal Bank of Scotland |
| NatWest | Royal Bank of Scotland |
| Northern Rock | Northern Rock |
| Norwich & Peterborough BS | Norwich & Peterborough BS |
| Norwich Union | Co-operative Bank |
| Ocean Money | Ocean Finance |
| Post Office?? | Bank of Ireland |
| RAC Financial Services | Co-operative Bank |
| Royal Bank of Scotland | Royal Bank of Scotland |
| Royal Bank of Scotland | Royal Bank of Scotland |
| Sainsbury's Bank | HBOS (50/50 joint venture) |
| Smile | Co-operative Bank |
| Stroud & Swindon BS | Co-operative Bank |
| Tesco Personal Finance | Royal Bank of Scotland |
| Ulster Bank (NI) | Royal Bank of Scotland |
| Vernon BS | Co-operative Bank |
| Yorkshire Bank | National Australia Bank |
| Your personal loan.co.uk | Co-operative Bank |
| Mortgages | |
| Abbey | Santander |
| Accord Mortgages Limited | Yorkshire BS |
| Advantage | Morgan Stanley Group |
| Alliance & Leicester | Alliance & Leicester plc |
| Allied Irish Bank (GB) | Allied Irish Bank plc |
| Amber Homeloans | Skipton BS |
| Bank of Ireland Mortgages | Bank of Ireland Group |
| Bank of Scotland International | HBOS |
| Bank of Scotland Mortgages | HBOS |
| Barnsley BS | Barnsley BS |
| Bath BS | Bath BS |
| Birmingham Midshires Solutions | HBOS |
| Bradford & Bingley | Bradford & Bingley |
| Bristol & West Mortgages |