| United Kingdom and Ireland— | |
| House of Lords, Offices | 7,000 |
| House of Commons, Offices | 7,000 |
| Treasury and Subordinate Departments? | 10,000 |
| Home Office and Subordinate Departments | 10,000 |
| Foreign Office | 7,000 |
| Colonial Office | 5,000 |
| Privy Council Office and Subordinate Departments | 1,000 |