Westminster parliamentary constituencies are the areas used to elect MPs to the House of Commons. Gives information on the number of constituencies and with links to explain how the boundaries are decided.

Provides biographies of all MPs, and their email and website details where available.

Information about Parliament. Includes how Parliament works, how Parliament checks up on the work of Government, bills before Parliament, and information about MPs, peers and key officers.

Enter your post code to find your MP. Information on their voting record, expenses and participation in committees.

UK devolution created a national Parliament in Scotland, a national Assembly in Wales and a national Assembly in Northern Ireland. This process transferred varying levels of power from the UK Parliament to the UK's nations - but kept authority over the devolved institutions in the UK Parliament itself.

Provides map boundaries of constituencies and electoral regions across the UK, including Westminster constituencies, Scottish Parliament and Welsh Assembly and European Parliament electoral regions.