The Croquet Association
The governing body for England, Northern Ireland, the Channel Islands and the Isle of Man. 
www.croquet.org.uk

Nottingham Croquet Blog
Discussion group about all things croquet
http://nottingham-lists.org.uk

Oxford Croquet
A site with loads of croquet stuff
www.oxfordcroquet.com

Explore Northamptonshire
Where to stay and what to do in and around Northampton
www.explorenorthamptonshire.co.uk