The Billboard - Features information about the programme and the cast, episode guides, technical details and video clips. - http://www.sierraoscar.com/
Billfans.net - Includes episode guide archive, message board and picture galleries. - http://www.billfans.net/
The Bill - Sunhill CID RPG - Role playing game based around Sunhill CID. - http://groups.yahoo.com/group/RPG-Sunhill_CID/
The CAD Room - Discussion forum, including UK and Australian areas, general chat and storylines. - http://sunhillnick.proboards9.com
ITV - The Bill - Official site. News, plots, chat, merchandise and glimpses behind the scenes. - http://www.thebill.com/