http://www.soccerrom.com/ : A site for computer applications for practice planning and team management tools. Pay site.

http://www.ucs.mun.ca/~dgraham/manual/ : A coach's manual on practice planning, drills, etc. Tons of information. Free site.

http://www.soccer-software.com/ : Download stats and practice planning software.

http://fp.johncoachsoccer.f9.co.uk/ : General information for coaching soccer.

http://www.brucebrownlee.com/ : General information for coaching soccer.

http://bcn.boulder.co.us/recreation/soccer/coach.htm : General information for coaching soccer. Also advice columns and coaching email lists to subscribe to.