CyberLawEnforcement.org
Network of specialists in cybercrime investigation, training and assisting cybercrime victims online

eInvestigator.com
Resources for private investigators, detectives, law enforcement professionals, and legal researchers

International Association of Campus Law Enforcement Administrators
Advances public safety for educational institutions

Law Enforcement & Emergency Services Video Association
Resource for improving video training and promoting the use of video equipment

Law Enforcement Job.com 
Law enforcement job site

National Law Enforcement Officers Memorial Fund
Memorial to fallen officers

North American Arms
Firearm Resources on the net

Officer.com
A source for law enforcement news

Police Magazine.com
A law enforcement magazine