Football

• Football Refs
• Football Zebras
• NFL
• NFL TV Distribution Maps
• Pro-Football Reference
• Yahoo! football

Hockey

• AHL
• ArenaMaps.com
• ECHL
• Hardcore Hockey
• HockeyDB
• hockeyfights.com
• NHL
• Rink Atlas
• RinkWatch
• Slap Shot Tribute
• USA Hockey
• USA Hockey Registration