EFAF Officiating

British American  Football Referee Association - BAFRA (UK)

Amerikkalaisen Jalkapallon Erotuomari Kerho - AJEK (Finland)

Danish American Footballs Officials Assosiation - DAFOA

Austrian American Football Officials Association - AFSOE

Michigan Collegiate Football Officials' Association - MCFOA

Southern California Collegiate Football Officials Association - SCCFOA

Greater Detroit Officials Alliance

The Referee/Umpire Homepage

The Pigskin Page

Referee magazine

Football refs.org (Even more football officiating links)