Various - International Athletics Associations
IAAF - International Association of Athletics Federations
IOC - International Olympic Committee
EA - European Athletics
AAC - African Athletic Confederation
AAA - Asian Athletic Association
OAA - Oceania Athletic Association
NACAC - North America, Central America and Caribbean Athletic Association
CONSUDATLE - South American Athletic Confederation
WMA - World Masters Athletics
IAU - International Association Ultrarunners
ABAF - Association of Balkan Athletic Federations
EMA - European Masters Athletics
AIMS - Association of International Marathons and Distance Races - Distance Running
WADA - World Anti-Doping Agency