EASSE (European Association Single-Sex Education)

ALCED (Asociación Latinoamericana de centros de Educación Diferenciada)

ALCED Argentina

Iguales pero diferentes

Diferenciada.org

OIDEL

NASSPE (National Association for Single-Sex Public Education)

The National Coalition of Girls’ Schools

Girls’ Schools Association

International Boys’ Schools Coalition

The Alliance of Girls’ Schools Australasia