Institutions

• Centre d'Estudis Demogràfics
• Minnesota Population Center
• Institut National d'Études Démographiques
• Cathie Marsh Centre for Census and Survey Research
• IPUMS International
• National Institutes of Health
• Sith Framework Programme

 National Statistical Offices

• Austria Statistics Austria
• Belarus Ministry of Statistics and Analysis of the Republic of Belarus
• Czech Republic Population Statistics Division Czech Statistical Office
• Germany German Federal Statistical Office
• Greece National Statistical Service of Greece
• Hungary Hungarian Central Statistical Office, Population Census Department
• Netherland Statistics Netherlands
• Portugal Instituto National de Estatística
• Romania Population and Census Division, National Statistical Institute of Romania
• Slovenia Statistical Office of the Republic of Slovenia
• Spain Instituto Nacional de Estadística
  
• Turkey Population and Housing Statistics Division State, Institute of Statistics