- District 's-Gravenhage e.o.
- District Amsterdam
- District Dordrecht
- District Friesland
- District Gooi & Ommenland
- District Groningen / Drenthe
- District IJsselstreek
- District Kennemerland
- District Leiden e.o.
- District Maasland en Meierij
- District Midden & Oost Gelderland
- District Midden-Brabant
- District Noord Holland
- District Noord- en Midden Limburg
- District Regio Amsterdam NBB
- District Rotterdam e.o.
- District Utrecht
- District West Brabant
- District Zeeland
- District Zuid-Limburg
- Nederlandse Bridge Bond
- World Bridge Federation
