List of the RegHub "Core Group" (20 hubs)
Alentejo
Autonomous Province of Bolzano-Bozen/South Tyrol
Brandenburg
Bretagne
Community of Madrid
Comunitat Valenciana
Dubrovnic-Neretva County
Flanders
Harguita / Ialomita Counties
Hauts-de-France
Helsinki-Uusimaa
Limburg (in collaboration with Gelderland, Zuid-Holland, Overijssel, Tilburg)
Mazowieckie Voivodeship
North Rhine-Westphalia
Northern and Western Region
Oberösterreich
Thessaly
Umbria / Veneto
Vorarlberg (leading the Internationale Bodensee Konferenz)
Zachodniopomorskie
List of the RegHub "Associated Group" (17 hubs)
Brodsko-povaska
Calabria
Catalonia
Crete
Emilia-Romagna
Friuli Venezia Giulia
kohezijska Vzhodna
Košice Self-governing Region
Lower Silesia
Marche
Molise
Piedmont
Primorsko-Goranska
Sibenik-Knin
Silesia - TITRIA
Tolna
Zavaska