Online communities:

* There is a facebook group „POLYAMORY EUROPE“ for those who are on facebook. By default, this group is in English. If they post links in other languages, they include a description in English.

** sites by country:

*Austria:
Facebook groups Polyamorie Wien and Polyamorie Wien – Polyamory Vienna

*Belguim:
polyamour.be (franco-belge)
Facebook group Polyamory Belgium

*Czech:
Facebook group PolyamoryCZ

*Denmark:
http://polyamori.dk/polyamori-i-danmark/

*France:
http://polyamour.info/
polyamour.be (franco-belge)
Facebook groups L’amour au pluriel et Polyamour
Facebook group Poly Avignon

*Germany:
Polyamores Netzwerk (PAN)
polytreff.de (with mailing list)
Facebook groups Polyamorie Deutschland-Österreich-Schweiz, Polyamory deutschsprachig,  Polyamorie. Mehr als eine Liebe.
Junge Polyamorie (bis 35j), Solo Polyamory, Polyamory saferspace /deutschsprachig
Polyamory-Stammtisch-Aachen, Polyamorie Baden-Württemberg, Polyamorie Braunschweig, Polyamorie Stammtisch Dresden, Queerer Polyamorie-Stammtisch Halle-Leipzig, Polyamorie Stammtisch Köln,  PolyMuc München, Polyamorie/Beziehungsanarchie in NRW, Polyamorie Nürnberg und Umgebung

*Greece:
On meetup, there is an Athens Polyamory Group
Facebook group Polyamorygr

*Hungaria:
Facebook group Poliamoria Magyarország

*Ireland:
Facebook group Polyamory Ireland
On meetup, there is a Dublin Polyamory Discussion/Support Group

*Italy:
Poliamore Italia
Facebook group Polyamory Italy poliamore Italia

*Malta:
Facebook group Polyamory Malta

*Netherlands:
 http://polyamorie.startpagina.nl/
Facebook groups Nederlandse Polyamorie Groep, PolyAmorie.Holland, Polyamoriecafé Groningen

*Norway:
www.polynorge.no
Facebook group PolyNorge PolyNorway, PolyNorge, Poly Norge

*Portugal:
Poliamor.pt
Polyportugal

*Romania:
There is a Facebook Polyamory Dating Romania group and a Facebook group of Diversity in relationships: Diversitate în relații – grup de dating

*Slovakia:
https://www.facebook.com/polyamoriask/

*Spain:
Poliamoria.com
Facebook group Poliamoria Madrid

*Sweden:
Facebook group Poly i Sverige 

and closed local Facebook group for Malmö

*Switzerland:
http://www.polyamory.ch (with mailing list)

*United Kingdom:
UK-poly mailing list
Polytical: Ethical non-monogamy in the UK
Poly Counselling UK: counselling and therapy relating to polyamory and openly non-monogamous relationships
Facebook group: UK Polyamory, Wales Polyamory
On meetup, there is a London Polyamory Meetup Group