Network: http://anarchistblackcross.org
Almada: http://cna.yoll.net
Amsterdam: http://www.squat.net/abcamsterdam/
Anarchist Black Cross Federation (USA/Canada): http://www.abcf.net/
Bern: www.abcb.ch
Brighton: http://www.brightonabc.org.uk
Bialystok: http://decentrum.bzzz.net/abc/news.html
Boston: http://www.baamboston.org/abc/
Bristol: http://www.geocities.com/bristol_abc/
Finland: http://anarkismi.net/amr/
Gent: http://www.geocities.com/abc_gent/
Iberica: http://www.nodo50.org/federacioniberica_cna/Polen: http://www.ack.most.org.pl/
Southern africa: http://www.zabalaza.net/abc/
Stockholm: http://www3.autistici.org/abc-stockholm/
Other Groups:
Campagin against prison slavery: www.againstprisonslaveryo.org
Earth Liberation Prisoners: www.spiritoffreedom.org.uk
Rote Hilfe: (Göttingen) www.rote-hilfe.de
Break The Chains: www.breakthechains.net
Prison Activist Resource center: www.prisonactivist.org
Libertarian Infoshop Zapata: Infoshop-side with info on prisoner support (in german) : www.zapata-laden.de