For more about Social Centres and other similar spaces see here
Some other groups and contacts in Newport:
Artopsy – 01633 556942
Food not Bombs Newport – foodnotbombsnewport[@]riseup[.]net
Newport Anarchist Network – nan[@]riseup[.]net
Newport & District Refugee Support Group – lemmyc96[@]gmail[.]com, mandycj7[@]yahoo[.]co[.]uk, helenandrami[@]hotmail[.]com
Newport Communities Against Racism – @NewportCAR on twitter
Newport Palestine Solidarity – newportpalestinesolidarity[@]riseup[.]net
Peace Action Centre – http://facebook.com/groups/661708210599786/
And across south Wales and beyond:
No Borders South Wales/Anti-Raids network – southwalessolidarity[@]hotmail[.]com
South Wales Anti-Fascist Action – swafa[@]riseup[dot]net | swafa05 on twitter
Radical Wales – http://radicalwales.org | @radicalwales