bug, pih, vec, lmo and udm wiki, the five approved wikipedias that had an ISO code at meta:Approved requests for new languages have been created, I didn't create the other ones because we don't have any standard way to determine a code to be used by these projects and I didn't want to make something up.
* http://bug.wikipedia.org * http://pih.wikipedia.org * http://vec.wikipedia.org * http://lmo.wikipedia.org * http://udm.wikipedia.org
wikitech-l@lists.wikimedia.org