The best way to contact PLUG is by e-mail. If you are asking a Linux related question, you should subscribe to the PLUG email mailing list (free) and ask your question to the general members; you're welcome to unsubscribe at any time should you wish to.
You can send the PLUG Committee an email using the contact form below; the committee is responsible for the administration of the association. Alternatively, if you have an issue about the website, then select webmasters. System admins can be contacted by selecting Site Admins.
PLUG's postal address is: PO Box 2049, Yokine, Western Australia 6060, Australia.