Telstra Bigpond: mail.bigpond.com
Optus: mail.optusnet.com.au
AAPT: mail.aapt.net.au
iiNet: mail.iinet.net.au
TPG: mail.tpg.com.au
Vodafone: smtp.vodafone.com.au
Internode: mail.internode.on.net
Westnet: mail.westnet.com.au
Dodo: smtp.dodo.com.au
Ozemail: smtp.ozemail.com.au
Three (3G): smtp.three.com.au
Unwired: esmtp.unwired.com.au
Virgin Mobile 3G: smtp.vodafone.net.au