Gizmodo Australia has published prices that they believe Optus will be charging for the new iPhone 3G in Australia.

Gizmodo claims that Optus Australia will be offering a $79 cap which includes 1GB/month of data and $300 worth of calls and SMS and a $99 cap includes 3GB/month of data and $400 worth of calls and SMS.

Prices for the iPhone 3G haven’t been announced publicly by Optus yet, so we cannot be certain that this is all that Optus will bring to the table.

A websites for registering your interest in the iPhone 3G has been set up by Optus Australia.