400GBHD

Click through to the signup page where you can see the larger plans. They range from $480/month for the plan with 384 GB of disk space to $800/month for the one with 640 GB.

Also, a link can be found on Linode's blog refferencing the backup service. All prices for the standard Linodes are mentioned. Anything above that you might want to email: service@linode.com as an alturnate method.

You can use the forums and emial along with IRC, but don't need to use that to community in general with customers and such as well.

We all volunteer the information that we give, if that helps.