Just fill up your mailing address and The Linux Store will mail Linux CDs to your house. At the moment, they are giving out following distros:
Besides those, there's also an other distro section for you to fill up whatever Linux distribution you want.
Get your CDs here: The Linux Store [free.thelinuxstore.ca]
It seems like Ubuntu is not being included in the list because Ubuntu have provided the service itself. So, if you are interested in Ubuntu go here: Ubuntu (Linux) 6.06 LTS.
In case you have problem making up your mind to determine which Linux distro to use, go here: Choosing The Right Linux Distro.
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