These hopefully are the most up to date and active Garbage sites on the net today.

Absolute Garbage
Launched in 2011 the site is pretty up to date with all the latest news and articles on the band.

Garbage Base
An excelent Garbage fansite that lists nearly all Garbage shows’ setlists, from their first concert ever to the last.

Garbage Pro Boards Forum
One of the best and most used Message Boards on Garbage, with many users.

The Garbage Fan Experience
A new project by Jake Rubin well worth checking out.

Wikipedia (Garbage)
Wikipedia is a free encyclopedia that anyone can edit. The sub-page dedicated to Garbage is more up-to-date and complete biography available.