PODCAST AGGREGATOR SOFTWARE
Feedburner http://www.feedburner.com/fb/a/home
iPodder http://www.ipodder.org/directory/4/ipodderSoftware
Juice, the cross-platform podcast receiver            http://juicereceiver.sourceforge.net/index.php
 
How to Make a Podcast
How to Podcast
PODCAST DIRECTORIES & INFORMATION
CBC - Podcasts
Podcast Alley
Top Podcast Directories to Submit Your Podcast
RSS Network
Podcast 411