Podcast Alley [ http://www.podcastalley.com/ ]
The best site to find all your podcasts, podcast feeds, podcast definitions, podcast software and best podcast directory.

Podcast Blaster [ http://www.podcastblaster.com/ ]
Offers everything you need to get podcasting today.

Podcasting Tools [ http://www.podcasting-tools.com/ ]
Find podcasting tools, specifications, podcasting directories, and information related to podcasts.