1. BBC - Radio - Podcasts - Directory
Find, download and subscribe to podcasts from BBC Radio
http://www.bbc.co.uk/radio/podcasts/directory

2. PodcastDirectory.com | The big directory
PodcastDirectory.com's Podcast directories offers listings of podcasts by regions, cities, languages, formats, etc with podcast reviews and popularity rankings.
http://www.podcastdirectory.com

3. PodcastAlley.com -- The place to find Podcasts
Podcast Alley is the best site to find all your Podcasts, podcast feeds, podcast definitions, podcast software and best podcast directory.
http://www.podcastalley.com

4. Apple - iTunes - iTunes Store - Podcasts
Want to listen to your favorite radio shows and audio and video programs anytime? The iTunes Store offers tens of thousands of podcasts, from both big names and independent creators.
http://www.apple.com/itunes/store/podcasts.html

5. Podfeed.net
Podfeed.net is the premier podcast directory, podcast and podcasting resource on the web. The best resource for finding podcasts, listening to podcasts and sharing your podcast with others.
http://www.podfeed.net

6. Learn Out Loud
LearnOutLoud.com is proud to present the Internet's first directory for podcasts you can learn from.
http://www.learnoutloud.com/Podcast-Directory

7. Digital Podcast - The best podcast directory of free podcasts and video podcasts.
Podcast directory and video podcast directory. Digital Podcast is the place to find the best podcasts.
http://www.digitalpodcast.com

8. Podcast411
Podcast directory and information
http://www.podcast411.com

9. Podcast Directory
Our podcasting directory is human edited. There are no automated podcast submissions possible.
http://www.podcastdir.net

10. Public Radio Fan
Directory of podcasts of public radio programs. Part of a site with audio links and program schedules for hundreds of public radio stations.
http://www.publicradiofan.com/podcasts.html

11. Podcast Pickle
Podcasting and vidcasting community site with directory, news, blog, forums and chat.
http://www.podcastpickle.com

12. Podcast Directory and Reviews of Podcasts -- IdiotVox
Visit IdiotVox for its podcast directory, full text search, rss feeds, objective podcast reviews, podcasting tips, original content and more.
http://www.idiotvox.com

13. Podblaze :: New Media Solutions, Consulting & Marketing
Podblaze provides new media solutions, consulting and marketing services including RSS, blogs, podcasting and social networks.
http://www.podblaze.com/podcast_directory.php

14. BlogExplosion Podcast Directory - Find great podcasts from around the world!
Blog directory and portal of most popular blogs for blog promotion and help generate traffic to your blog, helping you make money from your blog or get more traffic to your blog of the great blogs and weblogs all in one blog directory.
http://www.blogexplosion.com/podcast

15. A.M. Best's Podcast Directory
A.M. Best's Podcast Directory
http://www.ambest.com/podcasts