Start with the comic book podcast wiki and

Add:

Ms Packrat Show   youtube
Hashtag Awesome
Comicast
NPR Culturetopia podcast
Panels on Pages Super-Fly
Bat-pod Podcast
Trilogy Everything Comes in Threes
Feedback podcast
Burnt Weiner's Whatcha Checkin Out
The Comic Book Bin podcast
Comic Book Bears
Kapow!



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Art and Story Extreme
Comic Book Crazy Spectacular Webs
Comic Book Crazy Hexcast
Comic Book Riff Raff
Comic Tube
The Crosshatch podcast
Ghettomation
The Gigcast
Gotham, Inc Book of the Month
Guerilla Geek Radio presents Department H
Just Bill Comic Book Drawer Box
Juts Bill Comic Book Drawer Box Dr Who Supplemental
The Lightbox
Limited Edition
Too Old to Grow Up
Webcomic Reviews and Interviews
Wolverine Beserker podcast
World's Finest podcast
Write Club!
2chirsandxmen podcast

Start with the comic book podcast wiki and...

Add:

Amber Unmasked podcast
The Kid's Comic Reviews - youtube
Blugoblin Comic Book Review - youtube
I've had Enough - youtube
Burpee's Comic Book Asylum - youtube
Ghostcritic - youtube
Rayman Presents Ask M.O.D.O.K. 
Comic Book Bin
Comic Cloud 
Hog av serier
Cape Crises
Cosmic Radio
Shed Talk
Chronicles of the Nerds
We Talk Comics
The Fantasticast
Classic Iron Man podcast
The 8th Circle of Hell

Start with the comic book podcast wiki and

add:
Savage Fincast
The Mostly Mellow Pop Culture podcast
Panel Pals comics podcast
2d Festival podcast
Bombast podcast.
Why Not Indie The Reasons Why
Kara Zor-El podcast
Krypton's Last Daughter a Supergirl podcast
Eeper's Choice
The Sidekickcast House of Muldwych
Nug and Cymek Review - vid
Crazy Sexy Geeks
Mike's Amazing Podcast