Here's mine, though I gotta kill some, because I don't have time for music anymore
The Bored-Again Christian
The Bugle
Coverville
Jordan Jesse Go (on the chopping block)
KCRW's Le Show (if you speed through the "bits", he highlights some interesting news)
KCRW's Left Right and Center
The Math Factor
Never Not Funny
NPR: All Songs Considered
NPR: All Songs Considered Live Concerts
NPR: Wait Wait Don't Tell Me
The Official Lost Podcast
On the Media
Phil Keaggy Podcast
Philosophy Bites
PRI: The Sound of Young America
The Rogue's Gallery (on the chopping block; 4 hours per week of newish prog-rock, with maybe 90 minutes worth hearing)
WFMU's Best Show
WFMU's Best Show Gems
WFMU's Night People (some entertaining moments, and it's got to be nice for the station to be able to fill 4 hours, but these guys, honestly, have about 40 good minutes in them a week. They should be a 6:00 or 7:00 1-hour show; definitely on the block)
WFMU's Seven Second Delay
WFMU's The Dusty Show
WNYC's Radio Lab