Latest PRL for Sprint as of 3/6/2011

I just flashed a Sense-based MikFroyo ROM v4.5 to try it out and try to fix my GPS-not-locking problem. While I was in a Sense ROM of course, I decided to update the PRL.  It's under Menu > Settings > System Updates > Update PRL.

I was on 60674, and now I'm in 60676.  

By the way, PRL stands for Preferred Roaming List. It may or may not improve your reception.  

Here's all the nerdy info from Wikipedia.com on PRL