Recently i've been getting into sugarcult, I wouldn't really consider they're more recent stuff pop-punk it has a bit of a heavier sound to it. Palm Trees and Power line and Start Static are probaly the best album, palm trees being the better one.
Reccomendations
Pretty Girl
Back To California
Counting Stars
Crying
Bouncing Off The Walls
Worst December
http://www.myspace.com/sugarcult