If you're gonna stick with AT&T, you're really down to the:
iPhone
N1
BlackBerry 9800
BlackBerry 9700
HTC Aria
Pre PLUS
Xperia X10

T-Mobile:
Nokia 5230
MyTouch 3G Slide
HTC HD2
BlackBerry 9700
HTC Touch PRO 2
N1
Samsung Vibrant

Sprint:
EVO 4G
BlackBerry 9650
BlackBerry 9930
Samsung Intercept
Epic 4G
HTC Hero 2
HTC Touch PRO 2

Verizon:
Droid X
Droid 2
Droid Incredible
Droid
Droid Eris
BlackBerry 9650
Palm Pre PLUS
Samsung Omnia II
HTC Imagio
BlackBerry 8930
Samsung Fascinate

There might be more that I forgot, but these are all just the top of my head.

Edited By: LimitedRetroOG 07/18/2010 3:13 PM. Edited 1 times.