PNG ICO MORE
Android icons
Tumblr
Black
96x96
PNG MORE
Modern UI
Social, Tumblr, appbar
76x76
PNG ICO ICNS MORE
Graduation Hats Social Icons
MidnightBlue
256x256
Social Media icons
DarkSlateGray
64x64
Sugar
DarkCyan
128x128
Social Icons Sprites
DimGray
24x24
CadetBlue
24x58
72x72
Free icons for Windows8/Metro
512x512
Buttonz
Tumblr, Buttonz
Tabs Social
40x40
80x80
Social Pack #1
DarkSlateBlue
32x30
SteelBlue
32x32
Somicro
variation, Tumblr
48x48
Tumblr, Shadow
Social Links in Black
Social Icons
77x79
Simple Social Icons
So Media
Mini Social Icons