Twitter Icon
Grass Social Icons
Commercial usage: Allowed
Codex Icons for Android
Free Social Icons
Grungy Social Icons
Blawb Icons
Commercial usage: Not allowed
Summer Sticks Icons
Artcore Icons
Peely Icons
Social Media Mini Icons
Peques Icons
Muffy Social Icons
Social Bookmarking Icons
Social Media Icon Set 1
Christmas Social Icons
Delicious Icon
Download Windows icon
Download PNG files
Digg Icon
Facebook Icon
LinkedIn Icon
RSS Icon
StumbleUpon Icon
Technorati Icon
YouTube Icon