PNG ICO ICNS MORE
Social media
Pixel
Mighty Social Icons
Rss, Email
WhiteSmoke
32x32
Rss
DarkOrange
PNG MORE
WPZOOM Social Networking Icon Set
38x38
32 Pixel Social Media Icons
Classy Social Media Icons
Goldenrod
Social Networking
feed, Rss
Social Media Mini
Rss, feed
16x16
Dead simple
15x15