PNG ICO ICNS SVG MORE
Mixed
Glyph
Simple files
speech, sound, Microphone
Black
512x512
Free Misc Icon Set 1
speech, Bubble, Chat
Free Misc Icon Set 2
speech, Message, Comment
Glypho - Free
Chat, dots, Bubble
Chat, Bubble, talk
Icons Solid
speech, Bubble
iOS7 optimized
Social Media set
Chat, speech, social-network
Network & communications
Communication & Technology
Message, Comment, Chat
ok, speech bubble, Bubble
PNG SVG MORE
FatiCons
speech
UI
Freecns Cumulus
Buuble, speech
Bubbles, speech, Comments
Bubble, speech
PNG ICO ICNS MORE
Desktop apps
Ourea Icons
256x256
Business & finance
Wireframe mono icons
live chat, speech, talk
48x48