open envelope with a letter

An envelope, phone symbol, at symbol, and speech bubble with ellipses.

Communication Icons

A rectangular speech bubble with three overlapping "p" letters.

A speech bubble with a phonetic letter inside. 

A mug with a sad face on it, along with a speech bubble containing ellipses.

A mail envelope and an upwards arrow inside a speech bubble.

An envelope containing two squares on top of one another, each with a sad face and a sweat drop, next to two speech bubbles on the sides.

A simple uppercase letter A inside a speech bubble.

A mail envelope and a dot inside a speech bubble.

A rectangular speech bubble with a graph, an envelope, and other graphics.