Letterflix - Send letters and snail mail online to the USA, Europe, India, or anywhere in the world. Letterflix is the easiest and secure way to send letters and snail mail anywhere in the world from the comfort of your home.
The Noun Project - Creating, Sharing and Celebrating the World's Visual Language
DocuPost - Sustainably mail letters, checks & postcards online from 75¢
Freepik - More than a million free vectors, PSD, photos and free icons. Exclusive freebies and all graphic resources that you need for your projects
Love for the Elderly - Send kind letters to elderly folks without family
Streamline icons - The world’s largest icon pack library - 100k icons and illustrations.