- InfoCan's Pen Pal Page
- National Geographic Pen Pal Network
- " It's a fun pen pal club for English-speaking boys and girls around the world who like to write, mail, and receive letters." For kids aged 6 -16.
- ePALS Classroom Exchange
- "Connect with classrooms from over 80 countries speaking 82 languages. 8,472 classrooms, representing more than 450,000 students are now participating in ePALS!"
- Intercultural E-Mail Classroom Connections
- "A free service to help teachers and classes link with partners in other countries and cultures for e-mail classroom pen-pal and project exchanges. Since its creation in 1992, IECC has distributed over 19,000 requests for e-mail partnerships. At last count, there were more than 7300 teachers in approximately 73 countries participating in at least one of the IECC lists."