The 2012 novel Penpal takes a dark twist to this innocent idea by the plot revolving around the protagonist being stalked ever since sending his letter.
The 2015 musical album Gold is a collaboration between musicians Jetty Rae and Heath Mc Nease under the moniker "Pen Pals".
Therefore the pen pal relationships with inmates are still conducted via postal mail.
Other pen pal organizations have survived by embracing the technology of the Internet.
In recent years, pen pal correspondence with prison inmates has gained acceptance on the Internet.
At the 1964/1965 World's Fair in New York, the Parker Pen pavilion provided a computer pen pal matching service.
The Australian author Geraldine Brooks wrote a memoir entitled Foreign Correspondence (1997) about her childhood, which was enriched by her exchanges of letters with other children in Australia and overseas and her travels as an adult in search of the people they had become.
In the 1970s, syndicated children's television program Big Blue Marble often invited viewers to write to them for their own pen pal.
The 1983 Bollywood film Romance is about two people, Amar (from India) and Sonia (from the UK) who fall in love after becoming pen pals.
The 1999 Bollywood film Sirf Tum has a similar storyline.
Some people are looking for romantic interests, while others just want to find friends.