Penpals, people who regularly write to each other.
Pen Pals or penpals may also refer to:
Music Pen Pals (band), an indie folk band from the United States "Penpals", by Sloan from Twice Removed "Penpals", a track from Jazz Suite Inspired by Dylan Thomas's "Under Milk Wood"
Other uses "Pen Pals" (Star Trek: The Next Generation), an episode of Star Trek: The Next Generation "Pen Pals" (The Ren & Stimpy Show), an episode of The Ren & Stimpy Show Pen Pals, a 1992 film starring Bai Ling Penpal (novel), a 2012 self-published horror/thriller novel by Dathan Auerbach