Pen pal

This is a list of pen pals.


 * Arthur and Adil Akyuz (Turkey)
 * Arthur and Justin ("the other side of the state")
 * Arthur and unknown
 * Binky and unknown male ("the other side of the state")
 * Brain and unknown ("the other side of the state")
 * Buster and unknown male ("the other side of the state")
 * David Read and Tatsuya Matsumoto (Japan)
 * Francine and "Laura Somebody"/unknown male ("the other side of the state")
 * Muffy and unknown female ("the other side of the state")
 * Sue Ellen and Ayah
 * Sue Ellen and Carlos (Bolivia)
 * Sue Ellen and Tenzin Wangdu (Tibet/India)
 * Sue Ellen and unknown ("the other side of the state")

The following are characters appeared on a list of potential pen pals, but it was unclear if they ever had.
 * Alex Tankushev
 * Jose Maura
 * Kim Houng Han
 * Mindoro Fernandez
 * Johan