PENPAL

American friend via correspondence (6)

Solution has appeared in 2 crosswords (0 across and 2 down):

• Quick crossword No 15,875 — 2021-03-25 00:00:12
  15D: Friendly American correspondent (3,3)
• Quick crossword No 15,399 — 2019-09-13 23:00:42
  16D: American friend via correspondence (6)