UPU definitions

Upu

1) Aramean city 2) Universal postal union
Found on https://www.crosswordclues.com/clue/upu

Upu, also called Apu (and Ubi or Upi by some authors), was the region surrounding Damascus of the 1350 BC Amarna letters. Damascus was named Dimašqu/Dimasqu/ etc. (for example, `Dimaški`-(see: Niya (kingdom)), in the letter correspondence. The region is only referenced in three letters, EA 53, 189, and 197 (EA is for `el Amarna`). Etakkama o...
Found on http://en.wikipedia.org/wiki/Upu