The World Association for the Development of Philately (WADP) and the Universal Postal Union (UPU) jointly conceived and developed the WADP Numbering System - WNS, which was launched on 1 January 2002.

Stamps issued with IT001.06

  1. It001.06-80
    Wns Number
    IT001.06
    Country / Post
    Italy
    Date of Issue
    January 01, 2006
    Subject
    Celebrating the Eighteen Year Old
  2. It002.06-80
    Wns Number
    IT002.06
    Country / Post
    Italy
    Date of Issue
    January 01, 2006
    Subject
    Celebrating the Eighteen Year Old