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 EE007.12

  1. Ee007.12-80
    Wns Number
    EE007.12
    Country / Post
    Estonia
    Date of Issue
    March 29, 2012
    Subject
    Definitive
  2. Ee008.12-80
    Wns Number
    EE008.12
    Country / Post
    Estonia
    Date of Issue
    March 29, 2012
    Subject
    Definitive