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 LV009.04

  1. Lv009.04-80
    Wns Number
    LV009.04
    Country / Post
    Latvia
    Date of Issue
    May 01, 2004
    Subject
    Joint Issue of 10 Countries EU Candidates - 'United Europe'
  2. Lv010.04-80
    Wns Number
    LV010.04
    Country / Post
    Latvia
    Date of Issue
    May 01, 2004
    Subject
    Joint Issue of 10 Countries EU Candidates - 'United Europe'