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.

All registered stamps issued in 2018 with theme "Winter Olympics"

  1. Kg021.18-80
    Wns Number
    KG021.18
    Country / Post
    Kyrgyzstan/Kyrgyz Post
    Date of Issue
    February 22, 2018
    Subject
    The XXIII Olympic Winter Games in Pyongchang, South Korea - Ice Hockey
  2. Kg022.18-80
    Wns Number
    KG022.18
    Country / Post
    Kyrgyzstan/Kyrgyz Post
    Date of Issue
    February 22, 2018
    Subject
    The XXIII Olympic Winter Games in Pyongchang, South Korea - Snowboard
  3. Kg023.18-80
    Wns Number
    KG023.18
    Country / Post
    Kyrgyzstan/Kyrgyz Express Post
    Date of Issue
    February 23, 2018
    Subject
    The XXIII Olympic Winter Games in Pyongchang, South Korea - Alpine skiing
  4. Kg024.18-80
    Wns Number
    KG024.18
    Country / Post
    Kyrgyzstan/Kyrgyz Express Post
    Date of Issue
    February 23, 2018
    Subject
    The XXIII Olympic Winter Games in Pyongchang, South Korea - Biathlon
  5. Sk005.18-80
    Wns Number
    SK005.18
    Country / Post
    Slovakia
    Date of Issue
    February 23, 2018
    Subject
    The XII Winter Paralympic Games in PyeongChang
  6. Am006.18-80
    Wns Number
    AM006.18
    Country / Post
    Armenia
    Date of Issue
    June 06, 2018
    Subject
    Sport - 23rd Winter Olympic Games - Pyeongchang 2018
  7. By024.18-80
    Wns Number
    BY024.18
    Country / Post
    Belarus
    Date of Issue
    June 20, 2018
    Subject
    Medal Winners of the XXIII Olympic Winter Games in Pyeongchang - Hanna Huskova - Olympic champion (freestyle)
  8. By025.18-80
    Wns Number
    BY025.18
    Country / Post
    Belarus
    Date of Issue
    June 20, 2018
    Subject
    Medal Winners of the XXIII Olympic Winter Games in Pyeongchang - Darya Domracheva - Silver medal winner (biathlon)
  9. By026.18-80
    Wns Number
    BY026.18
    Country / Post
    Belarus
    Date of Issue
    June 20, 2018
    Subject
    Medal Winners of the XXIII Olympic Winter Games in Pyeongchang - Darya Domracheva, Dzinara Alimbekava, Iryna Kryuko, Nadezhda Skardino - Olympic champions (biathlon)