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.

30 most recently issued stamps

  1. Sk009.18-80
    Wns Number
    SK009.18
    Country / Post
    Slovakia
    Date of Issue
    March 14, 2018
    Subject
    Personalities - Karol L. Zachar (1918-2003)
  2. Mu003.18-80
    Wns Number
    MU003.18
    Country / Post
    Mauritius
    Date of Issue
    March 12, 2018
    Subject
    50th Anniversary of the Independence of Mautitius
  3. Mu002.18-80
    Wns Number
    MU002.18
    Country / Post
    Mauritius
    Date of Issue
    March 12, 2018
    Subject
    50th Anniversary of the Independence of Mautitius
  4. Mu001.18-80
    Wns Number
    MU001.18
    Country / Post
    Mauritius
    Date of Issue
    March 12, 2018
    Subject
    50th Anniversary of the Independence of Mauritius
  5. Sk008.18-80
    Wns Number
    SK008.18
    Country / Post
    Slovakia
    Date of Issue
    March 01, 2018
    Subject
    Personalities - Adam František Kollár (1718-1783)
  6. Es016.18-80
    Wns Number
    ES016.18
    Country / Post
    Spain
    Date of Issue
    February 28, 2018
    Subject
    World Heritage 2018 - Santiago de Compostela
  7. Sk007.18-80
    Wns Number
    SK007.18
    Country / Post
    Slovakia
    Date of Issue
    February 27, 2018
    Subject
    Easter 2018 - Paraments - Liturgical Textiles
  8. Sk006.18-80
    Wns Number
    SK006.18
    Country / Post
    Slovakia
    Date of Issue
    February 27, 2018
    Subject
    Easter 2018 - Paraments - Liturgical textiles
  9. Hk017.18-80
    Wns Number
    HK017.18
    Country / Post
    Hong Kong (PRC)
    Date of Issue
    February 27, 2018
    Subject
    Festive Customs
  10. Hk016.18-80
    Wns Number
    HK016.18
    Country / Post
    Hong Kong (PRC)
    Date of Issue
    February 27, 2018
    Subject
    Festive Customs