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. Hk038.19-80
    Wns Number
    HK038.19
    Country / Post
    Hong Kong (PRC)
    Date of Issue
    June 11, 2019
    Subject
    Heartwarming
  2. Hk037.19-80
    Wns Number
    HK037.19
    Country / Post
    Hong Kong (PRC)
    Date of Issue
    June 11, 2019
    Subject
    Heartwarming
  3. Hk036.19-80
    Wns Number
    HK036.19
    Country / Post
    Hong Kong (PRC)
    Date of Issue
    June 11, 2019
    Subject
    Heartwarming
  4. Hk035.19-80
    Wns Number
    HK035.19
    Country / Post
    Hong Kong (PRC)
    Date of Issue
    June 11, 2019
    Subject
    Heartwarming
  5. Hk034.19-80
    Wns Number
    HK034.19
    Country / Post
    Hong Kong (PRC)
    Date of Issue
    June 11, 2019
    Subject
    Heartwarming
  6. Hk033.19-80
    Wns Number
    HK033.19
    Country / Post
    Hong Kong (PRC)
    Date of Issue
    June 11, 2019
    Subject
    Stamp sheetlet to Commemorate Hongkong Post's Participation in CHINA 2019 World Stamp Exhibition
  7. Sk013.19-80
    Wns Number
    SK013.19
    Country / Post
    Slovakia
    Date of Issue
    June 07, 2019
    Subject
    The International Mathematics Olympiad
  8. Nz044.19-80
    Wns Number
    NZ044.19
    Country / Post
    New Zealand
    Date of Issue
    June 05, 2019
    Subject
    Kupe - The Great Navigator
  9. Nz043.19-80
    Wns Number
    NZ043.19
    Country / Post
    New Zealand
    Date of Issue
    June 05, 2019
    Subject
    Kupe - The Great Navigator
  10. Nz042.19-80
    Wns Number
    NZ042.19
    Country / Post
    New Zealand
    Date of Issue
    June 05, 2019
    Subject
    Kupe - The Great Navigator