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

  1. Si045.18-80
    Wns Number
    SI045.18
    Country / Post
    Slovenia
    Date of Issue
    November 09, 2018
    Subject
    New Year's Wassailers
  2. Si046.18-80
    Wns Number
    SI046.18
    Country / Post
    Slovenia
    Date of Issue
    November 09, 2018
    Subject
    Nativity of Christ
  3. Si047.18-80
    Wns Number
    SI047.18
    Country / Post
    Slovenia
    Date of Issue
    November 09, 2018
    Subject
    Environmental Protection - Renewable energy sources
  4. Si048.18-80
    Wns Number
    SI048.18
    Country / Post
    Slovenia
    Date of Issue
    November 09, 2018
    Subject
    Environmental Protection - Clean air
  5. Si049.18-80
    Wns Number
    SI049.18
    Country / Post
    Slovenia
    Date of Issue
    November 09, 2018
    Subject
    Environmental Protection - Water as a vital resource
  6. Si050.18-80
    Wns Number
    SI050.18
    Country / Post
    Slovenia
    Date of Issue
    November 09, 2018
    Subject
    Environmental Protection - Reducing waste
  7. Si051.18-80
    Wns Number
    SI051.18
    Country / Post
    Slovenia
    Date of Issue
    November 09, 2018
    Subject
    Environmental Protection - Microplastics in the sea
  8. Si052.18-80
    Wns Number
    SI052.18
    Country / Post
    Slovenia
    Date of Issue
    November 09, 2018
    Subject
    Centenary of the First Slovene Postage Stamps
  9. Si053.18-80
    Wns Number
    SI053.18
    Country / Post
    Slovenia
    Date of Issue
    November 09, 2018
    Subject
    Slovenes around the World - Slovenes in the USA
  10. Si054.18-80
    Wns Number
    SI054.18
    Country / Post
    Slovenia
    Date of Issue
    November 09, 2018
    Subject
    Centenary of the First World War