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 "Christmas & Easter"

  1. Ro183.18-80
    Wns Number
    RO183.18
    Country / Post
    Romania
    Date of Issue
    December 07, 2018
    Subject
    Winter Customs - People offer Gifts
  2. Ro184.18-80
    Wns Number
    RO184.18
    Country / Post
    Romania
    Date of Issue
    December 07, 2018
    Subject
    Winter Customs - Carol singers
  3. Ro185.18-80
    Wns Number
    RO185.18
    Country / Post
    Romania
    Date of Issue
    December 07, 2018
    Subject
    Winter Customs - New Year's night - Sorcova
  4. Co110.18-80
    Wns Number
    CO110.18
    Country / Post
    Colombia
    Date of Issue
    December 11, 2018
    Subject
    Christmas 2018
  5. Uy057.18-80
    Wns Number
    UY057.18
    Country / Post
    Uruguay
    Date of Issue
    December 12, 2018
    Subject
    Christmas 2018
  6. Mx042.18-80
    Wns Number
    MX042.18
    Country / Post
    Mexico
    Date of Issue
    December 14, 2018
    Subject
    Mexican Christmas
  7. Mx043.18-80
    Wns Number
    MX043.18
    Country / Post
    Mexico
    Date of Issue
    December 14, 2018
    Subject
    Mexican Christmas
  8. Ua085.18-80
    Wns Number
    UA085.18
    Country / Post
    Ukraine
    Date of Issue
    December 19, 2018
    Subject
    St. Nicolas
  9. Bb010.18-80
    Wns Number
    BB010.18
    Country / Post
    Barbados
    Date of Issue
    December 20, 2018
    Subject
    150th Anniversary of the Royal Commonwealth Society - Christmas in the Square
  10. Bb012.18-80
    Wns Number
    BB012.18
    Country / Post
    Barbados
    Date of Issue
    December 20, 2018
    Subject
    150th Anniversary of the Royal Commonwealth Society - Christmas in the Square