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.

Stamps issued with CL012.18

  1. Cl010.18-80
    Wns Number
    CL010.18
    Country / Post
    Chile
    Date of Issue
    November 20, 2018
    Subject
    Christmas 2018 - Children's Drawing Contest
  2. Cl011.18-80
    Wns Number
    CL011.18
    Country / Post
    Chile
    Date of Issue
    November 20, 2018
    Subject
    Christmas 2018 - Children's Drawing Contest
  3. Cl012.18-80
    Wns Number
    CL012.18
    Country / Post
    Chile
    Date of Issue
    November 20, 2018
    Subject
    Christmas 2018 - Children's Drawing Contest
  4. Cl013.18-80
    Wns Number
    CL013.18
    Country / Post
    Chile
    Date of Issue
    November 20, 2018
    Subject
    Christmas 2018 - Children's Drawing Contest
  5. Cl014.18-80
    Wns Number
    CL014.18
    Country / Post
    Chile
    Date of Issue
    November 20, 2018
    Subject
    Christmas 2018 - Children's Drawing Contest