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 registered on 4 May 2012

Themes

Country / Post

Stamps

  1. Co033
    WNS Number
    CO033.11
    Country / Post
    Colombia
    Date of Issue
    12 October 2011
    Subject
    International Year of Afro - descendants
  2. Co034
    WNS Number
    CO034.11
    Country / Post
    Colombia
    Date of Issue
    19 October 2011
    Subject
    2011 Pan American Games Guadalajara Mexico
  3. Co035
    WNS Number
    CO035.11
    Country / Post
    Colombia
    Date of Issue
    11 November 2011
    Subject
    UPAEP Centenary
  4. Co036
    WNS Number
    CO036.11
    Country / Post
    Colombia
    Date of Issue
    15 November 2011
    Subject
    Bolivar's House in Bucaramanga
  5. Co037
    WNS Number
    CO037.11
    Country / Post
    Colombia
    Date of Issue
    26 November 2011
    Subject
    Bicentenary of the Absolute Independence of Cartagena de Indias
  6. Co038
    WNS Number
    CO038.11
    Country / Post
    Colombia
    Date of Issue
    1 December 2011
    Subject
    ONU SIDA
  7. Co039
    WNS Number
    CO039.11
    Country / Post
    Colombia
    Date of Issue
    2 December 2011
    Subject
    UPAEP - Mailboxes
  8. Co040
    WNS Number
    CO040.11
    Country / Post
    Colombia
    Date of Issue
    2 December 2011
    Subject
    Christmas 2011
  9. Co041
    WNS Number
    CO041.11
    Country / Post
    Colombia
    Date of Issue
    13 December 2011
    Subject
    Centenary of the Newspaper El Tempo