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 DZ004.13

  1. Dz002.13-80
    Wns Number
    DZ002.13
    Country / Post
    Algeria
    Date of Issue
    February 27, 2013
    Subject
    Lighthouses of Algeria - Phare de l'Ile de Srigina
  2. Dz003.13-80
    Wns Number
    DZ003.13
    Country / Post
    Algeria
    Date of Issue
    February 27, 2013
    Subject
    Lighthouses of Algeria - Phare de Cap Bougaroun
  3. Dz004.13-80
    Wns Number
    DZ004.13
    Country / Post
    Algeria
    Date of Issue
    February 27, 2013
    Subject
    Lighthouses of Algeria - Phare de Cap Ivi