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 by Côte d'Ivoire with theme "Birds - General"

  1. Ci016.04-80
    Wns Number
    CI016.04
    Country / Post
    Côte d'Ivoire
    Date of Issue
    December 22, 2004
    Subject
    Fauna & flora - Trichosurus vulpecula
  2. Ci015.04-80
    Wns Number
    CI015.04
    Country / Post
    Côte d'Ivoire
    Date of Issue
    December 22, 2004
    Subject
    Fauna & flora - Molothrus bonarlensis