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.

CI009.05

Country / Post Côte d'Ivoire
Date of Issue 28 September 2005
Primary theme Science & Technology (World Summit on the Information Society 2003-2005 (WSIS))
Subject World Summit on the Information Society (WSIS)
Width 40.0 mm
Height 30.0 mm
Denomination 30 XOF
Number in set 2 (show set)
Layout/Format sheet of 25
Perforations 13.5 by 13.5
Stamp issuing authority La Poste de Côte d'Ivoire
Printer Impressor SA