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 Cape Verde in 2004

The 2004 issuing programme is not available.
  1. Cv022.04-80
    Wns Number
    Country / Post
    Cape Verde
    Date of Issue
    November 12, 2004
    Evolution of the telephone during the 20th Century