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 CR022.06

  1. Cr022.06-80
    Wns Number
    CR022.06
    Country / Post
    Costa Rica
    Date of Issue
    October 12, 2006
    Subject
    Indigenous Wild Fruits - Hymenaea courbaril
  2. Cr023.06-80
    Wns Number
    CR023.06
    Country / Post
    Costa Rica
    Date of Issue
    October 12, 2006
    Subject
    Indigenous Wild Fruits - Bixa orellana
  3. Cr024.06-80
    Wns Number
    CR024.06
    Country / Post
    Costa Rica
    Date of Issue
    October 12, 2006
    Subject
    Indigenous Wild Fruits - Garcinia intermedia