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 PE004.10

  1. Pe004.10-80
    Wns Number
    PE004.10
    Country / Post
    Peru
    Date of Issue
    June 22, 2010
    Subject
    El Metropolitana
  2. Pe005.10-80
    Wns Number
    PE005.10
    Country / Post
    Peru
    Date of Issue
    June 22, 2010
    Subject
    El Metropolitana