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.


Country / Post Ecuador
Date of Issue 2 January 2006
Primary theme Literature, Press and Comics (Newspapers & Journalists)
Subject Centenary of El Comercio
Width 37.5 mm
Height 27.5 mm
Denomination 0.40 USD
Number in set 5 (show set)
Layout/Format sheet
Perforations 13.5 by 13.5
Stamp issuing authority Unidad Postal Nuevos Correos del Ecuador