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.

ET008.13

Country / Post Ethiopia
Date of Issue 19 March 2013
Primary theme Telecommunications
Subject Ethio Telecom
Width 30.0 mm
Height 40.0 mm
Denomination 4.00 ETB
Number in set 3 (show set)
Layout/Format sheet
Perforations 13 by 13
Stamp issuing authority Ethiopian Postal Service
Printer