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 Ethiopia in 2011

The 2011 issuing programme is not available.
  1. Et001.11-80
    Wns Number
    ET001.11
    Country / Post
    Ethiopia
    Date of Issue
    May 24, 2011
    Subject
    Mosques
  2. Et002.11-80
    Wns Number
    ET002.11
    Country / Post
    Ethiopia
    Date of Issue
    May 24, 2011
    Subject
    Mosques
  3. Et003.11-80
    Wns Number
    ET003.11
    Country / Post
    Ethiopia
    Date of Issue
    May 24, 2011
    Subject
    Mosques
  4. Et004.11-80
    Wns Number
    ET004.11
    Country / Post
    Ethiopia
    Date of Issue
    June 09, 2011
    Subject
    Churches
  5. Et005.11-80
    Wns Number
    ET005.11
    Country / Post
    Ethiopia
    Date of Issue
    June 09, 2011
    Subject
    Churches
  6. Et006.11-80
    Wns Number
    ET006.11
    Country / Post
    Ethiopia
    Date of Issue
    June 09, 2011
    Subject
    Churches
  7. Et007.11-80
    Wns Number
    ET007.11
    Country / Post
    Ethiopia
    Date of Issue
    September 02, 2011
    Subject
    Bridges - Tezeke Bridge No 3
  8. Et008.11-80
    Wns Number
    ET008.11
    Country / Post
    Ethiopia
    Date of Issue
    September 02, 2011
    Subject
    Bridges - Hidassie Bridge
  9. Et009.11-80
    Wns Number
    ET009.11
    Country / Post
    Ethiopia
    Date of Issue
    September 02, 2011
    Subject
    Bridges - Beshela River Bridge
  10. Et010.11-80
    Wns Number
    ET010.11
    Country / Post
    Ethiopia
    Date of Issue
    September 02, 2011
    Subject
    Bridges - Blue Nile Bridge