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 Serbia in 2011

The 2011 issuing programme is not available.
  1. Rs041.11-80
    Wns Number
    RS041.11
    Country / Post
    Serbia
    Date of Issue
    July 12, 2011
    Subject
    75th Anniversary of Belgrade Zoo
  2. Rs042.11-80
    Wns Number
    RS042.11
    Country / Post
    Serbia
    Date of Issue
    July 12, 2011
    Subject
    75th Anniversary of Belgrade Zoo
  3. Rs043.11-80
    Wns Number
    RS043.11
    Country / Post
    Serbia
    Date of Issue
    July 12, 2011
    Subject
    75th Anniversary of Belgrade Zoo
  4. Rs044.11-80
    Wns Number
    RS044.11
    Country / Post
    Serbia
    Date of Issue
    July 12, 2011
    Subject
    75th Anniversary of Belgrade Zoo
  5. Rs045.11-80
    Wns Number
    RS045.11
    Country / Post
    Serbia
    Date of Issue
    July 12, 2011
    Subject
    75th Anniversary of Belgrade Zoo
  6. Rs046.11-80
    Wns Number
    RS046.11
    Country / Post
    Serbia
    Date of Issue
    July 13, 2011
    Subject
    Digital Serbia
  7. Rs047.11-80
    Wns Number
    RS047.11
    Country / Post
    Serbia
    Date of Issue
    July 20, 2011
    Subject
    50 Years of Airplane "Soko Galeb"
  8. Rs048.11-80
    Wns Number
    RS048.11
    Country / Post
    Serbia
    Date of Issue
    September 01, 2011
    Subject
    50th Anniversary of the First Conference of Non-Aligned Countries
  9. Rs049.11-80
    Wns Number
    RS049.11
    Country / Post
    Serbia
    Date of Issue
    September 20, 2011
    Subject
    2011 CEV Volleyball European Championship - Women - Italy-Serbia
  10. Rs050.11-80
    Wns Number
    RS050.11
    Country / Post
    Serbia
    Date of Issue
    September 30, 2011
    Subject
    Joy of Europe