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 Slovakia in 2011

Show issuing programme...
  1. Sk001.11-80
    Wns Number
    SK001.11
    Country / Post
    Slovakia
    Date of Issue
    January 17, 2011
    Subject
    International Year of Chemistry
  2. Sk002.11-80
    Wns Number
    SK002.11
    Country / Post
    Slovakia
    Date of Issue
    January 28, 2011
    Subject
    Cultural Heritage of Slovakia - The Church of St Georg in St Jur
  3. Sk003.11-80
    Wns Number
    SK003.11
    Country / Post
    Slovakia
    Date of Issue
    February 11, 2011
    Subject
    20th Anniversary of the Foundation of the Visegrad Group
  4. Sk004.11-80
    Wns Number
    SK004.11
    Country / Post
    Slovakia
    Date of Issue
    March 04, 2011
    Subject
    Easter 2011 - Folk Motive
  5. Sk005.11-80
    Wns Number
    SK005.11
    Country / Post
    Slovakia
    Date of Issue
    March 25, 2011
    Subject
    Ice Hockey World Championships
  6. Sk006.11-80
    Wns Number
    SK006.11
    Country / Post
    Slovakia
    Date of Issue
    March 25, 2011
    Subject
    Ice Hockey World Championships
  7. Sk007.11-80
    Wns Number
    SK007.11
    Country / Post
    Slovakia
    Date of Issue
    April 15, 2011
    Subject
    Beauties of Our Homeland - Dobsinska Ice Cave
  8. Sk008.11-80
    Wns Number
    SK008.11
    Country / Post
    Slovakia
    Date of Issue
    April 29, 2011
    Subject
    Beatification of John Paul II
  9. Sk009.11-80
    Wns Number
    SK009.11
    Country / Post
    Slovakia
    Date of Issue
    May 06, 2011
    Subject
    Europa 2011 - Forests - National Park Poloniny
  10. Sk010.11-80
    Wns Number
    SK010.11
    Country / Post
    Slovakia
    Date of Issue
    June 03, 2011
    Subject
    Children's stamp with personalised coupon

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