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 Paraguay in 2003

The 2003 issuing programme is not available.
  1. Py001.03-80
    Wns Number
    PY001.03
    Country / Post
    Paraguay
    Date of Issue
    April 21, 2003
    Subject
    Centenary of the Creation of the District of San Antonio
  2. Py002.03-80
    Wns Number
    PY002.03
    Country / Post
    Paraguay
    Date of Issue
    May 30, 2003
    Subject
    Centenary of the Birth of Mrs. Josephine Piá
  3. Py003.03-80
    Wns Number
    PY003.03
    Country / Post
    Paraguay
    Date of Issue
    May 30, 2003
    Subject
    Centenary of the Birth of Mrs. Josephine Piá
  4. Py004.03-80
    Wns Number
    PY004.03
    Country / Post
    Paraguay
    Date of Issue
    June 09, 2003
    Subject
    Philatelic Events - Amazona aestiva
  5. Py005.03-80
    Wns Number
    PY005.03
    Country / Post
    Paraguay
    Date of Issue
    June 09, 2003
    Subject
    Philatelic Events - Mylopsitta monachus
  6. Py006.03-80
    Wns Number
    PY006.03
    Country / Post
    Paraguay
    Date of Issue
    June 09, 2003
    Subject
    Philatelic Events - Aratinga leucophtalmus
  7. Py007.03-80
    Wns Number
    PY007.03
    Country / Post
    Paraguay
    Date of Issue
    June 24, 2003
    Subject
    Legislative Palace
  8. Py008.03-80
    Wns Number
    PY008.03
    Country / Post
    Paraguay
    Date of Issue
    June 27, 2003
    Subject
    25th Anniversary of the Pontificate of John Paul II
  9. Py009.03-80
    Wns Number
    PY009.03
    Country / Post
    Paraguay
    Date of Issue
    July 18, 2003
    Subject
    Minor Livestock - Pigs
  10. Py010.03-80
    Wns Number
    PY010.03
    Country / Post
    Paraguay
    Date of Issue
    July 18, 2003
    Subject
    Minor Livestock - Sheep