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 Nauru in 2003

The 2003 issuing programme is not available.
  1. Nr001.03-80
    Wns Number
    NR001.03
    Country / Post
    Nauru
    Date of Issue
    April 29, 2003
    Subject
    WWF - Sea Anemones and Anemone Fish - Red and Black Anemone Fish
  2. Nr002.03-80
    Wns Number
    NR002.03
    Country / Post
    Nauru
    Date of Issue
    April 29, 2003
    Subject
    WWF - Sea Anemones and Anemone Fish - Orange-Fin Anemone Fish
  3. Nr003.03-80
    Wns Number
    NR003.03
    Country / Post
    Nauru
    Date of Issue
    April 29, 2003
    Subject
    WWF - Sea Anemones and Anemone Fish - Magnificent Sea-Anemone
  4. Nr004.03-80
    Wns Number
    NR004.03
    Country / Post
    Nauru
    Date of Issue
    April 29, 2003
    Subject
    WWF - Sea Anemones and Anemone Fish - Merten's Sea-Anemone
  5. Nr005.03-80
    Wns Number
    NR005.03
    Country / Post
    Nauru
    Date of Issue
    October 26, 2003
    Subject
    Powered Flight - Zeppelins - LZ127 Graf Zeppelin over Mount Fuji
  6. Nr006.03-80
    Wns Number
    NR006.03
    Country / Post
    Nauru
    Date of Issue
    October 26, 2003
    Subject
    Powered Flight - Zeppelins - LZ127 Graf Zeppelin over San Francisco
  7. Nr007.03-80
    Wns Number
    NR007.03
    Country / Post
    Nauru
    Date of Issue
    October 26, 2003
    Subject
    Powered Flight - Zeppelins - LZ127 Graf Zeppelin exchanging mail with Russian Icebreaker
  8. Nr008.03-80
    Wns Number
    NR008.03
    Country / Post
    Nauru
    Date of Issue
    October 26, 2003
    Subject
    Powered Flight - Santos-Dumont wins the "deutsch Prize", October 1901
  9. Nr009.03-80
    Wns Number
    NR009.03
    Country / Post
    Nauru
    Date of Issue
    October 26, 2003
    Subject
    Powered Flight - USS Shenandoah at Lakehurst Mast
  10. Nr010.03-80
    Wns Number
    NR010.03
    Country / Post
    Nauru
    Date of Issue
    October 26, 2003
    Subject
    Powered Flight - R101 at Cardington Mast