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 Oman in 2003

The 2003 issuing programme is not available.
  1. Om001.03-80
    Wns Number
    OM001.03
    Country / Post
    Oman
    Date of Issue
    January 08, 2003
    Subject
    Muscat Festival
  2. Om002.03-80
    Wns Number
    OM002.03
    Country / Post
    Oman
    Date of Issue
    April 08, 2003
    Subject
    Arabian Horses
  3. Om003.03-80
    Wns Number
    OM003.03
    Country / Post
    Oman
    Date of Issue
    April 08, 2003
    Subject
    Arabian Horses
  4. Om004.03-80
    Wns Number
    OM004.03
    Country / Post
    Oman
    Date of Issue
    April 08, 2003
    Subject
    Arabian Horses
  5. Om005.03-80
    Wns Number
    OM005.03
    Country / Post
    Oman
    Date of Issue
    April 08, 2003
    Subject
    Arabian Horses
  6. Om006.03-80
    Wns Number
    OM006.03
    Country / Post
    Oman
    Date of Issue
    May 25, 2003
    Subject
    25 Years of Oman Chinese Diplomatic Relations
  7. Om007.03-80
    Wns Number
    OM007.03
    Country / Post
    Oman
    Date of Issue
    September 16, 2003
    Subject
    2003 Population & Housing Census
  8. Om008.03-80
    Wns Number
    OM008.03
    Country / Post
    Oman
    Date of Issue
    September 16, 2003
    Subject
    2003 Population & Housing Census
  9. Om009.03-80
    Wns Number
    OM009.03
    Country / Post
    Oman
    Date of Issue
    September 21, 2003
    Subject
    International Day of Peace
  10. Om010.03-80
    Wns Number
    OM010.03
    Country / Post
    Oman
    Date of Issue
    September 25, 2003
    Subject
    Organisation of the Islamic Conference

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