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 2004

Show issuing programme...
  1. Om031.04-80
    Wns Number
    OM031.04
    Country / Post
    Oman
    Date of Issue
    November 18, 2004
    Subject
    34th National Day celebrations
  2. Om032.04-80
    Wns Number
    OM032.04
    Country / Post
    Oman
    Date of Issue
    November 18, 2004
    Subject
    34th National Day celebrations
  3. Om033.04-80
    Wns Number
    OM033.04
    Country / Post
    Oman
    Date of Issue
    December 01, 2004
    Subject
    Ash'Sharqiyah Sand Water Supply Scheme
  4. Om034.04-80
    Wns Number
    OM034.04
    Country / Post
    Oman
    Date of Issue
    December 01, 2004
    Subject
    Ash'Sharqiyah Sand Water Supply Scheme
  5. Om035.04-80
    Wns Number
    OM035.04
    Country / Post
    Oman
    Date of Issue
    December 04, 2004
    Subject
    10th Gulf Cooperation Council Stamp Exhibition

Connect to the web shop of the issuing stamp authority