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 Sri Lanka in 2007

The 2007 issuing programme is not available.
  1. Lk001.07-80
    Wns Number
    LK001.07
    Country / Post
    Sri Lanka
    Date of Issue
    January 06, 2007
    Subject
    Kande Viharaya - Aluthgama
  2. Lk002.07-80
    Wns Number
    LK002.07
    Country / Post
    Sri Lanka
    Date of Issue
    February 07, 2007
    Subject
    50th Anniversary of Sri Lanka - China Diplomatic Relations
  3. Lk003.07-80
    Wns Number
    LK003.07
    Country / Post
    Sri Lanka
    Date of Issue
    February 23, 2007
    Subject
    ICC Cricket World Cup 2007
  4. Lk004.07-80
    Wns Number
    LK004.07
    Country / Post
    Sri Lanka
    Date of Issue
    February 23, 2007
    Subject
    ICC Cricket World Cup 2007
  5. Lk005.07-80
    Wns Number
    LK005.07
    Country / Post
    Sri Lanka
    Date of Issue
    March 20, 2007
    Subject
    I.M.R.A. Iriyagolla
  6. Lk006.07-80
    Wns Number
    LK006.07
    Country / Post
    Sri Lanka
    Date of Issue
    April 01, 2007
    Subject
    150th Anniversary of the First Postage Stamp of Sri Lanka
  7. Lk007.07-80
    Wns Number
    LK007.07
    Country / Post
    Sri Lanka
    Date of Issue
    April 01, 2007
    Subject
    150th Anniversary of the First Postage Stamp of Sri Lanka
  8. Lk008.07-80
    Wns Number
    LK008.07
    Country / Post
    Sri Lanka
    Date of Issue
    April 01, 2007
    Subject
    150th Anniversary of the First Postage Stamp of Sri Lanka
  9. Lk009.07-80
    Wns Number
    LK009.07
    Country / Post
    Sri Lanka
    Date of Issue
    April 01, 2007
    Subject
    150th Anniversary of the First Postage Stamp of Sri Lanka
  10. Lk010.07-80
    Wns Number
    LK010.07
    Country / Post
    Sri Lanka
    Date of Issue
    April 20, 2007
    Subject
    Vesak