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 2015

The 2015 issuing programme is not available.
  1. Lk011.15-80
    Wns Number
    LK011.15
    Country / Post
    Sri Lanka
    Date of Issue
    July 08, 2015
    Subject
    Ancient Sri Lanka - Medieval Eras
  2. Lk012.15-80
    Wns Number
    LK012.15
    Country / Post
    Sri Lanka
    Date of Issue
    July 08, 2015
    Subject
    Ancient Sri Lanka - Medieval Eras
  3. Lk013.15-80
    Wns Number
    LK013.15
    Country / Post
    Sri Lanka
    Date of Issue
    July 08, 2015
    Subject
    Ancient Sri Lanka - Medieval Eras
  4. Lk014.15-80
    Wns Number
    LK014.15
    Country / Post
    Sri Lanka
    Date of Issue
    September 03, 2015
    Subject
    Gems of Sri Lanka - Star Sapphire
  5. Lk015.15-80
    Wns Number
    LK015.15
    Country / Post
    Sri Lanka
    Date of Issue
    September 03, 2015
    Subject
    Gems of Sri Lanka - Sapphire
  6. Lk016.15-80
    Wns Number
    LK016.15
    Country / Post
    Sri Lanka
    Date of Issue
    September 03, 2015
    Subject
    Gems of Sri Lanka - Cat's Eye
  7. Lk017.15-80
    Wns Number
    LK017.15
    Country / Post
    Sri Lanka
    Date of Issue
    September 03, 2015
    Subject
    Gems of Sri Lanka - Padparadscha
  8. Lk018.15-80
    Wns Number
    LK018.15
    Country / Post
    Sri Lanka
    Date of Issue
    September 24, 2015
    Subject
    World Maritime Day 2015
  9. Lk019.15-80
    Wns Number
    LK019.15
    Country / Post
    Sri Lanka
    Date of Issue
    September 28, 2015
    Subject
    60th Anniversary of the Department of Elections
  10. Lk020.15-80
    Wns Number
    LK020.15
    Country / Post
    Sri Lanka
    Date of Issue
    September 28, 2015
    Subject
    60th Anniversary of the Department of Elections