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. Lk051.07-80
    Wns Number
    LK051.07
    Country / Post
    Sri Lanka
    Date of Issue
    October 31, 2007
    Subject
    Udawalawa National Park - Ruddy Mongoose
  2. Lk052.07-80
    Wns Number
    LK052.07
    Country / Post
    Sri Lanka
    Date of Issue
    October 31, 2007
    Subject
    Udawalawa National Park - Herd of Elephant
  3. Lk053.07-80
    Wns Number
    LK053.07
    Country / Post
    Sri Lanka
    Date of Issue
    November 06, 2007
    Subject
    Leslie Goonewardene
  4. Lk054.07-80
    Wns Number
    LK054.07
    Country / Post
    Sri Lanka
    Date of Issue
    November 07, 2007
    Subject
    Commonwealth Games Federation General Assembly - Colombo 2007
  5. Lk055.07-80
    Wns Number
    LK055.07
    Country / Post
    Sri Lanka
    Date of Issue
    November 07, 2007
    Subject
    Commonwealth Games Federation General Assembly - Colombo 2007
  6. Lk056.07-80
    Wns Number
    LK056.07
    Country / Post
    Sri Lanka
    Date of Issue
    November 10, 2007
    Subject
    St Henry's College - Ilavalai
  7. Lk057.07-80
    Wns Number
    LK057.07
    Country / Post
    Sri Lanka
    Date of Issue
    November 18, 2007
    Subject
    Christmas 2007
  8. Lk058.07-80
    Wns Number
    LK058.07
    Country / Post
    Sri Lanka
    Date of Issue
    November 18, 2007
    Subject
    Christmas 2007
  9. Lk059.07-80
    Wns Number
    LK059.07
    Country / Post
    Sri Lanka
    Date of Issue
    November 23, 2007
    Subject
    State Emblem
  10. Lk060.07-80
    Wns Number
    LK060.07
    Country / Post
    Sri Lanka
    Date of Issue
    November 23, 2007
    Subject
    State Emblem