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 2010

The 2010 issuing programme is not available.
  1. Lk051.10-80
    Wns Number
    LK051.10
    Country / Post
    Sri Lanka
    Date of Issue
    November 22, 2010
    Subject
    Ancient Flags of Sri Lanka - National Stamp Fair Colombo 2010
  2. Lk052.10-80
    Wns Number
    LK052.10
    Country / Post
    Sri Lanka
    Date of Issue
    November 22, 2010
    Subject
    Ancient Flags of Sri Lanka - National Stamp Fair Colombo 2010
  3. Lk053.10-80
    Wns Number
    LK053.10
    Country / Post
    Sri Lanka
    Date of Issue
    November 22, 2010
    Subject
    Ancient Flags of Sri Lanka - National Stamp Fair Colombo 2010
  4. Lk054.10-80
    Wns Number
    LK054.10
    Country / Post
    Sri Lanka
    Date of Issue
    November 22, 2010
    Subject
    Ancient Flags of Sri Lanka - National Stamp Fair Colombo 2010
  5. Lk055.10-80
    Wns Number
    LK055.10
    Country / Post
    Sri Lanka
    Date of Issue
    November 23, 2010
    Subject
    Birds of Sri Lanka - Ceylon Wood Pigeon - National Stamp Fair Colombo 2010
  6. Lk056.10-80
    Wns Number
    LK056.10
    Country / Post
    Sri Lanka
    Date of Issue
    November 23, 2010
    Subject
    Birds of Sri Lanka - Ceylon White Eye - National Stamp Fair Colombo 2010
  7. Lk057.10-80
    Wns Number
    LK057.10
    Country / Post
    Sri Lanka
    Date of Issue
    November 23, 2010
    Subject
    Birds of Sri Lanka - Dusky-Blue Flycatcher - National Stamp Fair Colombo 2010
  8. Lk058.10-80
    Wns Number
    LK058.10
    Country / Post
    Sri Lanka
    Date of Issue
    November 23, 2010
    Subject
    Birds of Sri Lanka - Ceylon Coucal - National Stamp Fair Colombo 2010
  9. Lk059.10-80
    Wns Number
    LK059.10
    Country / Post
    Sri Lanka
    Date of Issue
    November 24, 2010
    Subject
    Flowers of Sri Lanka - Osbeckia wightiana - National Stamp Fair Colombo 2010
  10. Lk060.10-80
    Wns Number
    LK060.10
    Country / Post
    Sri Lanka
    Date of Issue
    November 24, 2010
    Subject
    Flowers of Sri Lanka - Mesua nagassarium - National Stamp Fair Colombo 2010