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 British Indian Ocean Territories in 2009

The 2009 issuing programme is not available.
  1. Io001.09-80
    Wns Number
    IO001.09
    Country / Post
    British Indian Ocean Territories
    Date of Issue
    March 09, 2009
    Subject
    Seafaring and Exploration - SS Windsor Castle
  2. Io002.09-80
    Wns Number
    IO002.09
    Country / Post
    British Indian Ocean Territories
    Date of Issue
    March 09, 2009
    Subject
    Seafaring and Exploration - SMS Furst Bismark
  3. Io003.09-80
    Wns Number
    IO003.09
    Country / Post
    British Indian Ocean Territories
    Date of Issue
    March 09, 2009
    Subject
    Seafaring and Exploration - HMS Beagle
  4. Io004.09-80
    Wns Number
    IO004.09
    Country / Post
    British Indian Ocean Territories
    Date of Issue
    March 09, 2009
    Subject
    Seafaring and Exploration - HMS Endeavour
  5. Io005.09-80
    Wns Number
    IO005.09
    Country / Post
    British Indian Ocean Territories
    Date of Issue
    March 09, 2009
    Subject
    Seafaring and Exploration - HMS Victory
  6. Io006.09-80
    Wns Number
    IO006.09
    Country / Post
    British Indian Ocean Territories
    Date of Issue
    March 09, 2009
    Subject
    Seafaring and Exploration - HMS Edinburgh
  7. Io007.09-80
    Wns Number
    IO007.09
    Country / Post
    British Indian Ocean Territories
    Date of Issue
    March 09, 2009
    Subject
    Seafaring and Exploration - Vasco da Gama
  8. Io008.09-80
    Wns Number
    IO008.09
    Country / Post
    British Indian Ocean Territories
    Date of Issue
    April 17, 2009
    Subject
    Naval Aviation - Sopwith Pup
  9. Io009.09-80
    Wns Number
    IO009.09
    Country / Post
    British Indian Ocean Territories
    Date of Issue
    April 17, 2009
    Subject
    Naval Aviation - Short S.38
  10. Io010.09-80
    Wns Number
    IO010.09
    Country / Post
    British Indian Ocean Territories
    Date of Issue
    April 17, 2009
    Subject
    Naval Aviation - Westland Wessex