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 2012

The 2012 issuing programme is not available.
  1. Io001.12-80
    Wns Number
    IO001.12
    Country / Post
    British Indian Ocean Territories
    Date of Issue
    February 06, 2012
    Subject
    Diamond Jubilee - A Lifetime of Service
  2. Io002.12-80
    Wns Number
    IO002.12
    Country / Post
    British Indian Ocean Territories
    Date of Issue
    February 06, 2012
    Subject
    Diamond Jubilee - A Lifetime of Service
  3. Io003.12-80
    Wns Number
    IO003.12
    Country / Post
    British Indian Ocean Territories
    Date of Issue
    February 06, 2012
    Subject
    Diamond Jubilee - A Lifetime of Service
  4. Io004.12-80
    Wns Number
    IO004.12
    Country / Post
    British Indian Ocean Territories
    Date of Issue
    February 06, 2012
    Subject
    Diamond Jubilee - A Lifetime of Service
  5. Io005.12-80
    Wns Number
    IO005.12
    Country / Post
    British Indian Ocean Territories
    Date of Issue
    February 06, 2012
    Subject
    Diamond Jubilee - A Lifetime of Service
  6. Io006.12-80
    Wns Number
    IO006.12
    Country / Post
    British Indian Ocean Territories
    Date of Issue
    February 06, 2012
    Subject
    Diamond Jubilee - A Lifetime of Service
  7. Io007.12-80
    Wns Number
    IO007.12
    Country / Post
    British Indian Ocean Territories
    Date of Issue
    February 06, 2012
    Subject
    Diamond Jubilee - A Lifetime of Service
  8. Io008.12-80
    Wns Number
    IO008.12
    Country / Post
    British Indian Ocean Territories
    Date of Issue
    February 06, 2012
    Subject
    Diamond Jubilee - A Lifetime of Service