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 Seychelles in 2011

The 2011 issuing programme is not available.
  1. Sc001.11-80
    Wns Number
    SC001.11
    Country / Post
    Seychelles
    Date of Issue
    August 01, 2011
    Subject
    Wedding of Prince William and Katherine Middleton
  2. Sc002.11-80
    Wns Number
    SC002.11
    Country / Post
    Seychelles
    Date of Issue
    August 01, 2011
    Subject
    Wedding of Prince William and Katherine Middleton
  3. Sc003.11-80
    Wns Number
    SC003.11
    Country / Post
    Seychelles
    Date of Issue
    August 01, 2011
    Subject
    Wedding of Prince William and Katherine Middleton
  4. Sc004.11-80
    Wns Number
    SC004.11
    Country / Post
    Seychelles
    Date of Issue
    August 01, 2011
    Subject
    Wedding of Prince William and Katherine Middleton
  5. Sc005.11-80
    Wns Number
    SC005.11
    Country / Post
    Seychelles
    Date of Issue
    November 11, 2011
    Subject
    100th Anniversary of the State House
  6. Sc006.11-80
    Wns Number
    SC006.11
    Country / Post
    Seychelles
    Date of Issue
    December 12, 2011
    Subject
    150th Anniversary of the Seychelles Post Office
  7. Sc007.11-80
    Wns Number
    SC007.11
    Country / Post
    Seychelles
    Date of Issue
    December 12, 2011
    Subject
    150th Anniversary of the Seychelles Post Office