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 San Marino in 2011

The 2011 issuing programme is not available.
  1. Sm001.11-80
    Wns Number
    SM001.11
    Country / Post
    San Marino
    Date of Issue
    February 08, 2011
    Subject
    San Marino 2011 - Sport in the Philately of San Marino
  2. Sm002.11-80
    Wns Number
    SM002.11
    Country / Post
    San Marino
    Date of Issue
    February 08, 2011
    Subject
    50th Anniversary of San Marino Choir
  3. Sm003.11-80
    Wns Number
    SM003.11
    Country / Post
    San Marino
    Date of Issue
    February 08, 2011
    Subject
    50th Anniversary of Death of Luigi Einaudi
  4. Sm004.11-80
    Wns Number
    SM004.11
    Country / Post
    San Marino
    Date of Issue
    February 08, 2011
    Subject
    History of French Painting - Cezanne
  5. Sm005.11-80
    Wns Number
    SM005.11
    Country / Post
    San Marino
    Date of Issue
    February 08, 2011
    Subject
    History of French Painting - Degas
  6. Sm006.11-80
    Wns Number
    SM006.11
    Country / Post
    San Marino
    Date of Issue
    February 08, 2011
    Subject
    History of French Painting - Pissarro
  7. Sm007.11-80
    Wns Number
    SM007.11
    Country / Post
    San Marino
    Date of Issue
    February 08, 2011
    Subject
    History of French Painting - Monet
  8. Sm008.11-80
    Wns Number
    SM008.11
    Country / Post
    San Marino
    Date of Issue
    February 08, 2011
    Subject
    History of French Painting - Renoir
  9. Sm009.11-80
    Wns Number
    SM009.11
    Country / Post
    San Marino
    Date of Issue
    April 05, 2011
    Subject
    Europa - The Forests
  10. Sm010.11-80
    Wns Number
    SM010.11
    Country / Post
    San Marino
    Date of Issue
    April 05, 2011
    Subject
    Europa - The Forests