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 Poland in 2004

The 2004 issuing programme is not available.
  1. Pl011.04-80
    Wns Number
    PL011.04
    Country / Post
    Poland
    Date of Issue
    March 30, 2004
    Subject
    Fauna and Flora of Fresh Water - Beaver, castor, water frog, rana, birch tree, reed and other marsh plants
  2. Pl012.04-80
    Wns Number
    PL012.04
    Country / Post
    Poland
    Date of Issue
    March 30, 2004
    Subject
    Fauna and Flora of Fresh Water - King fisher, Mud crawfish, Yellow swimmer, Freshwater snail, Water thyme, Water lily & pond weed
  3. Pl013.04-80
    Wns Number
    PL013.04
    Country / Post
    Poland
    Date of Issue
    March 30, 2004
    Subject
    Fauna and Flora of Fresh Water - Grayling, Ephemerid, Leech, Swan mussel, River snake & Water moss
  4. Pl014.04-80
    Wns Number
    PL014.04
    Country / Post
    Poland
    Date of Issue
    March 30, 2004
    Subject
    Fauna and Flora of Fresh Water - Pike, Bleak, Roach, Planorbis, Grebe, Dydiscus marginalis & Lake rush
  5. Pl015.04-80
    Wns Number
    PL015.04
    Country / Post
    Poland
    Date of Issue
    May 01, 2004
    Subject
    Way to United Europe
  6. Pl016.04-80
    Wns Number
    PL016.04
    Country / Post
    Poland
    Date of Issue
    May 05, 2004
    Subject
    Europa 2004
  7. Pl017.04-80
    Wns Number
    PL017.04
    Country / Post
    Poland
    Date of Issue
    May 07, 2004
    Subject
    10th Government Postage Stamp Printers Conference
  8. Pl018.04-80
    Wns Number
    PL018.04
    Country / Post
    Poland
    Date of Issue
    May 14, 2004
    Subject
    Polish Towns - Lodz
  9. Pl019.04-80
    Wns Number
    PL019.04
    Country / Post
    Poland
    Date of Issue
    June 02, 2004
    Subject
    Pastoral Visit of the Pope John Paul II in Poland 1979-2002
  10. Pl020.04-80
    Wns Number
    PL020.04
    Country / Post
    Poland
    Date of Issue
    June 02, 2004
    Subject
    Pastoral Visit of the Pope John Paul II in Poland 1979-2002

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