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 Bulgaria in 2015

The 2015 issuing programme is not available.
  1. Bg051.15-80
    Wns Number
    BG051.15
    Country / Post
    Bulgaria
    Date of Issue
    November 18, 2015
    Subject
    Old Railway Stations and Locomotives
  2. Bg052.15-80
    Wns Number
    BG052.15
    Country / Post
    Bulgaria
    Date of Issue
    December 01, 2015
    Subject
    Science - Technology Park - Inovations and Technologies
  3. Bg053.15-80
    Wns Number
    BG053.15
    Country / Post
    Bulgaria
    Date of Issue
    December 02, 2015
    Subject
    Christmas 2015
  4. Bg054.15-80
    Wns Number
    BG054.15
    Country / Post
    Bulgaria
    Date of Issue
    December 21, 2015
    Subject
    Plovdiv - European Capital of Culture in 2019
  5. Bg055.15-80
    Wns Number
    BG055.15
    Country / Post
    Bulgaria
    Date of Issue
    December 23, 2015
    Subject
    Cultural Anniversaries - 75th Birth Anniversary of Emil Dimitrov
  6. Bg056.15-80
    Wns Number
    BG056.15
    Country / Post
    Bulgaria
    Date of Issue
    December 23, 2015
    Subject
    Postcrossing - Take Part