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The numbering in brackets below the main one is taken from the Catalog of Bulgarian Postal Entities, Part I, Postcards (1879-2007) by Bulphila Publishing House and the Michel Catalog. |
| 1990 year. | Detailed full catalog for 1991 year. | 1992 year. |
| 1990 year. | Detailed full catalog for 1991 year. | 1992 year. |
