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Starting January 1, 2022, this Joint Stamp Issues web site has been transferred to a new site to be found under the address
This site will remain accessible until at least end of 2022, but not updated anymore. It will be erased when all the archived information will have been completely transfered to the new site.

New Issues 2018 (April - June)

This page collects only issues released during the year 2018, period April to June. 

As it is not such obvious as it looks to find this information, this list is probably not yet complete. In certain countries, joint issues are often announced on the day of the issue and sometimes it takes months before this information and the corresponding stamps reach us. Data on missing issues or supplementary information, particularly for countries, which are producing joint issues exceptionally, will be highly appreciated.

Most recent update of this section on October 2, 2019.

2018 (April 27) - [C20180427]
Ecuador - Paraguay (June 13)
Relationship - Trains. Concerted issue [C1].
Identical stamps. Souvenir sheet with two stamps and two labels showing trains and train stations. Multicolored.

Identical souvenir sheets with two stamps - FDCs

2018 (May 3) - [T20180503]
Slovakia - Vatican
1150th anniversary of the recognition of the Slavic Liturgical language. Twin issue [T1].
Identical souvenir sheets with a single stamp. Mosaics in the apse of the Basilica of Saint Mary Major in Rome and the Codex Zographensis (found at the Zograf Monastery on Mount Athos, 10th century), translation of the four Gospels into old Slavonic; first four verses of the first chapter of Mark’s Gospel in old Slavonic. Multicolored.

Identical souvenir sheets with one stamp - FDCs

2018 (May 9) - [C20180509]
Colombia - Mexico (June 15)
Columbia-Mexico Year 2017-2018. Concerted issue [C3].
Different stamps. Butterflies from each country: A, Monarch (Danaus plexippus); B, Blue Morpho (Morpho peleides); flags from both countries and flowers. Multicolored.

2 se-tenant stamps - miniature sheet with 2 pairs (Colombia) or 12 pairs (Mexico) - FDCs

2018 (May 12) - [T20180512]
Thailand - Turkey
60 years of relationship. Twin issue [T1].
Identical stamps. Wrestling: A, Muay Thai, Thai boxing; B, Yagli güres, Turkish oil wrestling; flags from both countries. Multicolored.

2 se-tenant stamps in miniature sheets (Thailand) or souvenir sheet (Turkey) - miniature sheet with 5 pairs (Thailand)  - FDCs

2018 (May 16) - [T20180516]
Japan - Russia
Year of Japan in Russia and year of Russia in Japan. Twin issue [T1].
Identical stamps. Flowers: A, Chrysanthemum Sakura and B, Rhododendron Daurian. Multicolored.

2 se-tenant stamps - miniature sheets (5 pairs for Japan, 7 pairs for Russia) - FDCs


2018 (May 31)- [C20180531]
Bosnia Herzegovina - Turkey (August 10)
555 years of the Mosque of Milodraz (1463-2018). Friendship issue. Concerted issue [C1].
Identical stamps. Mosque in Milodraz. Multicolored.

1 stamp per country - FDCs - mixed FDC

2018 (May 31) - [T20180531]
Romania - Thailand
45 years of diplomatic relations. Traditional folk costumes. Twin issue [T1].
Identical stamps. Folk costumes from A, Phutai ethnic group, Northeast of Thailand; B, Oltenia region, Romanati area  (Romania); flags from each country. Multicolored.

2 se-tenant stamps - panes and miniature sheets with 4 pairs for Romania - miniature sheet 8 pairs for Thailand - FDCs

2018 (June 1) - [C20180601]
Russia (June 25) - Singapore
50th anniversary of diplomatic relationships. Concerted issue [C1].
Identical stamps. Modern architecture: Gardens by the Bay (Singapore) and Zaryadye Park (Russia. Multicolored.

2 stamps (se-tenant for Russia) - miniature sheet (4 pairs for Russia, 10 individual stamps for Singapore) - souvenir sheet (Singapore) - FDCs


2018 (June 6)- [T20180606]  
India (June 7) - South Africa
20th anniversary of strategic partnership between India and South Africa. Twin issue [T1].
Portraits of Rashtriya Swayamsevak Sangh, thinker Deendayal Upadhyaya (1916-1968) and Oliver Reginald Tambo (1917-1993). Multicolored.

souvenir sheet with two stamps - FDCs - mixed FDCs with either stamps or souvenir sheets

An agreement between India and South Africa was signed in May 2018 about two independent issues involving both countries, one resulting in the issue of [T20180707] and this one. India issued its stamps after approval on August 9, 2018 (!) and it took about 6 months before South Africa released their stamps. Eventually mixed first day covers with original first day cancellations became available during the Summer 2019 (!) confirming the Twin status of this issue. A stamp honoring Oliver Reginald Tambo had been issued by South Africa in 2003 with exactly the same design.


2018 (June 9) - [C20180609]
Azerbaijan (December 27) - Pakistan
Diplomatic relationship. Concerted issue [T1].
Identical stamps. Wazir Khan Mosque, Lahore Pakistan, built in 1634-5 AD - Heydar Mosque, Baku Azerbaijan, opened December 26, 2014. Multicolored.

Souvenir sheet with two stamps - 2 stamps (Pakistan only) - FDCs

2018 (June 26) - [T20180626]
Palau (June 28) - Taiwan
Protection of sharks and Sea turtles - Twin issue [T1].
Identical souvenir sheets with two stamps. A, Blacktip reef shark (Carcharhinus melanopterus); B, Green Sea Turtle (Chelonia mydas). Multicolored.

Souvenir sheet with 2 stamps - FDCs - mixed FDC with stamps only


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