| Capital | Twinned/Sister/Friendship Cities | % Correct |
|---|---|---|
| Vienna, Washington, Zagreb | Ankara, Turkey | 100%
|
| Washington, Yerevan | Athens, Greece | 100%
|
| Vientiane, Washington, Wellington, Yerevan | Beijing, China | 100%
|
| Yerevan | Beirut, Lebanon | 100%
|
| Vienna | Belgrade, Serbia | 100%
|
| Warsaw, Windhoek | Berlin, Germany | 100%
|
| Vienna, Yerevan | Bratislava, Slovakia | 100%
|
| Vienna | Brno, Czechia | 100%
|
| Yerevan | Bucharest, Romania | 100%
|
| Vienna, Warsaw, Zagreb | Budapest, Hungary | 100%
|
| Wellington | Canberra, Australia | 100%
|
| Yerevan | Damascus, Syria | 100%
|
| Yerevan | Delhi, India | 100%
|
| Yerevan | Doha, Qatar | 100%
|
| Vilnius | Gdańsk, Poland | 100%
|
| Vilnius | Guangzhou, China | 100%
|
| Vienna | Hamburg, Germany | 100%
|
| Warsaw | Hanoi, Vietnam | 100%
|
| Vientiane | Hồ Chí Minh City, Vietnam | 100%
|
| Warsaw | Istanbul, Turkey | 100%
|
| Windhoek | Johannesburg, South Africa | 100%
|
| Vienna, Vilnius, Zagreb | Kraków, Poland | 100%
|
| Washington | Krung Thep, Thailand | 100%
|
| Vilnius, Warsaw, Yerevan, Zagreb | Kyiv, Ukraine | 100%
|
| Zagreb | Lisbon, Portugal | 100%
|
| Vienna, Zagreb | Ljubljana, Slovenia | 100%
|
| Vilnius | Łódź, Poland | 100%
|
| Zagreb | London, United Kingdom | 100%
|
| Yerevan | Los Angeles, California | 100%
|
| Yerevan | Lyon, France | 100%
|
| Warsaw | Madrid, Spain | 100%
|
| Warsaw | Manila, Philippines | 100%
|
| Yerevan | Minsk, Belarus | 100%
|
| Yerevan | Moscow, Russia | 100%
|
| Windhoek | Nanjing, China | 100%
|
| Warsaw | Oslo, Norway | 100%
|
| Vienna, Warsaw, Washington, Yerevan | Paris, France | 100%
|
| Yerevan, Zagreb | Podgorica, Montenegro | 100%
|
| Vienna | Prague, Czechia | 100%
|
| Zagreb | Pristina, Kosovo | 100%
|
| Vilnius, Warsaw, Yerevan | Riga, Latvia | 100%
|
| Washington, Zagreb | Rome, Italy | 100%
|
| Yerevan | Rostov-on-Don, Russia | 100%
|
| Zagreb | Sarajevo, Bosnia and Herzegovina | 100%
|
| Warsaw, Washington | Seoul, South Korea | 100%
|
| Windhoek, Zagreb | Shanghai, China | 100%
|
| Yerevan, Zagreb | St. Petersburg, Russia | 100%
|
| Wellington | Sydney, Australia | 100%
|
| Vilnius, Warsaw | Taipei, Taiwan | 100%
|
| Vilnius | Tallinn, Estonia | 100%
|
| Yerevan | Tehran, Iran | 100%
|
| Warsaw | Tel Aviv, Israel | 100%
|
| Yerevan | Venice, Italy | 100%
|
| Warsaw, Zagreb | Vienna, Austria | 100%
|
| Warsaw | Vilnius, Lithuania | 100%
|
| Yerevan | Volgograd, Russia | 100%
|
| Vilnius, Yerevan, Zagreb | Warsaw, Poland | 100%
|
| Vienna | Zagreb, Croatia | 100%
|
| Vienna | Zürich, Switzerland | 100%
|
| Vilnius | Aalborg, Denmark | 0%
|
| Washington | Accra, Ghana | 0%
|
| Washington, Windhoek | Addis Ababa, Ethiopia | 0%
|
| Vilnius | Almaty, Kazakhstan | 0%
|
| Yerevan | Amman, Jordan | 0%
|
| Yerevan | Antananarivo, Madagascar | 0%
|
| Yerevan | Ashgabat, Turkmenistan | 0%
|
| Vilnius, Warsaw, Zagreb | Astana, Kazakhstan | 0%
|
| Zagreb | Bologna, Italy | 0%
|
| Washington | Brasília, Brasil | 0%
|
| Washington | Brussels, Belgium | 0%
|
| Warsaw, Yerevan, Zagreb | Buenos Aires, Argentina | 0%
|
| Valletta | Byblos, Lebanon | 0%
|
| Yerevan | Cambridge, Massachusetts | 0%
|
| Yerevan | Carrara, Italy | 0%
|
| Vilnius, Warsaw | Chicago, Illinois | 0%
|
| Yerevan | Chişinău, Moldova | 0%
|
| Valletta | Cortona, Italy | 0%
|
| Warsaw | Coventry, United Kingdom | 0%
|
| Washington | Dakar, Senegal | 0%
|
| Victoria | Daliyat al-Karmel, Israel | 0%
|
| Victoria | Djibouti, Djibouti | 0%
|
| Vilnius | Dnipro, Ukraine | 0%
|
| Vilnius | Donetsk, Ukraine | 0%
|
| Vilnius | Duisburg, Germany | 0%
|
| Warsaw | Düsseldorf, Germany | 0%
|
| Yaoundé | Edesse, Greece | 0%
|
| Vientiane | Elgin, Illinois | 0%
|
| Vilnius | Erfurt, Germany | 0%
|
| Victoria | Haikou, China | 0%
|
| Warsaw | Hamamatsu, Japan | 0%
|
| Warsaw | Harbin, China | 0%
|
| Windhoek | Havana, Cuba | 0%
|
| Yamoussoukro | Hengyang, China | 0%
|
| Yerevan | Isfahan, Iran | 0%
|
| Vilnius | Joensuu, Finland | 0%
|
| Yerevan | Kaliningrad, Russia | 0%
|
| Yerevan | Khanty-Mansiysk, Russia | 0%
|
| Windhoek | Kingston, Jamaica | 0%
|
| Yerevan | Krasnodar, Russia | 0%
|
| Vientiane | Kunming, China | 0%
|
| Zagreb | Kyoto, Japan | 0%
|
| Zagreb | La Paz, Bolivia | 0%
|
| Vilnius | Madison, Wisconsin | 0%
|
| Zagreb | Mainz, Germany | 0%
|
| Yerevan | Marseilles, France | 0%
|
| Yerevan | Montreal, Canada | 0%
|
| Yerevan | Nice, France | 0%
|
| Yerevan | Novosibirsk, Russia | 0%
|
| Yerevan | Odessa, Ukraine | 0%
|
| Valletta | Palermo, Italy | 0%
|
| Vilnius | Pavia, Italy | 0%
|
| Zagreb | Pécs, Hungary | 0%
|
| Yerevan | Pesaro, Italy | 0%
|
| Valletta | Piran, Slovenia | 0%
|
| Valletta | Pisa, Italy | 0%
|
| Zagreb | Pittsburgh, Pennsylvania | 0%
|
| Washington | Pretoria, South Africa | 0%
|
| Zagreb | Pretrinja, Croatia | 0%
|
| Yerevan | Qazvin, Iran | 0%
|
| Yerevan | Qingdao, China | 0%
|
| Wellington | Ramallah, Palestine | 0%
|
| Vilnius | Reykjavík, Iceland | 0%
|
| Windhoek | Richmond, Virginia | 0%
|
| Warsaw, Yerevan | Rio de Janeiro, Brasil | 0%
|
| Warsaw | Saint-Étienne, France | 0%
|
| Wellington | Sakai, Japan | 0%
|
| Vilnius | Salzburg, Austria | 0%
|
| Windhoek | San Antonio, Texas | 0%
|
| Washington | San Salvador, El Salvador | 0%
|
| Yerevan | São Paulo, Brasil | 0%
|
| Yaoundé | Shenyang, China | 0%
|
| Zagreb | Skopje, North Macedonia | 0%
|
| Yerevan | Stavropol, Russia | 0%
|
| Washington | Sunderland, United Kingdom | 0%
|
| Windhoek | Suzhou, China | 0%
|
| Zagreb | Tabriz, Iran | 0%
|
| Vilnius, Yerevan | Tbilisi, Georgia | 0%
|
| Warsaw | The Hague, Netherlands | 0%
|
| Zagreb | Tirana, Albania | 0%
|
| Warsaw | Toronto, Canada | 0%
|
| Zagreb | Tromsø, Norway | 0%
|
| Windhoek | Trossingen, Germany | 0%
|
| Yaoundé | Udine, Italy | 0%
|
| Vienna | Vancouver, Canada | 0%
|
| Zagreb | Vukovar, Croatia | 0%
|
| Wellington | Xiamen, China | 0%
|
| Zagreb | Xiangyang, China | 0%
|
| Warsaw | Yerevan, Armenia | 0%
|