This is a list of municipalities in Bulgaria which have standing links to local communities in other countries known as "town twinning" (usually in Europe) or "sister cities" (usually in the rest of the world).
Slivo Pole is a member of the Charter of European Rural Communities, a town twinning association across the European Union, alongside with: [73]
Tryavna is a member of the Douzelage, a town twinning association of towns across the European Union. [101] Tryavna also has three other twin towns. [102]
Douzelage
Other