Alba Iulia is in partnership with the city of Arnsberg since 1974;
In Arnsberg is active a non-profit organization called 'Pro Alba Iulia'.
Arnsberg Town Hall has helped in setting up a foundation for child protection in Alba Iulia. Constantly it helps the County Hospital and the Elderly Sanitarium with money, furniture, equipments and medical care.

Székesfehérvár lies on the north side of Mezoföld between lake Balaton and Budapest. It has a population of 106 thousand people which is the 8. highest in the country. With its 170.9 sq km, Székesfehérvár is the second largest county center in Transdanubia. Székesfehérvár is the administrative, economical and cultural center of Fejér county.
The mayor Mircea Hava is Honored Citizen of Székesfehérvár.
Partner with Alba Iulia since 1990.

Aeghio, a city 40 km east of Patras and 175 km west of Athens.
Aeghio is in the Peloponnese, built on the south coast of the Corinthian Gulf.
Alba Iulia is partner with this city since 2001.

The City of Alcalá de Henares, birthplace of Miguel de Cervantes, was named a World Heritage site by UNESCO in December 1998, in recognition of the fact that Alcalá was the first city to be designed and built solely as the seat of a university, and was to serve as the model for other centres of learning in Europe and America. In Alcalá de Henares live a large Romanian minority.
Partner with Alba Iulia since 2002.

Sliven municipality is one of the biggest in the country. Its territory is 1366 sq. km and it comprises of 48 settlements. Its population is 148 000 people, 110 000 of whom live in Sliven.
Sliven is famous for its clean fresh air, clean water sources, meek winter and cool summer.
The city is partner with alba Iulia since 2002.

Partner with Alba Iulia since 2002.
Between the two cities is developing various cultural exchange programmes.

San Benedetto Del Tronto is a very important tourist resort at Adriatic Sea, being part of the Le Marche region.
Partner with Alba Iulia since 2001.