The Austin Adelaide Sister Cities Committee facilitates exchanges between these two hill-country capital cities. Both cities are performing and visual arts centers, boast strong technology and advanced manufacturing sectors, and recently gained a new common tie: both will now home to the V8 Supercar Series.

Austin’s newest Sister City is the capital of France’s Maine-et-Loire district, a lovely and historic region and France’s fourth-largest industrial producer.

The Austin-Antalya Sister City Committee is focused on facilitating intercultural and interfaith dialogue. Antalya is home to polytheists, Jews, Christians, and Muslims, and thus has a tradition of peaceful coexistence among faiths.

The Austin-Gwangmyeong Committee focuses on economic development and performing arts exchanges. The committee has a particular focus in music and organizes frequent visits from Korean musical groups to Austin and vice versa.

The Austin-Koblenz Sister City Committee is active in promoting educational exchange at every grade level and in building career skills for Austinites through apprenticeships in Koblenz.

The Austin-Lima Sister Cities Committee focuses on providing cultural and humanitarian exchange opportunities for citizens of both cities.

Austin and the London Borough of Hackney have established a Sister City agreement to foster exchange in the areas of high-tech and digital media, the creative industries, economic development, and sustainability.

The primary focus of the Austin-Maseru Sister City Committee is providing humanitarian aid for Maseru and educational programs in Austin. The committee also provides hospitality for African students enrolled in Austin educational institutions.

The Austin-Oita Sister City Committee fosters goodwill between the sister cities through exchange activities focused on the areas of culture, education, business and government.

The Austin- Old Orlu Sister Cities Committee is interested in exchanges directed towards how to maintain the natural beauty of the city's surroundings while it continues to grow and develop, as Austin has been successful in this type of development.

Saltillo and Austin share a unique history as the two capitals of Texas. Saltillo was the capital when Texas belonged to the Mexican state Coahuila, before Austin became the capital of the Republic of Texas. Saltillo is Austin's oldest Sister City.

The Friendship City relationship between Austin and Siem Reap is focused on exchange and cooperation in the areas of economic development, education, culture, tourism, and environmental sustainability.

The Austin-Taichung Sister Cities Committee focuses on art and culinary exhibitions, symposiums, and educational exchanges.

The Friendship City relationship between Austin and Tehuacán  is focused on promoting trade, sharing best practices in public safety and social service delivery, and educational exchanges.

The Friendship City relationship between Austin and Villefranche-sur-mer encourages cooperation in economics, education, and culture.

The Austin-Xishuangbanna Sister Cities Committee regularly sends delegations to Xishuangbanna and invites cultural and educational groups to visit Austin and participate in exchanges with Austin institutions.