Houston Skyline

Houston, Texas: Sister Cities International's 2019 Annual Conference Host City

Sister Cities International is excited to announce that their 63rd annual conference will be held in beautiful Houston, Texas. Houston’s perfect mix of deep southern charm and urban hustle make it the ideal metropolitan destination for Sister Cities annual celebration of peace through people-to-people relationships.

Second Lady Karen Pence with Mary Kane and Tim Quigley

Second Lady Karen Pence to Serve as the Honorary Vice Chairwoman for Sister Cities International

Sister Cities International is excited to announce that Second Lady Karen Pence is our official Honorary Vice Chairwoman. See below for content from the press release, which was put out by the White House today:

Aerial shot of Aurora Military Hospital

Aurora, Colorado: Sister Cities International's 2018 Annual Conference Host City

Next year, Sister Cities International is heading to the mountains to host their 62nd annual conference in Aurora, Colorado August 2-4, 2018.

Shin Koyamada and Tim Quigley

Sister Cities International Elects Shin Koyamada, Actor and Philanthropist, to Board of Directors

Sister Cities International (SCI) announces the election of Shin Koyamada, Actor and Philanthropist of Los Angeles, California as the new Young Professional Member of the Board of Directors and the official SCI Country Representative for Japan & Eastern Asia.

2017 Board of Directors

Sister Cities International Welcomes New Board of Directors and Elects New Executive Leadership

WASHINGTON, DC (July 24, 2017) – Following a membership-wide election, four individuals were elected to Sister Cities International’s 27-member Board of Directors. The elections took place during Sister Cities International’s Annual Business Meeting at its 61st Annual Conference in Virginia Beach, Virginia on July 14, 2017.

Take Action

This year marks a pivotal moment during which Sister Cities International is celebrating 60 years of peace through people. Get involved in this momentous year.
More Information


As the world becomes smaller, and connections online become more frequent than face-to-face interactions, multicultural understanding at the community level is more important than ever. Sister Cities International enables citizen diplomats in communities across the world to develop relationships with communities in other countries that are based on cultural understanding and mutual cooperation.Donate