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Sister Cities

Sister Cities International

Founded in 1956 by President Dwight D. Eisenhower, Sister Cities International (SCI) is the national, nonprofit, volunteer membership organization representing the sister cities programs of more than 1,100 U.S. cities and their 2,000 partners in over 120 countries worldwide. As the premier organization for citizen diplomacy in the U.S., SCI leads the national movement for local community development and volunteer action in the global arena. SCI motivates and empowers municipal officials, volunteers, and youth to conduce long-term programs of mutual benefit and interest with their sister city counterparts abroad.

Sister Cities Mission Statement

Sister Cities International (SCI) is a non-profit citizen diplomacy network creating and strengthening partnerships between U.S. and international communities in an effort to increase global cooperation at the municipal level, to promote cultural understanding and to stimulate economic development. SCI leads the movement for local community development and volunteer action, by motivating and empowering private citizens, municipal officials and business leaders to conduct long-term programs of mutual benefit.

Goals of Sister Cities International

  • Develop municipal partnerships between U.S. cities, counties, states and similar jurisdictions in other nations
  • Provide opportunities for city officials and citizens to experience and explore other cultures through long-term community partnerships
  • Create an atmosphere in which economic and community development can be implemented and strengthened
  • Stimulate environments through which communities will creatively learn, work and solve problems together through reciprocal cultural, educational, municipal, business, professional and technical exchanges and projects
  • Collaborate with organizations in the United States and other countries which share similar goals

Our Sister Cities:


Clermont-Ferrand, France


Colima, Mexico


Seika, Japan

Arezzo, Italy