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Accepting Entries: 2025 Once in Japan Photo Contest – “Make it POP!”

Accepting Entries: 2025 Once in Japan Photo Contest – “Make it POP!” The Consulate General of Japan in San Francisco is now accepting entries for the 2025 Once in Japan Photo Contest for a chance to win the latest Canon

Clay Curtin September 7, 2025September 7, 2025 Northern California Read more

Northern California Voices at the 2025 Youth Leadership Summit

Northern California Voices at the 2025 Youth Leadership Summit We’re thrilled to share highlights from the 2025 Youth Leadership Summit, held June 15-21 at American University in Washington, D.C., and hosted by Sister Cities International. This year, nine outstanding students

Clay Curtin July 1, 2025January 26, 2026 Member cities, Northern California, Sister Cities International Read more

Honoring Tim Quigley

Tim Quigley smiling in a dark jacket standing by a waterfront with a bridge and a ship in the background.

Honoring Tim Quigley On March 14, 2024, Sister Cities International mourned the loss of a remarkable member of our community. Tim Quigley, Chairman of the Honorary Board of Directors, Chairman Emeritus, Global Envoy, and First Chairman of the Sister Cities

Clay Curtin April 7, 2024April 23, 2024 Member cities, Northern California, Sister Cities International Read more

NorCal represented at League of California Cities annual conference

Two women representing NorCal at a convention booth.

The NorCal Board members attended the League of California Cities Annual Conference and Expo in Sacramento, California, Sept. 22 and 23, 2021, to represent Sister Cities International and talk about the work of Sister Cities International. Board members in attendance

Clay Curtin December 1, 2021August 29, 2023 Northern California Read more

NorCal Bell Ringing Ceremony

On August 5 and 8, 2020, Sister Cities International organized an international bell ringing commemoration of the 75th anniversary of peace between the United States of America and Japan since the dropping of the atomic bombs on Hiroshima and Nagasaki.

Clay Curtin November 17, 2020August 29, 2023 Member cities, Northern California Read more

California Sister Cities Youth Leadership Summit 2/6/21

California Sister Cities Youth Leadership Summit taking place on 2/6/21.

The California Sister Cities Youth Leadership Summit will be held online on Saturday, February 6, 2021. The event is hosted by the Sister Cities International Southern California Chapter and Koyamada International Foundation (KIF) USA. This nonprofit online event will be

Clay Curtin July 29, 2020August 29, 2023 Northern California Read more

NORCAL SCI

The mission of the Northern California Chapter of Sister Cities International (NORCAL SCI) is to assist Sister Cities International members by promoting and developing sister city activities in Northern California.

Sister Cities International

Sister Cities International's mission is to promote peace through mutual respect, understanding, cooperation – one individual, one community at a time.

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