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Northern California Chapter of Sister Cities International

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News

Vallejo Sister City Association Celebrates Community and Culture at 5th Annual Black & White Gala

A group of people dressed in formal attire stand indoors, posing for a photo behind a sign listing sister and friendship cities with various international flags at the Vallejo Sister City Association Black & White Gala, celebrating community and culture.

Elegance, community spirit, and a shared commitment to global understanding defined the Vallejo Sister City Association’s (VSCA) 5th Annual Black & White Gala, held Feb. 28, 2026, at the beautiful Vallejo Yacht Club. After a one-year hiatus — the last

Clay Curtin February 28, 2026April 19, 2026 Member cities Read more

You’re Invited: SCI National Board 2026 Spring Leadership Meetings

A vintage postcard reads "Greetings from San Jose, California," with images of local landmarks inside large block letters—perfect for commemorating the 2026 SCI National Board Spring Leadership Meetings.

Dear Northern California sister cities leaders, Sister Cities International is coming to your state in a couple weeks! I hope you can join us in person in San Jose on March 6-7 for our leadership meetings and special events. We

Clay Curtin February 13, 2026April 17, 2026 Sister Cities International Read more

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 cameras and products from Canon U.S.A., Inc. Did you visit Japan in

Clay Curtin September 7, 2025April 14, 2026 Northern California Read more

Northern California Voices at the 2025 Youth Leadership Summit

A large group of people in matching blue shirts pose for a photo outside at the 2025 Youth Leadership Summit, with the Washington Monument and National Mall visible in the background.

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 from Northern California representing Walnut Creek, Menlo Park, Davis,

Clay Curtin July 1, 2025April 18, 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.

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 International Foundation left

Clay Curtin April 7, 2024April 17, 2026 Northern California, Sister Cities International Read more

Citizen diplomacy and the importance of maintaining sister city relationships

Sister-Cities-International-logo

Dear Fellow Citizen Diplomats, Witnessing the horrific events of the past week in Ukraine, leaders in our communities – instinctively and understandably – want to say something, to do something, and to act towards a collective disapproval of this assault

Clay Curtin March 2, 2022April 14, 2026 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
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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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