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August 13–17, 2025, Seattle, WA

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Month: March 2024

Membership Upgrades Now Available

September 7, 2024March 4, 2024 by Seattle Worldcon 2025

We are now ready for pre-supporters to upgrade their memberships to attending memberships in the convention (WSFS membership + attending supplement) and complete registration.

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Seattle Worldcon 2025 will be held August 13–17, 2025.

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