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Chalcedon is opened Monday - Friday from 9 am - 5 pm Pacific Time. We are closed weekends, all national bank and postal holidays, Christmas Eve, and the Friday after Thanksgiving.

Chalcedon Foundation

PO Box 158
3900 Hwy 4
Vallecito, CA 95251

Phone: (209) 736-4365

Donations & Subscriptions: Extension 10

Shipping Information: Extension 11

Ordering or Website Assistance: Extension 12

Fax: (209) 736-0536

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