National Postal Buildings and Stations

Historic Postal Buildings and Postal Stations designated for one day special cancellations.

Traditions captured in time and print – the art of cancellation

How does a cancellation work? What are the traditions? What’s new in 2021?

USPS Building Bridges Event History

Past USPS Building Bridges Postal Cancellations

Date Event Location Stamps / Cancellation Slogans Credits / Notes May 29, 1996 Building Bridges of Peace Awards and Breast Cancer Awareness Stamp Unveiiling Walnut Creek Main Post Office Stamp: Breast Cancer Awareness StampSlogan: Building Bridges of Peace Postmaster: Layton HansenSpeakers: USPS Corporate Area Manager: Dan DiMiglio, Karen E. Lile, Peggy MarshburnPerformers: Kendall Ross Bean, Lissa Werson, California …

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