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Priscilla K Jumper (Postmaster)
priscilla.k.jumper@usps.gov
10182 Farm Road 79
Sumner, TX 75486
Sumner, TX 75486
The Sumner Post Office is located in the state of Texas within Lamar County. This location serves 2,346 Sumner residents with a median income of $50,721. It's estimated that approximately 3,744 packages pass through this post office each year.