Danell K Williamson (Postmaster)
danell.k.williamson@usps.gov
15592 Fm 134
Karnack, TX 75661
Karnack, TX 75661
The Karnack Post Office is located in the state of Texas within Harrison County. This location serves 2,807 Karnack residents with a median income of $38,801. It's estimated that approximately 4,480 packages pass through this post office each year.