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Gloria F Courtney (Postmaster)
gloria.f.courtney@usps.gov
100 W Main St
Mill Creek, OK 74856
Mill Creek, OK 74856
The Mill Creek Post Office is located in the state of Oklahoma within Johnston County. This location serves 782 Mill Creek residents with a median income of $38,833. It's estimated that approximately 1,248 packages pass through this post office each year.