Margaret J Rohring (Postmaster)
margaret.j.rohring@usps.gov
105 W 3rd St
Kalkaska, MI 49646
Kalkaska, MI 49646
The Kalkaska Post Office is located in the state of Michigan within Kalkaska County. This location serves 8,229 Kalkaska residents with a median income of $39,844. It's estimated that approximately 13,134 packages pass through this post office each year.