Clay County Post Offices

806 6th St
Clay Center, Kansas 67432

110 Dixon Ave
Green, Kansas 67447

115 Weda St
Longford, Kansas 67458

201 Main St
Morganville, Kansas 67468

713 Elm St
Wakefield, Kansas 67487

Clay County

There are 5 US Post Offices in Clay County serving a total of 8,329 residents equating to 1,666 residents per post office. It's estimated that approximately 13,294 packages are handled across the 5 county post offices annually. Clay County (county code CY) is a county located in the U.S. state of Kansas. As of the 2010 census, the county population was 8,535. Its county seat and most populous city is Clay Center."