Definition of "Alpena"

A town in Boone County and Carroll County, Arkansas, United States.  examples

A city, the county seat of Alpena County, Michigan, United States.  examples

Ellipsis of Alpena Township.; A township in Alpena County, Michigan, United States  examples

Ellipsis of Alpena County., Michigan.  examples

A town in Jerauld County, South Dakota, United States.  examples