Alpena County ZIP Codes

List of ZIP Codes in Alpena County

The following table lists ZIP Codes associated with Alpena County, Michigan, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.

About Alpena County ZIP Codes

Alpena County in Michigan (MI) is served by approximately 4 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.

Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 27,113 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.

Many of the most significant population centers in Alpena County are located in cities such as Alpena, Ossineke, Lachine, Herron. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Alpena County, Michigan follow the America/Detroit time zone.