Iron County Post Offices

405 Main St
Alpha, Michigan 49902

209 Maple Ave
Amasa, Michigan 49903

300 E Caspian Ave
Caspian, Michigan 49915

501 Superior Ave
Crystal Falls, Michigan 49920

12 2nd St
Gaastra, Michigan 49927

425 W Genesee St
Iron River, Michigan 49935

201 Washington Ave
Stambaugh, Michigan 49964

Iron County

There are 7 US Post Offices in Iron County serving a total of 11,760 residents equating to 1,680 residents per post office. It's estimated that approximately 18,770 packages are handled across the 7 county post offices annually. Iron County is a county located in the Upper Peninsula of the U.S. state of Michigan. As of the 2010 census, the population was 11,817. The county seat is Crystal Falls."