Mercer County, Ohio Zip Codes

Zip Code	City	Population
45822	Celina	19,779
45828	Coldwater	6,555
45846	Fort Recovery	4,694
45883	Saint Henry	3,849
45882	Rockford	2,865
45860	Maria Stein	2,618
45862	Mendon	1,314
45826	Chickasaw	302
45310	Burkettsville	292
45866	Montezuma	104

Population is the most recent figure from the U.S. Census Bureau's 2022 American Community Survey (ACS) 5-Year Estimates.