About 52729 - Calamus, Iowa
Located in Iowa, the United States is home to the sparsely populated community of Calamus, served by ZIP code 52729. It sits within Clinton County.
Calamus has a reported population of 886. That's below the Iowa average of about 3,313 people per ZIP code.
Population density runs around 8 people per sq. mile, making it a rural area.
This ZIP code sits alongside neighboring areas like Ankeny, Cedar Falls, Dubuque within Iowa.