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Post Office Location: 200 2nd Street; Calamus, IA
Year Post Office built:
Town(s) Served: Calamus
Acceptable City Names: Calamus
Not Acceptable City Names:
Sectional Service Facility: Rock Island (Northwest)
County(ies): Clinton
Info on Calamus:
The City of Calamus is home to 439 residents (2010 census). Calamus came when the Chicago & Northwestern Railroad.
