![]() Photo from Digital-Topo-Maps.com | Warsaw, IL 62379 Post Office Location: 520 Main Street; Warsaw, IL Year Post Office built: Town(s) Served: Warsaw Acceptable City Names: Warsaw Not Acceptable City Names: Sectional Service Facility: Quincy, IL County(ies): Adams, Hancock Info on Warsaw: The City of Warsaw is a community located west of Illinois 96. This is south of Keokuk, Iowa. It is home to aprox. 1607 residents (2010 census). The town dates back to 1814 when Fort Johnson was built on the banks of the Mississippi River. |
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