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Post Office Location: 109 Market Street; Callao, MO
Year Post Office built:
Town(s) Served: Callao
Acceptable City Names: Callao
Not Acceptable City Names:
Sectional Service Facility: Quincy, IL
County(ies): Macon, Randolph
Info on Callao:
The Village of Callao is located in Western Macon County. This is home to aporx. 292 residents (2010 census).
