Ottawa ZIP Codes

List of Zip Codes of Ottawa

The following table lists ZIP Codes associated with Ottawa, Ohio, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.

S.N.	Zip Code	Latitude	Longitude	County	Population	Density
1	45875	41.02271	-84.06118	Putnam	10,861	40.9

About Ottawa Ohio Zip Codes

The city of Ottawa in Ohio (OH) is served by approximately 1 ZIP Codes. These codes cover residential neighborhoods, business districts, and surrounding localities that use the city name in their mailing address.

Based on ZIP-level population estimates, the combined population covered by these ZIP Codes is around 10,861 people. Population density can vary significantly from one ZIP Code to another, reflecting the mix of dense urban blocks, commercial corridors, and lower-density residential areas.

The ZIP Codes associated with Ottawa fall within county jurisdictions such as Putnam. Each county manages local services, land use, and administration for the areas corresponding to its ZIP Codes.

Most ZIP codes for Ottawa, Ohio follow the America/New_York time zone.

Ottawa ZIP Codes

List of Zip Codes of Ottawa

About Ottawa Ohio Zip Codes

Ohio Cities ZIP Codes

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