Ottawa County, located in the state of Ohio, contains a range of ZIP codes that are essential for mail delivery, demographics, mapping, and regional planning. Below is a complete list of ZIP codes associated with this county.

These ZIP codes help identify specific areas and communities within the county, ranging from small towns and villages to broader rural stretches. Whether you’re moving to Ottawa County, setting up a business, or analyzing demographic trends, understanding ZIP code distribution is an essential part of the process.

Zip code
43416
43408
43452
43432
43440
43449
43445
43456
43446
43447
43469
43412
43433
43458
43430
43468
43439
43420
43442
43436

To know more about Ottawa County, click the button below:

Ottawa County Information

Use this tool to find your area details by using zip code.

ZIP Code to County

Note: Some ZIP codes may span across county borders and may be listed under more than one county. This is common in rural or low-population areas where ZIP code regions are broader.

Source: Data compiled from official county records, USPS ZIP code data, and the United States Census Bureau.

Frequently Asked Questions

How many ZIP codes are in Ottawa County County?

There are approximately 20 ZIP codes in this county. Check the table above for the complete list.

Do ZIP codes in Ottawa County overlap with other counties?

Yes, some ZIP codes may span more than one county. This is especially common in less populated or rural areas.