Ottawa County, Ohio ZIP codes

15ZIP codes
15Cities and towns
37,849People in ZIP areas
419, 567Area codes

Ottawa County is in Ohio and the Eastern Time zone. ZIP codes don’t follow county lines exactly, so a ZIP code listed here can reach into a neighboring county.

All ZIP codes in Ottawa County

ZIP codeCityTypePopulationMedian income
43408Clay CenterPO Box only386$61,719
43416ElmoreStandard2,868$88,611
43430GenoaStandard4,911$73,807
43432GraytownStandard1,357$152,411
43433GypsumPO Box only––
43436Isle Saint GeorgeStandard––
43439LacarnePO Box only––
43440Lakeside MarbleheadStandard4,222$74,818
43445MartinStandard801$82,670
43446Middle BassPO Box only35–
43449Oak HarborStandard7,572$71,083
43452Port ClintonStandard14,264$67,490
43456Put In BayPO Box only692$72,969
43458Rocky RidgePO Box only282$78,906
43468WillistonPO Box only459$130,533

Cities and towns in Ottawa County

Area codes in Ottawa County

Questions

How many ZIP codes are in Ottawa County, OH?
Ottawa County has 15 ZIP codes, 8 of them standard ZIP codes for street addresses.
What cities are in Ottawa County?
Ottawa County ZIP codes cover Clay Center, Elmore, Genoa, Graytown, Gypsum, Isle Saint George, Lacarne and Lakeside Marblehead and 7 other places.
What area code is Ottawa County, OH?
Ottawa County uses area codes 419 and 567.
What time zone is Ottawa County in?
Ottawa County is in Eastern Time.

Other Ohio counties