Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/OH/OTTAWA

Ottawa ZIP code, Ohio

The ZIP code for Ottawa, OH is 45875, and its area codes are 419 and 567.

USPS city name
1 ZIP code
Population
4,441
Area codes
419, 567
State
Ohio

Ottawa in numbers

About 4,441 people live in Ottawa, in 1,776 households. The median household income is $69,950 a year, about the same as the Ohio median of $71,389 (US: $80,734). The median owner-occupied home is valued at $190,700 (11% below the Ohio median), and median gross rent is $803 a month. The median age is 42.3; 33.0% of adults 25 and over hold a bachelor's degree or higher (31.5% across Ohio); the average commute takes 23 minutes.

Population4,441Ottawa4,441
Households1,776Ottawa1,776
Median age42.3Ottawa42.3Ohio39.7US 38.9
Median household income$69,950Ottawa$69,950Ohio$71,389US $80,734
Median home value$190,700Ottawa$190,700Ohio$214,800US $332,700
Median gross rent$803Ottawa$803Ohio$1,034US $1,413
Bachelor's degree or higher33.0%Ottawa33.0%Ohio31.5%US 35.7%
Mean commute22.8 minOttawa22.8 minOhio23.4 minUS 26.4 min
Population density977 / sq miOttawa977 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Ottawa village. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Ottawa

ZIP codes with the USPS city name Ottawa
ZIP City Type Population Median income Median home
45875 Ottawa , OH Standard 11,547 $93,144 $229,800

Map of Ottawa ZIP codes

45875

The ZIP codes of Ottawa, OH, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Ottawa

The nearest larger towns are Lima (35,010 people, 20 mi), Delphos (7,143 people, 20 mi) and Ada (4,797 people, 21 mi).

Towns near Ottawa
TownPopulationDistance
Bluffton 3,859 11.7 mi
Lima 35,010 19.7 mi
Delphos 7,143 19.8 mi
Ada 4,797 20.6 mi
Findlay 40,287 20.8 mi
North Baltimore 3,584 22.1 mi
Fort Shawnee 6,209 24.1 mi
Defiance 17,276 24.9 mi
Napoleon 8,802 26.5 mi
Paulding 3,230 29.7 mi

More nearby: every ZIP code in Putnam County · Ohio ZIP codes

Cite this page

zipcodes.pro. “Ottawa, OH ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/oh/ottawa

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