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/OKOLONA

Okolona ZIP code, Ohio

The ZIP code for Okolona, OH is 43550, and its area code is 419.

USPS city name
1 ZIP code
Area code
419
State
Ohio

ZIP codes addressed as Okolona

ZIP codes with the USPS city name Okolona
ZIP City Type
43550 Okolona , OH No street area

Towns near Okolona

Towns near Okolona
TownPopulationDistance
Napoleon 8,802 5.0 mi
Defiance 17,276 13.6 mi
Wauseon 7,505 15.7 mi
Archbold 4,397 16.5 mi
Delta 3,137 18.1 mi
Whitehouse 4,642 21.2 mi
Swanton 4,098 21.3 mi
Ottawa 4,441 21.6 mi
Waterville 6,017 22.9 mi
Bowling Green 29,983 24.2 mi
Bryan 8,631 24.7 mi
North Baltimore 3,584 25.2 mi
Paulding 3,230 27.6 mi
Perrysburg 25,181 28.3 mi

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

Cite this page

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

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