ZIP Code 45812 – Alger, Ohio | ZipsCode.us
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ZIP Code 45812
Alger, Ohio · Hardin
ZIP code 45812 belongs to the city of Alger in Ohio (Hardin). See all Ohio ZIP Codes.
ZIP code 45812 belongs to Alger, Ohio, in Hardin. If you are mailing a letter or package to this area, use Alger, OH 45812 in the address. On this page you will find the city and county for 45812, nearby ZIP codes in the same county, and free tools to look up any address in this ZIP code.
What City Is ZIP Code 45812?
The city for ZIP code 45812 is Alger, Ohio. When you write an address in this area, the correct format is: Name, Street Address, Alger, OH 45812.
ZIP Code 45812 County and State
ZIP code 45812 is located in Hardin, Ohio. For a complete list of cities and ZIP codes across the state, see the Ohio ZIP Codes page.
Nearby ZIP Codes in Hardin
These ZIP codes are in the same county as 45812:
ZIP Code 45812 on the Map
The map below shows the approximate center of ZIP code 45812, near Alger, Ohio. You can zoom in and drag the map to explore the area.
Map center is approximate (ZIP area center, around 40.706, -83.825). Map data © OpenStreetMap.
Population and Demographics of ZIP Code 45812
According to public U.S. Census Bureau data, ZIP code 45812 is home to a community in Ohio. The figures below come from the U.S. Census and the American Community Survey (ACS).
Source: U.S. Census Bureau, American Community Survey (ACS) 2023 5-year estimates and 2023 Gazetteer. Figures are estimates and change with each new survey.
Find an Address in ZIP Code 45812
Need the full ZIP+4 code for a specific street address in Alger? Use the free ZIP+4 Lookup tool, or find any ZIP code from a street address with the ZIP Code by Address tool.
Frequently Asked Questions
What city is ZIP code 45812?
ZIP code 45812 is for Alger, Ohio.
What county is ZIP code 45812 in?
ZIP code 45812 is in Hardin, Ohio.
What state is ZIP code 45812 in?
ZIP code 45812 is in Ohio (OH).
How do I find the ZIP+4 for an address in 45812?
Use the free ZIP+4 Lookup tool with the full street address to get the complete 9-digit ZIP code.
What are the nearby ZIP codes to 45812?
Nearby ZIP codes include 43326 (Kenton), 43340 (Mount Victory), 43345 (Ridgeway), 43346 (Roundhead), 45810 (Ada).
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