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U.S. ZIP Code 45812
5-digit United States postal code #45812, Alger, OH
ZIP code 45812 is located in the city (place name) Alger, сounty Hardin in the state of Ohio. The population in ZIP code 45812 is 1943 and the population density is 18.8. ZIP code 45812 refers to сounty Hardin having сounty FIPS 39065, the ratio of people from different counties in this ZIP code is as follows: all county weights - 39065: 100%. In the area of the ZIP code 45812 valid time zone America/New_York.