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U.S. ZIP Code 64661
5-digit United States postal code #64661, Mercer, MO
ZIP code 64661 is located in the city (place name) Mercer, сounty Mercer in the state of Missouri. The population in ZIP code 64661 is 916 and the population density is 3.4. ZIP code 64661 refers to сounty Mercer having сounty FIPS 29129, the ratio of people from different counties in this ZIP code is as follows: all county weights - 29129: 100%. In the area of the ZIP code 64661 valid time zone America/Chicago.