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U.S. ZIP Code 63458
5-digit United States postal code #63458, Newark, MO
ZIP code 63458 is located in the city (place name) Newark, сounty Knox in the state of Missouri. The population in ZIP code 63458 is 197 and the population density is 2.5. ZIP code 63458 refers to сounty Knox having сounty FIPS 29103, the ratio of people from different counties in this ZIP code is as follows: all county weights - 29103: 100%. In the area of the ZIP code 63458 valid time zone America/Chicago.