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U.S. ZIP Code 48703
5-digit United States postal code #48703, Au Gres, MI
ZIP code 48703 is located in the city (place name) Au Gres, сounty Arenac in the state of Michigan. The population in ZIP code 48703 is 3238 and the population density is 28.6. ZIP code 48703 refers to сounty Arenac having сounty FIPS 26011, the ratio of people from different counties in this ZIP code is as follows: all county weights - 26011: 100%. In the area of the ZIP code 48703 valid time zone America/Detroit.