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U.S. ZIP Code 61251
5-digit United States postal code #61251, Fenton, IL
ZIP code 61251 is located in the city (place name) Fenton, сounty Whiteside in the state of Illinois. The population in ZIP code 61251 is 347 and the population density is 7.5. ZIP code 61251 refers to сounty Whiteside having сounty FIPS 17195, the ratio of people from different counties in this ZIP code is as follows: all county weights - 17195: 100%. In the area of the ZIP code 61251 valid time zone America/Chicago.