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U.S. ZIP Code 32421
5-digit United States postal code #32421, Altha, FL
ZIP code 32421 is located in the city (place name) Altha, сounty Calhoun in the state of Florida. The population in ZIP code 32421 is 4497 and the population density is 12.7. ZIP code 32421 refers to сounty Calhoun having сounty FIPS 12013, the ratio of people from different counties in this ZIP code is as follows: all county weights - 12013: 100%. In the area of the ZIP code 32421 valid time zone America/Chicago.