Allamakee County, IA Zip Codes
8 zip codes across 8 cities in Allamakee County, IA
About Allamakee County
Allamakee County, Iowa (IA) contains 8 unique zip codes spanning 8 cities and communities. Each zip code covers a different area within the county, with varying demographics, income levels, and housing markets.
Browse the complete list below to find detailed population, income, home values, cost of living, and climate data for any zip code in Allamakee County.
Cities in Allamakee County
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All Zip Codes in Allamakee County, IA
| Zip Code | City |
|---|---|
| 52140 | Decorah |
| 52146 | Harpers Ferry |
| 52151 | Lansing |
| 52160 | New Albin |
| 52162 | Postville |
| 52170 | Monona |
| 52172 | Waukon |
| 521HH | Zcta 521hh |
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Frequently Asked Questions
How many zip codes are in Allamakee County, IA?
Allamakee County, IA has 8 zip codes across 8 cities.
What cities are in Allamakee County?
Cities in Allamakee County include Decorah, Harpers Ferry, Lansing, Monona, New Albin, Postville, Waukon, Zcta 521hh.
What state is Allamakee County in?
Allamakee County is located in Iowa (IA).
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.