52101 ZIP Code - United States

This ZIP Code belongs to the following areas. Below you can see the map of the postal area.

City	City	ZIP Type	Estimated Population
Decorah, IA	PRIMARY	STANDARD	10.409
Bluffton, IA	NOT ACCEPTABLE	STANDARD	10.409
Burr Oak, IA	NOT ACCEPTABLE	STANDARD	10.409
Freeport, IA	NOT ACCEPTABLE	STANDARD	10.409
Hesper, IA	NOT ACCEPTABLE	STANDARD	10.409
Locust, IA	NOT ACCEPTABLE	STANDARD	10.409
Nordness, IA	NOT ACCEPTABLE	STANDARD	10.409
Quandahl, IA	NOT ACCEPTABLE	STANDARD	10.409
Sattre, IA	NOT ACCEPTABLE	STANDARD	10.409

Postal Zone from ZIP Code 52101 - United States

County	FIP	Weight
Winneshiek	19191	99.72%
Allamakee	19005	0.28%

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PRIMARY: means an the primary city name. Official city name, although the city name might also have another acceptable name.
ACCEPTABLE: means an adequate city name. City names that are abbreviated will frequently be listed as unacceptable because abbreviations are not an acceptable city name format.
NOT ACCEPTABLE: Means an inadequate city name has been entered or received based on information entered.
UNIQUE: Assigned to a company, government agency, or entity with sufficient mail volume, based on average daily volume of letter size mail received, availability of ZIP Code numbers in the postal area, and the US mail service cost-benefit analysis.