Hammond zip code

Zip code in Hammond, IN

The location Hammond belongs to Lake County, state of Indiana. Hammond has 7 zip codes which you can see in the following table.

Hammond is the official name of the location so if you want to use the US Postal Service you must use that name.

Zip code	Type	Population
46320	STANDARD	10,010
46321	STANDARD	22,810
46322	STANDARD	22,020
46323	STANDARD	18,880
46324	STANDARD	18,920
46325	PO BOX	436
46327	STANDARD	9,210

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