Hammond, IN

ZIP Codes in Hammond, Indiana

December 15, 2025

ZIP Code	Population	Coordinates
46320	13,822	41.6089, -87.4976
46323	23,447	41.5894, -87.4537
46324	21,703	41.5838, -87.5020
46325	--	41.4615, -87.3728
46327	10,875	41.6486, -87.4993

Hammond has 5 ZIP codes

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