Waltham, MA

ZIP Codes in Waltham, Massachusetts

December 26, 2025

ZIP Code	Population	Coordinates
02451	18,379	42.4015, -71.2530
02452	15,830	42.3956, -71.2199
02453	30,365	42.3687, -71.2411
02454	--	42.3567, -71.2505

Waltham has 4 ZIP codes

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