Brown County, South Dakota Zip Codes

14 zips

Zip Code	City	Population ↓
57401	Aberdeen	32,217
57445	Groton	1,910
57446	Hecla	628
57441	Frederick	607
57479	Warner	599
57427	Bath	438
57481	Westport	375
57433	Columbia	355
57449	Houghton	333
57460	Mansfield	321
57432	Claremont	239
57474	Stratford	234
57426	Barnard	48
57439	Ferney	22

Overview of Zip Codes in Brown County

14

ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2024, there are 14 ZCTAs in Brown County, South Dakota (US Census).

Sources