DeKalb County, Indiana Zip Codes

Zip Code	City	Population
46706	Auburn	20,000
46738	Garrett	8,339
46721	Butler	4,856
46793	Waterloo	4,281
46788	Spencerville	4,099
46705	Ashley	1,936
46785	Saint Joe	1,732
46730	Corunna	1,007

Population is the most recent figure from the U.S. Census Bureau's 2022 American Community Survey (ACS) 5-Year Estimates.