Groton Zip Codes - Brown County SD

Groton, SD Zip Code Map

Groton, SD is a city located in Brown County, South Dakota and has a land area of 253.91 square miles (657.62 km2). The water area for the city is 0.09 square miles or 0.23 km2. There is one unique zip code in Groton, South Dakota and it is 57445. The area code(s) for Groton is 605.

Zip Codes for Groton, SD (1)
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57445 Groton Brown

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