ZIP Codes in South Dakota
Browse ZIP codes in South Dakota, including city, county, area code, population, income, and timezone. This state page is designed to help you move between ZIP lookups, area code lookups, and geographic browsing.
State
South Dakota
SD
ZIP codes
385
Area codes
2
About ZIP codes in South Dakota
ZIP codes in South Dakota can be used to browse local cities, counties, area codes, and population data. This page is a state-level directory for postal lookup and serves as a strong internal hub for deeper ZIP and area code pages.