Hamlin County South Dakota is covered by a total of 10 ZIP Codes. There are 8 ZIP Codes in Hamlin County that extend into adjacent counties (Brookings County, Clark County, Codington County, Deuel County, and Kingsbury County). Of the ZIP codes within or partially within Hamlin County there are 9 Standard ZIP Codes.
Click on the ZIP Codes in the interactive map to view more information. The map control in the upper right corner can be used to toggle map layers on and off. The red outline is the border of Hamlin County and can be turned on and off. Each type of postal code can also be turned on and off.
| ZIP Code | ZIP Code City/Town | ZIP Code Type | |||
|---|---|---|---|---|---|
| Arlington | Standard | |||
| Bryant | Standard | |||
| Castlewood | Standard | |||
| Clear Lake | Standard | |||
| Erwin | Standard | |||
| Estelline | Standard | |||
| Hayti | Standard | |||
| Hazel | Standard | |||
| Lake Norden | Standard | |||
| Vienna | Standard |