ZIP Code 57061

Zip Code: 57061
Type: POBox
Official USPS city name: Sinai
Official USPS State Code: SD
Official State Name: South Dakota
ZCTA: TRUE
Population: 71.0
Density: 126.4
Primary Official County Code: 46011
Primary Official County Name: Brookings
Official County Name: Brookings
Official County Code: 46011
Imprecise: FALSE
Military: FALSE
Timezone: America/Chicago (14:12 PM Monday, March 31 2025-03-31 (GMT -0500))
Geo Point: 44.24236, -97.044