ZIP Code 57621

Zip Code: 57621
Type: POBox
Official USPS city name: Bullhead
Official USPS State Code: SD
Official State Name: South Dakota
ZCTA: TRUE
Population: 385.0
Density: 1.6
Primary Official County Code: 46031
Primary Official County Name: Corson
Official County Name: Corson
Official County Code: 46031
Imprecise: FALSE
Military: FALSE
Timezone: America/Denver (10:25 AM Friday, November 06 2026-11-06 (GMT -0700))
Geo Point: 45.7492, -101.07488

Map