ZIP code 57440 is located in Frankfort, South Dakota. This area is part of the SD postal region.
Frankfort is served by ZIP code 57440. The timezone for this area is America/Chicago.
57440 Overview
Frankfort, South Dakota
ZIP BOUNDARY
Geographic Information
STATE
South Dakota (SD)
CITY
Frankfort
TIMEZONE
America/Chicago
COORDINATES
44.8502, -98.2596
About ZIP Code 57440
Frequently Asked Questions
What city is ZIP code 57440 in?
57440 is in Frankfort, South Dakota.
What state is 57440 in?
ZIP code 57440 is in South Dakota (SD).
What is the timezone for 57440?
The timezone is America/Chicago.
Data Disclaimer
Data is for informational purposes only. Please verify through official sources like USPS.