In which county is ZIP code 57256 located?

ZIP 57256 is listed under Roberts, SD.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 57256: Ortley, SD

ZIP: 57256

County: Roberts

Coordinates: 45.26570, -97.19250

ZIP Type: Standard

Time Zone: Central Time (CT)

Explore detailed information for ZIP code 57256 in Ortley, SD. We include verified county details for Roberts plus key geographic references used for mapping and logistics.

Primary City	Ortley
ZIP Code	57256
County	Roberts
State	SD
Latitude / Longitude	45.26570, -97.19250
ZIP Type	Standard
Time Zone	Central Time (CT)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 57256 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 57256 is approximately 45.26570 (latitude) and -97.19250 (longitude). This location sits within Roberts, contributing to regional planning across SD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 57256 for mail delivery and general location reference in Roberts, SD.

Some addresses near Ortley may share this ZIP due to delivery routing and local service areas.

Related ZIP Codes (Nearby)

Explore other postal codes near Ortley within SD.

Frequently Asked Questions

What is the primary city for ZIP code 57256?

The primary city for this ZIP code is Ortley, located in SD.

In which county is 57256 located?

ZIP code 57256 is situated within Roberts, SD.

What are the coordinates for 57256?

The approximate center point is 45.26570 (Latitude) and -97.19250 (Longitude).

Is ZIP code 57256 active?

This page lists ZIP 57256 as Listed based on the latest refresh date shown above.

Does ZIP 57256 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

Methodology & Data Notes

How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.

Page updated: 2026-01-08