In which county is ZIP code 57315 located?

ZIP 57315 is listed under Bon Homme, SD.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 57315: Avon, SD

ZIP: 57315

County: Bon Homme

Coordinates: 43.03970, -98.02830

ZIP Type: Standard

Time Zone: Central Time (CT)

Get a reliable snapshot of the Avon, SD postal area 57315. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Avon
ZIP Code	57315
County	Bon Homme
State	SD
Latitude / Longitude	43.03970, -98.02830
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 57315 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 57315 are listed as 43.03970 / -98.02830, useful for GPS and service checks in and around Avon, SD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 57315 for mail delivery and general location reference in Bon Homme, SD.

Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Avon.

Related ZIP Codes (Nearby)

Explore other postal codes near Avon within SD.

Frequently Asked Questions

What is the primary city for ZIP code 57315?

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

In which county is 57315 located?

ZIP code 57315 is situated within Bon Homme, SD.

What are the coordinates for 57315?

The approximate center point is 43.03970 (Latitude) and -98.02830 (Longitude).

Is ZIP code 57315 active?

This page lists ZIP 57315 as Listed based on the latest refresh date shown above.

Does ZIP 57315 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