Postal entity record
US 57315 Postal Code Data Source-backed
57315 postal code facts for Avon, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceAvon
RegionSD
Nearby rows12
Key metadata
| Place | Avon |
|---|---|
| Admin area | South Dakota / SD |
| Local area | Bon Homme |
| Coordinates | 43.0397, -98.0283 |
| GeoNames accuracy | 4 |
| Source | GeoNames postal code data |
| License | GeoNames postal data; provided as-is with attribution required. |
| Snapshot date | 2026-06-02 |
What this record means
This row links US 57315 to Avon, the available admin area, centroid coordinates, source accuracy, and source snapshot metadata.
Use it as a reference-data join for cleaning CRM rows, grouping operational reports, preparing territory QA, or checking whether an imported postal value has a source-backed match.
What the centroid can support
The latitude and longitude represent a postal centroid from the source snapshot. They are useful for approximate map previews, nearby-record review, deduplication checks, and distance-based QA.
They should not be treated as an official delivery boundary, address-level geocode, tax boundary, or service-area guarantee.
Sample CSV enrichment output
| Input field | Added output | Example value |
|---|---|---|
| postal_code | matched_place | Avon |
| postal_code | admin_area | South Dakota |
| postal_code | centroid | 43.0397, -98.0283 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 57329 | Dante | South Dakota | 8 mi |
| 57066 | Tyndall | South Dakota | 9 mi |
| 57062 | Springfield | South Dakota | 12.8 mi |
| 57380 | Wagner | South Dakota | 13.1 mi |
| 57376 | Tripp | South Dakota | 14.2 mi |
| 57059 | Scotland | South Dakota | 16.1 mi |
| 57330 | Delmont | South Dakota | 16.4 mi |
| 57063 | Tabor | South Dakota | 18.4 mi |
| 57361 | Marty | South Dakota | 20.3 mi |
| 68760 | Niobrara | Nebraska | 21.4 mi |
| 57040 | Lesterville | South Dakota | 21.9 mi |
| 57052 | Olivet | South Dakota | 23.4 mi |