Postal entity record
US 57001 Postal Code Data Source-backed
57001 postal code facts for Alcester, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceAlcester
RegionSD
Nearby rows12
Key metadata
| Place | Alcester |
|---|---|
| Admin area | South Dakota / SD |
| Local area | Union |
| Coordinates | 43.0047, -96.6332 |
| 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 57001 to Alcester, 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 | Alcester |
| postal_code | admin_area | South Dakota |
| postal_code | centroid | 43.0047, -96.6332 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 51023 | Hawarden | Iowa | 8.1 mi |
| 51011 | Chatsworth | Iowa | 8.6 mi |
| 57004 | Beresford | South Dakota | 9.4 mi |
| 57034 | Hudson | South Dakota | 10 mi |
| 51001 | Akron | Iowa | 13 mi |
| 57027 | Fairview | South Dakota | 14.6 mi |
| 51027 | Ireton | Iowa | 15.9 mi |
| 57014 | Centerville | South Dakota | 18.4 mi |
| 57025 | Elk Point | South Dakota | 18.6 mi |
| 57010 | Burbank | South Dakota | 19.8 mi |
| 57069 | Vermillion | South Dakota | 20.7 mi |
| 57013 | Canton | South Dakota | 20.8 mi |