Postal entity record
US 57538 Postal Code Data Source-backed
57538 postal code facts for Herrick, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceHerrick
RegionSD
Nearby rows12
Key metadata
| Place | Herrick |
|---|---|
| Admin area | South Dakota / SD |
| Local area | Gregory |
| Coordinates | 43.1012, -99.2173 |
| 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 57538 to Herrick, 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 | Herrick |
| postal_code | admin_area | South Dakota |
| postal_code | centroid | 43.1012, -99.2173 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 57571 | Saint Charles | South Dakota | 6.4 mi |
| 57523 | Burke | South Dakota | 6.8 mi |
| 57533 | Gregory | South Dakota | 10.7 mi |
| 57317 | Bonesteel | South Dakota | 11.8 mi |
| 68755 | Naper | Nebraska | 12.7 mi |
| 68753 | Mills | Nebraska | 16.9 mi |
| 57529 | Dallas | South Dakota | 17.6 mi |
| 57335 | Fairfax | South Dakota | 20 mi |
| 68722 | Butte | Nebraska | 22.9 mi |
| 57528 | Colome | South Dakota | 25.5 mi |
| 57369 | Platte | South Dakota | 26.2 mi |
| 57342 | Geddes | South Dakota | 28.6 mi |