Postal entity record
US 57783 Postal Code Data Source-backed
57783 postal code facts for Spearfish, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceSpearfish
RegionSD
Nearby rows12
Key metadata
| Place | Spearfish |
|---|---|
| Admin area | South Dakota / SD |
| Local area | Lawrence |
| Coordinates | 44.4946, -103.865 |
| 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 57783 to Spearfish, 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 | Spearfish |
| postal_code | admin_area | South Dakota |
| postal_code | centroid | 44.4946, -103.865 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 57799 | Spearfish | South Dakota | 0.3 mi |
| 57779 | Saint Onge | South Dakota | 7.9 mi |
| 57732 | Deadwood | South Dakota | 10.5 mi |
| 82712 | Beulah | Wyoming | 10.9 mi |
| 57793 | Whitewood | South Dakota | 11.5 mi |
| 57717 | Belle Fourche | South Dakota | 12.3 mi |
| 57754 | Lead | South Dakota | 16 mi |
| 57762 | Nisland | South Dakota | 19.9 mi |
| 57741 | Fort Meade | South Dakota | 21 mi |
| 82710 | Aladdin | Wyoming | 23.8 mi |
| 57759 | Nemo | South Dakota | 25.3 mi |
| 57788 | Vale | South Dakota | 25.5 mi |