Postal entity record
US 57718 Postal Code Data Source-backed
57718 postal code facts for Black Hawk, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceBlack Hawk
RegionSD
Nearby rows12
Key metadata
| Place | Black Hawk |
|---|---|
| Admin area | South Dakota / SD |
| Local area | Meade |
| Coordinates | 44.1512, -103.3486 |
| GeoNames accuracy | 1 |
| 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 57718 to Black Hawk, 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 | Black Hawk |
| postal_code | admin_area | South Dakota |
| postal_code | centroid | 44.1512, -103.3486 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 57709 | Rapid City | South Dakota | 5.4 mi |
| 57769 | Piedmont | South Dakota | 5.4 mi |
| 57701 | Rapid City | South Dakota | 7.1 mi |
| 57702 | Rapid City | South Dakota | 10.2 mi |
| 57759 | Nemo | South Dakota | 10.5 mi |
| 57703 | Rapid City | South Dakota | 11.1 mi |
| 57706 | Ellsworth Afb | South Dakota | 13.5 mi |
| 57719 | Box Elder | South Dakota | 14.1 mi |
| 57785 | Sturgis | South Dakota | 15.1 mi |
| 57741 | Fort Meade | South Dakota | 18.6 mi |
| 57745 | Hill City | South Dakota | 18.6 mi |
| 57751 | Keystone | South Dakota | 18.6 mi |