Postal entity record
US 48721 Postal Code Data Source-backed
48721 postal code facts for Black River, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceBlack River
RegionMI
Nearby rows12
Key metadata
| Place | Black River |
|---|---|
| Admin area | Michigan / MI |
| Local area | Alcona |
| Coordinates | 44.8138, -83.3407 |
| 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 48721 to Black River, 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 River |
| postal_code | admin_area | Michigan |
| postal_code | centroid | 44.8138, -83.3407 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 48742 | Lincoln | Michigan | 7.6 mi |
| 48762 | Spruce | Michigan | 8 mi |
| 49766 | Ossineke | Michigan | 8.8 mi |
| 48740 | Harrisville | Michigan | 11 mi |
| 49747 | Hubbard Lake | Michigan | 14.1 mi |
| 48705 | Barton City | Michigan | 14.9 mi |
| 48745 | Mikado | Michigan | 16.6 mi |
| 48738 | Greenbush | Michigan | 18.4 mi |
| 49707 | Alpena | Michigan | 19.2 mi |
| 49744 | Herron | Michigan | 20.6 mi |
| 48737 | Glennie | Michigan | 24.6 mi |
| 48728 | Curran | Michigan | 24.7 mi |