Postal entity record
US 48397 Postal Code Data Source-backed
48397 postal code facts for Warren, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceWarren
RegionMI
Nearby rows12
Key metadata
| Place | Warren |
|---|---|
| Admin area | Michigan / MI |
| Local area | Macomb |
| Coordinates | 42.4917, -83.0402 |
| 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 48397 to Warren, 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 | Warren |
| postal_code | admin_area | Michigan |
| postal_code | centroid | 42.4917, -83.0402 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 48015 | Center Line | Michigan | 1.2 mi |
| 48090 | Warren | Michigan | 1.2 mi |
| 48092 | Warren | Michigan | 1.9 mi |
| 48091 | Warren | Michigan | 2 mi |
| 48089 | Warren | Michigan | 2.7 mi |
| 48093 | Warren | Michigan | 2.7 mi |
| 48071 | Madison Heights | Michigan | 3.3 mi |
| 48088 | Warren | Michigan | 3.4 mi |
| 48030 | Hazel Park | Michigan | 3.6 mi |
| 48234 | Detroit | Michigan | 4 mi |
| 48067 | Royal Oak | Michigan | 4.9 mi |
| 48312 | Sterling Heights | Michigan | 5 mi |