Postal entity record
US 48218 Postal Code Data Source-backed
48218 postal code facts for River Rouge, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceRiver Rouge
RegionMI
Nearby rows12
Key metadata
| Place | River Rouge |
|---|---|
| Admin area | Michigan / MI |
| Local area | Wayne |
| Coordinates | 42.2692, -83.1364 |
| 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 48218 to River Rouge, 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 | River Rouge |
| postal_code | admin_area | Michigan |
| postal_code | centroid | 42.2692, -83.1364 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 48217 | Detroit | Michigan | 0.9 mi |
| 48229 | Ecorse | Michigan | 1.4 mi |
| 48121 | Dearborn | Michigan | 2.2 mi |
| 48123 | Dearborn | Michigan | 2.2 mi |
| 48136 | Garden City | Michigan | 2.2 mi |
| 48222 | Detroit | Michigan | 2.2 mi |
| 48233 | Detroit | Michigan | 2.2 mi |
| 48244 | Detroit | Michigan | 2.2 mi |
| 48260 | Detroit | Michigan | 2.2 mi |
| 48265 | Detroit | Michigan | 2.2 mi |
| 48266 | Detroit | Michigan | 2.2 mi |
| 48277 | Detroit | Michigan | 2.2 mi |