Postal entity record
US 48189 Postal Code Data Source-backed
48189 postal code facts for Whitmore Lake, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceWhitmore Lake
RegionMI
Nearby rows12
Key metadata
| Place | Whitmore Lake |
|---|---|
| Admin area | Michigan / MI |
| Local area | Washtenaw |
| Coordinates | 42.4289, -83.7828 |
| 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 48189 to Whitmore Lake, 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 | Whitmore Lake |
| postal_code | admin_area | Michigan |
| postal_code | centroid | 42.4289, -83.7828 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 48139 | Hamburg | Michigan | 2.3 mi |
| 48143 | Lakeland | Michigan | 3.4 mi |
| 48178 | South Lyon | Michigan | 6.6 mi |
| 48169 | Pinckney | Michigan | 6.8 mi |
| 48116 | Brighton | Michigan | 7.5 mi |
| 48130 | Dexter | Michigan | 7.7 mi |
| 48165 | New Hudson | Michigan | 9.3 mi |
| 48105 | Ann Arbor | Michigan | 9.4 mi |
| 48114 | Brighton | Michigan | 9.9 mi |
| 48103 | Ann Arbor | Michigan | 10.3 mi |
| 48175 | Salem | Michigan | 10.6 mi |
| 48109 | Ann Arbor | Michigan | 10.7 mi |