Postal entity record
US 52157 Postal Code Data Source-backed
52157 postal code facts for Mc Gregor, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceMc Gregor
RegionIA
Nearby rows12
Key metadata
| Place | Mc Gregor |
|---|---|
| Admin area | Iowa / IA |
| Local area | Clayton |
| Coordinates | 43.0237, -91.1887 |
| 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 52157 to Mc Gregor, 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 | Mc Gregor |
| postal_code | admin_area | Iowa |
| postal_code | centroid | 43.0237, -91.1887 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 52158 | Marquette | Iowa | 0.9 mi |
| 53821 | Prairie Du Chien | Wisconsin | 3.7 mi |
| 52047 | Farmersburg | Iowa | 9.1 mi |
| 53801 | Bagley | Wisconsin | 9.4 mi |
| 52146 | Harpers Ferry | Iowa | 10.2 mi |
| 52049 | Garnavillo | Iowa | 10.3 mi |
| 52159 | Monona | Iowa | 10.4 mi |
| 52072 | Saint Olaf | Iowa | 11.9 mi |
| 53817 | Patch Grove | Wisconsin | 12.6 mi |
| 52156 | Luana | Iowa | 13.7 mi |
| 52170 | Waterville | Iowa | 13.9 mi |
| 54626 | Eastman | Wisconsin | 14.6 mi |