Postal entity record
US 50112 Postal Code Data Source-backed
50112 postal code facts for Grinnell, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceGrinnell
RegionIA
Nearby rows12
Key metadata
| Place | Grinnell |
|---|---|
| Admin area | Iowa / IA |
| Local area | Poweshiek |
| Coordinates | 41.7421, -92.7344 |
| 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 50112 to Grinnell, 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 | Grinnell |
| postal_code | admin_area | Iowa |
| postal_code | centroid | 41.7421, -92.7344 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 50135 | Kellogg | Iowa | 9.3 mi |
| 50157 | Malcom | Iowa | 10.4 mi |
| 50106 | Gilman | Iowa | 11.7 mi |
| 50153 | Lynnville | Iowa | 12.2 mi |
| 50242 | Searsboro | Iowa | 12.3 mi |
| 50137 | Killduff | Iowa | 12.8 mi |
| 50251 | Sully | Iowa | 12.9 mi |
| 50141 | Laurel | Iowa | 13.9 mi |
| 50171 | Montezuma | Iowa | 14.8 mi |
| 50078 | Ferguson | Iowa | 15.1 mi |
| 52211 | Brooklyn | Iowa | 15.8 mi |
| 50173 | Montour | Iowa | 15.9 mi |