Postal entity record
US 50647 Postal Code Data Source-backed
50647 postal code facts for Janesville, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceJanesville
RegionIA
Nearby rows12
Key metadata
| Place | Janesville |
|---|---|
| Admin area | Iowa / IA |
| Local area | Bremer |
| Coordinates | 42.6465, -92.4791 |
| 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 50647 to Janesville, 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 | Janesville |
| postal_code | admin_area | Iowa |
| postal_code | centroid | 42.6465, -92.4791 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 50670 | Shell Rock | Iowa | 6.9 mi |
| 50622 | Denver | Iowa | 7.2 mi |
| 50660 | New Hartford | Iowa | 8.2 mi |
| 50613 | Cedar Falls | Iowa | 8.6 mi |
| 50677 | Waverly | Iowa | 9.6 mi |
| 50703 | Waterloo | Iowa | 11.9 mi |
| 50701 | Waterloo | Iowa | 13 mi |
| 50624 | Dike | Iowa | 13.8 mi |
| 50668 | Readlyn | Iowa | 13.8 mi |
| 50702 | Waterloo | Iowa | 14 mi |
| 50619 | Clarksville | Iowa | 14.2 mi |
| 50666 | Plainfield | Iowa | 14.2 mi |