Postal entity record
US 61439 Postal Code Data Source-backed
61439 postal code facts for Henderson, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceHenderson
RegionIL
Nearby rows12
Key metadata
| Place | Henderson |
|---|---|
| Admin area | Illinois / IL |
| Local area | Knox |
| Coordinates | 41.0276, -90.3575 |
| 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 61439 to Henderson, 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 | Henderson |
| postal_code | admin_area | Illinois |
| postal_code | centroid | 41.0276, -90.3575 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 61488 | Wataga | Illinois | 4.5 mi |
| 61401 | Galesburg | Illinois | 5.3 mi |
| 61402 | Galesburg | Illinois | 5.6 mi |
| 61472 | Rio | Illinois | 6 mi |
| 61430 | East Galesburg | Illinois | 6.5 mi |
| 61467 | Oneida | Illinois | 7.3 mi |
| 61466 | North Henderson | Illinois | 7.9 mi |
| 61448 | Knoxville | Illinois | 8.9 mi |
| 61412 | Alexis | Illinois | 9.8 mi |
| 61435 | Gerlaw | Illinois | 10.4 mi |
| 61413 | Alpha | Illinois | 11.5 mi |
| 61490 | Woodhull | Illinois | 11.5 mi |