Postal entity record
US 51566 Postal Code Data Source-backed
51566 postal code facts for Red Oak, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceRed Oak
RegionIA
Nearby rows12
Key metadata
| Place | Red Oak |
|---|---|
| Admin area | Iowa / IA |
| Local area | Montgomery |
| Coordinates | 41.0079, -95.2269 |
| 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 51566 to Red Oak, 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 | Red Oak |
| postal_code | admin_area | Iowa |
| postal_code | centroid | 41.0079, -95.2269 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 51591 | Red Oak | Iowa | 4 mi |
| 51573 | Stanton | Iowa | 6.9 mi |
| 51532 | Elliott | Iowa | 9.2 mi |
| 51533 | Emerson | Iowa | 9.7 mi |
| 51638 | Essex | Iowa | 12 mi |
| 50864 | Villisca | Iowa | 13.6 mi |
| 51540 | Hastings | Iowa | 14.3 mi |
| 51541 | Henderson | Iowa | 14.5 mi |
| 51645 | Imogene | Iowa | 14.8 mi |
| 50847 | Grant | Iowa | 15.7 mi |
| 51535 | Griswold | Iowa | 16.4 mi |
| 51549 | Macedonia | Iowa | 16.6 mi |