Postal entity record
US 51056 Postal Code Data Source-backed
51056 postal code facts for Smithland, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceSmithland
RegionIA
Nearby rows12
Key metadata
| Place | Smithland |
|---|---|
| Admin area | Iowa / IA |
| Local area | Woodbury |
| Coordinates | 42.2408, -95.9486 |
| 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 51056 to Smithland, 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 | Smithland |
| postal_code | admin_area | Iowa |
| postal_code | centroid | 42.2408, -95.9486 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 51051 | Rodney | Iowa | 3.3 mi |
| 51044 | Oto | Iowa | 4.7 mi |
| 51026 | Hornick | Iowa | 7.5 mi |
| 51034 | Mapleton | Iowa | 9.9 mi |
| 51015 | Climbing Hill | Iowa | 10.1 mi |
| 51004 | Anthon | Iowa | 10.5 mi |
| 51019 | Danbury | Iowa | 11.5 mi |
| 51010 | Castana | Iowa | 11.7 mi |
| 51063 | Whiting | Iowa | 13.4 mi |
| 51055 | Sloan | Iowa | 14.4 mi |
| 51040 | Onawa | Iowa | 16.3 mi |
| 51060 | Ute | Iowa | 17.5 mi |