Postal entity record
US 52101 Postal Code Data Source-backed
52101 postal code facts for Decorah, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceDecorah
RegionIA
Nearby rows12
Key metadata
| Place | Decorah |
|---|---|
| Admin area | Iowa / IA |
| Local area | Winneshiek |
| Coordinates | 43.3227, -91.7939 |
| 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 52101 to Decorah, 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 | Decorah |
| postal_code | admin_area | Iowa |
| postal_code | centroid | 43.3227, -91.7939 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 52132 | Calmar | Iowa | 10.5 mi |
| 52165 | Ridgeway | Iowa | 10.7 mi |
| 52149 | Highlandville | Iowa | 11.1 mi |
| 52168 | Spillville | Iowa | 11.2 mi |
| 52161 | Ossian | Iowa | 12.8 mi |
| 52133 | Castalia | Iowa | 14.4 mi |
| 52144 | Fort Atkinson | Iowa | 14.4 mi |
| 55954 | Mabel | Minnesota | 15.3 mi |
| 52172 | Waukon | Iowa | 16.3 mi |
| 52140 | Dorchester | Iowa | 16.6 mi |
| 52163 | Protivin | Iowa | 16.7 mi |
| 52136 | Cresco | Iowa | 16.9 mi |