Postal entity record
US 52237 Postal Code Data Source-backed
52237 postal code facts for Hopkinton, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceHopkinton
RegionIA
Nearby rows12
Key metadata
| Place | Hopkinton |
|---|---|
| Admin area | Iowa / IA |
| Local area | Delaware |
| Coordinates | 42.3422, -91.2461 |
| 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 52237 to Hopkinton, 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 | Hopkinton |
| postal_code | admin_area | Iowa |
| postal_code | centroid | 42.3422, -91.2461 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 52223 | Delhi | Iowa | 7.4 mi |
| 52078 | Worthington | Iowa | 7.9 mi |
| 52310 | Monticello | Iowa | 7.9 mi |
| 52036 | Delaware | Iowa | 9.9 mi |
| 52252 | Langworthy | Iowa | 10.4 mi |
| 52041 | Earlville | Iowa | 10.9 mi |
| 52219 | Prairieburg | Iowa | 11.5 mi |
| 52040 | Dyersville | Iowa | 11.7 mi |
| 52330 | Ryan | Iowa | 12.2 mi |
| 52033 | Cascade | Iowa | 12.4 mi |
| 52046 | Farley | Iowa | 14.1 mi |
| 52057 | Manchester | Iowa | 14.2 mi |