Postal entity record
US 62037 Postal Code Data Source-backed
62037 postal code facts for Grafton, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceGrafton
RegionIL
Nearby rows12
Key metadata
| Place | Grafton |
|---|---|
| Admin area | Illinois / IL |
| Local area | Jersey |
| Coordinates | 39.0021, -90.4323 |
| 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 62037 to Grafton, 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 | Grafton |
| postal_code | admin_area | Illinois |
| postal_code | centroid | 39.0021, -90.4323 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 62028 | Elsah | Illinois | 5.1 mi |
| 63373 | Portage Des Sioux | Missouri | 5.8 mi |
| 62022 | Dow | Illinois | 7.3 mi |
| 62031 | Fieldon | Illinois | 9 mi |
| 62013 | Brussels | Illinois | 9.2 mi |
| 62052 | Jerseyville | Illinois | 9.8 mi |
| 62036 | Golden Eagle | Illinois | 10 mi |
| 62035 | Godfrey | Illinois | 12.8 mi |
| 62006 | Batchtown | Illinois | 13.1 mi |
| 63386 | West Alton | Missouri | 13.6 mi |
| 63034 | Florissant | Missouri | 13.8 mi |
| 62054 | Kane | Illinois | 14.3 mi |