Postal entity record
US 60566 Postal Code Data Source-backed
60566 postal code facts for Naperville, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceNaperville
RegionIL
Nearby rows12
Key metadata
| Place | Naperville |
|---|---|
| Admin area | Illinois / IL |
| Local area | DuPage |
| Coordinates | 41.8397, -88.0887 |
| 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 60566 to Naperville, 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 | Naperville |
| postal_code | admin_area | Illinois |
| postal_code | centroid | 41.8397, -88.0887 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 60117 | Bloomingdale | Illinois | 0 mi |
| 60128 | Carol Stream | Illinois | 0 mi |
| 60132 | Carol Stream | Illinois | 0 mi |
| 60189 | Wheaton | Illinois | 0 mi |
| 60199 | Carol Stream | Illinois | 0 mi |
| 60522 | Hinsdale | Illinois | 0 mi |
| 60598 | Aurora | Illinois | 0 mi |
| 60599 | Fox Valley | Illinois | 0 mi |
| 60137 | Glen Ellyn | Illinois | 2.2 mi |
| 60187 | Wheaton | Illinois | 2.6 mi |
| 60138 | Glen Ellyn | Illinois | 2.8 mi |
| 60532 | Lisle | Illinois | 3.7 mi |