Postal entity record
US 60540 Postal Code Data Source-backed
60540 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 | 41.7662, -88.141 |
| 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 60540 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 | 41.7662, -88.141 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 60567 | Naperville | Illinois | 1.4 mi |
| 60563 | Naperville | Illinois | 2.2 mi |
| 60565 | Naperville | Illinois | 2.4 mi |
| 60532 | Lisle | Illinois | 3.1 mi |
| 60517 | Woodridge | Illinois | 4.9 mi |
| 60555 | Warrenville | Illinois | 5 mi |
| 60564 | Naperville | Illinois | 5.1 mi |
| 60569 | Aurora | Illinois | 5.1 mi |
| 60519 | Eola | Illinois | 5.3 mi |
| 60440 | Bolingbrook | Illinois | 5.5 mi |
| 60504 | Aurora | Illinois | 5.5 mi |
| 60117 | Bloomingdale | Illinois | 5.7 mi |