Postal entity record
US 66603 Postal Code Data Source-backed
66603 postal code facts for Topeka, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceTopeka
RegionKS
Nearby rows12
Key metadata
| Place | Topeka |
|---|---|
| Admin area | Kansas / KS |
| Local area | Shawnee |
| Coordinates | 39.0553, -95.6802 |
| 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 66603 to Topeka, 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 | Topeka |
| postal_code | admin_area | Kansas |
| postal_code | centroid | 39.0553, -95.6802 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 66601 | Topeka | Kansas | 0.5 mi |
| 66625 | Topeka | Kansas | 0.5 mi |
| 66626 | Topeka | Kansas | 0.5 mi |
| 66629 | Topeka | Kansas | 0.5 mi |
| 66630 | Topeka | Kansas | 0.5 mi |
| 66636 | Topeka | Kansas | 0.5 mi |
| 66683 | Topeka | Kansas | 0.5 mi |
| 66699 | Topeka | Kansas | 0.5 mi |
| 66612 | Topeka | Kansas | 0.9 mi |
| 66606 | Topeka | Kansas | 1.6 mi |
| 66621 | Topeka | Kansas | 1.9 mi |
| 66607 | Topeka | Kansas | 2.1 mi |