Postal entity record
US 45406 Postal Code Data Source-backed
45406 postal code facts for Dayton, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceDayton
RegionOH
Nearby rows12
Key metadata
| Place | Dayton |
|---|---|
| Admin area | Ohio / OH |
| Local area | Montgomery |
| Coordinates | 39.7821, -84.2373 |
| 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 45406 to Dayton, 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 | Dayton |
| postal_code | admin_area | Ohio |
| postal_code | centroid | 39.7821, -84.2373 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 45405 | Dayton | Ohio | 1.4 mi |
| 45416 | Dayton | Ohio | 1.7 mi |
| 45417 | Dayton | Ohio | 2.1 mi |
| 45422 | Dayton | Ohio | 2.6 mi |
| 45343 | Miamisburg | Ohio | 2.7 mi |
| 45401 | Dayton | Ohio | 2.7 mi |
| 45413 | Dayton | Ohio | 2.7 mi |
| 45428 | Dayton | Ohio | 2.7 mi |
| 45435 | Dayton | Ohio | 2.7 mi |
| 45437 | Dayton | Ohio | 2.7 mi |
| 45441 | Dayton | Ohio | 2.7 mi |
| 45448 | Dayton | Ohio | 2.7 mi |