Postal entity record
US 38230 Postal Code Data Source-backed
38230 postal code facts for Greenfield, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceGreenfield
RegionTN
Nearby rows12
Key metadata
| Place | Greenfield |
|---|---|
| Admin area | Tennessee / TN |
| Local area | Weakley |
| Coordinates | 36.1485, -88.7453 |
| 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 38230 to Greenfield, 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 | Greenfield |
| postal_code | admin_area | Tennessee |
| postal_code | centroid | 36.1485, -88.7453 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 38316 | Bradford | Tennessee | 6.7 mi |
| 38229 | Gleason | Tennessee | 8.3 mi |
| 38255 | Sharon | Tennessee | 8.5 mi |
| 38346 | Idlewild | Tennessee | 8.8 mi |
| 38225 | Dresden | Tennessee | 10.5 mi |
| 38258 | Trezevant | Tennessee | 11.8 mi |
| 38201 | Mc Kenzie | Tennessee | 13 mi |
| 38369 | Rutherford | Tennessee | 13.4 mi |
| 38220 | Atwood | Tennessee | 14.3 mi |
| 38237 | Martin | Tennessee | 14.7 mi |
| 38238 | Martin | Tennessee | 14.7 mi |
| 38235 | Mc Lemoresville | Tennessee | 15.2 mi |