Postal entity record
US 37729 Postal Code Data Source-backed
37729 postal code facts for Duff, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceDuff
RegionTN
Nearby rows12
Key metadata
| Place | Duff |
|---|---|
| Admin area | Tennessee / TN |
| Local area | Campbell |
| Coordinates | 36.5086, -84.0454 |
| 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 37729 to Duff, 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 | Duff |
| postal_code | admin_area | Tennessee |
| postal_code | centroid | 36.5086, -84.0454 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 37730 | Eagan | Tennessee | 4.8 mi |
| 37766 | La Follette | Tennessee | 6.3 mi |
| 37762 | Jellico | Tennessee | 6.5 mi |
| 37715 | Clairfield | Tennessee | 7 mi |
| 37819 | Newcomb | Tennessee | 7.8 mi |
| 40940 | Frakes | Kentucky | 8.7 mi |
| 37851 | Pruden | Tennessee | 9.6 mi |
| 37870 | Speedwell | Tennessee | 13 mi |
| 37847 | Pioneer | Tennessee | 13.9 mi |
| 40763 | Siler | Kentucky | 14.3 mi |
| 40730 | Emlyn | Kentucky | 14.5 mi |
| 37757 | Jacksboro | Tennessee | 15 mi |