Postal entity record
US 53549 Postal Code Data Source-backed
53549 postal code facts for Jefferson, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceJefferson
RegionWI
Nearby rows12
Key metadata
| Place | Jefferson |
|---|---|
| Admin area | Wisconsin / WI |
| Local area | Jefferson |
| Coordinates | 43.0006, -88.8078 |
| 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 53549 to Jefferson, 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 | Jefferson |
| postal_code | admin_area | Wisconsin |
| postal_code | centroid | 43.0006, -88.8078 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 53038 | Johnson Creek | Wisconsin | 5.3 mi |
| 53538 | Fort Atkinson | Wisconsin | 5.7 mi |
| 53137 | Helenville | Wisconsin | 6.9 mi |
| 53551 | Lake Mills | Wisconsin | 7.7 mi |
| 53178 | Sullivan | Wisconsin | 10.4 mi |
| 53523 | Cambridge | Wisconsin | 10.8 mi |
| 53190 | Whitewater | Wisconsin | 12.4 mi |
| 53156 | Palmyra | Wisconsin | 13.8 mi |
| 53094 | Watertown | Wisconsin | 14 mi |
| 53531 | Deerfield | Wisconsin | 14.6 mi |
| 53036 | Ixonia | Wisconsin | 15 mi |
| 53594 | Waterloo | Wisconsin | 15.4 mi |