Postal entity record
US 48118 Postal Code Data Source-backed
48118 postal code facts for Chelsea, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceChelsea
RegionMI
Nearby rows12
Key metadata
| Place | Chelsea |
|---|---|
| Admin area | Michigan / MI |
| Local area | Washtenaw |
| Coordinates | 42.3207, -84.0334 |
| 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 48118 to Chelsea, 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 | Chelsea |
| postal_code | admin_area | Michigan |
| postal_code | centroid | 42.3207, -84.0334 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 48130 | Dexter | Michigan | 7.3 mi |
| 49240 | Grass Lake | Michigan | 8.9 mi |
| 48106 | Ann Arbor | Michigan | 11.1 mi |
| 48107 | Ann Arbor | Michigan | 11.1 mi |
| 48113 | Ann Arbor | Michigan | 11.1 mi |
| 48158 | Manchester | Michigan | 11.4 mi |
| 48169 | Pinckney | Michigan | 11.5 mi |
| 49259 | Munith | Michigan | 11.5 mi |
| 49285 | Stockbridge | Michigan | 12.1 mi |
| 48137 | Gregory | Michigan | 12.4 mi |
| 48115 | Bridgewater | Michigan | 12.7 mi |
| 48103 | Ann Arbor | Michigan | 13.1 mi |