Postal entity record
US 49918 Postal Code Data Source-backed
49918 postal code facts for Copper Harbor, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceCopper Harbor
RegionMI
Nearby rows8
Key metadata
| Place | Copper Harbor |
|---|---|
| Admin area | Michigan / MI |
| Local area | Keweenaw |
| Coordinates | 47.4688, -87.8884 |
| 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 49918 to Copper Harbor, 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 | Copper Harbor |
| postal_code | admin_area | Michigan |
| postal_code | centroid | 47.4688, -87.8884 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 49950 | Mohawk | Michigan | 20.4 mi |
| 49901 | Ahmeek | Michigan | 26.4 mi |
| 49917 | Copper City | Michigan | 26.6 mi |
| 49805 | Allouez | Michigan | 27.5 mi |
| 49945 | Lake Linden | Michigan | 27.7 mi |
| 49942 | Kearsarge | Michigan | 28.4 mi |
| 49913 | Calumet | Michigan | 30.9 mi |
| 49934 | Hubbell | Michigan | 32.5 mi |