Postal entity record
US 49801 Postal Code Data Source-backed
49801 postal code facts for Iron Mountain, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceIron Mountain
RegionMI
Nearby rows12
Key metadata
| Place | Iron Mountain |
|---|---|
| Admin area | Michigan / MI |
| Local area | Dickinson |
| Coordinates | 45.8219, -88.0683 |
| 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 49801 to Iron Mountain, 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 | Iron Mountain |
| postal_code | admin_area | Michigan |
| postal_code | centroid | 45.8219, -88.0683 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 49802 | Kingsford | Michigan | 1.5 mi |
| 49876 | Quinnesec | Michigan | 4 mi |
| 54151 | Niagara | Wisconsin | 4.3 mi |
| 49870 | Norway | Michigan | 8.3 mi |
| 54121 | Florence | Wisconsin | 9.5 mi |
| 49852 | Loretto | Michigan | 12.6 mi |
| 49892 | Vulcan | Michigan | 12.8 mi |
| 54119 | Dunbar | Wisconsin | 15.4 mi |
| 54156 | Pembine | Wisconsin | 15.6 mi |
| 49831 | Felch | Michigan | 16.8 mi |
| 49834 | Foster City | Michigan | 17.1 mi |
| 49881 | Sagola | Michigan | 17.9 mi |