Postal entity record
US 56257 Postal Code Data Source-backed
56257 postal code facts for Marietta, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceMarietta
RegionMN
Nearby rows12
Key metadata
| Place | Marietta |
|---|---|
| Admin area | Minnesota / MN |
| Local area | Lac qui Parle |
| Coordinates | 44.9636, -96.4094 |
| 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 56257 to Marietta, 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 | Marietta |
| postal_code | admin_area | Minnesota |
| postal_code | centroid | 44.9636, -96.4094 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 57237 | Gary | South Dakota | 10.5 mi |
| 57259 | Revillo | South Dakota | 10.8 mi |
| 56256 | Madison | Minnesota | 12.2 mi |
| 56212 | Bellingham | Minnesota | 13.9 mi |
| 57246 | Labolt | South Dakota | 14.7 mi |
| 56232 | Dawson | Minnesota | 17.5 mi |
| 56220 | Canby | Minnesota | 18 mi |
| 57265 | Strandburg | South Dakota | 19.3 mi |
| 57226 | Clear Lake | South Dakota | 19.6 mi |
| 57252 | Milbank | South Dakota | 19.8 mi |
| 56276 | Odessa | Minnesota | 20.8 mi |
| 57264 | Stockholm | South Dakota | 21.8 mi |