Postal entity record
US 46312 Postal Code Data Source-backed
46312 postal code facts for East Chicago, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceEast Chicago
RegionIN
Nearby rows12
Key metadata
| Place | East Chicago |
|---|---|
| Admin area | Indiana / IN |
| Local area | Lake |
| Coordinates | 41.6349, -87.4627 |
| 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 46312 to East Chicago, 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 | East Chicago |
| postal_code | admin_area | Indiana |
| postal_code | centroid | 41.6349, -87.4627 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 46327 | Hammond | Indiana | 2.5 mi |
| 46320 | Hammond | Indiana | 2.9 mi |
| 46323 | Hammond | Indiana | 3.3 mi |
| 46394 | Whiting | Indiana | 3.6 mi |
| 46324 | Hammond | Indiana | 4.1 mi |
| 46406 | Gary | Indiana | 4.4 mi |
| 60409 | Calumet City | Illinois | 4.6 mi |
| 60633 | Chicago | Illinois | 5.5 mi |
| 46404 | Gary | Indiana | 5.6 mi |
| 46321 | Munster | Indiana | 5.9 mi |
| 46322 | Highland | Indiana | 5.9 mi |
| 60438 | Lansing | Illinois | 6.4 mi |