Postal entity record
US 63103 Postal Code Data Source-backed
63103 postal code facts for Saint Louis, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceSaint Louis
RegionMO
Nearby rows12
Key metadata
| Place | Saint Louis |
|---|---|
| Admin area | Missouri / MO |
| Local area | St. Louis (city) |
| Coordinates | 38.6332, -90.2164 |
| 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 63103 to Saint Louis, 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 | Saint Louis |
| postal_code | admin_area | Missouri |
| postal_code | centroid | 38.6332, -90.2164 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 63106 | Saint Louis | Missouri | 0.9 mi |
| 63150 | Saint Louis | Missouri | 1.1 mi |
| 63155 | Saint Louis | Missouri | 1.1 mi |
| 63169 | Saint Louis | Missouri | 1.1 mi |
| 63180 | Saint Louis | Missouri | 1.1 mi |
| 63182 | Saint Louis | Missouri | 1.1 mi |
| 63188 | Saint Louis | Missouri | 1.1 mi |
| 63197 | Saint Louis | Missouri | 1.1 mi |
| 63101 | Saint Louis | Missouri | 1.4 mi |
| 63104 | Saint Louis | Missouri | 1.4 mi |
| 63102 | Saint Louis | Missouri | 1.6 mi |
| 63156 | Saint Louis | Missouri | 2 mi |