UDataX
Postal entity record

US 63301 Postal Code Data Source-backed

63301 postal code facts for Saint Charles, US: region, coordinates, source, and nearby postal codes.

CountryUS
PlaceSaint Charles
RegionMO
Nearby rows12

Key metadata

PlaceSaint Charles
Admin areaMissouri / MO
Local areaSaint Charles
Coordinates38.8014, -90.5065
GeoNames accuracy4
SourceGeoNames postal code data
LicenseGeoNames postal data; provided as-is with attribution required.
Snapshot date2026-06-02

What this record means

This row links US 63301 to Saint Charles, 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 fieldAdded outputExample value
postal_codematched_placeSaint Charles
postal_codeadmin_areaMissouri
postal_codecentroid38.8014, -90.5065

Nearby postal codes

CodePlaceRegionDistance
63302Saint CharlesMissouri1.8 mi
63045Earth CityMissouri3.1 mi
63303Saint CharlesMissouri3.5 mi
63346FlinthillMissouri3.9 mi
63044BridgetonMissouri6 mi
63043Maryland HeightsMissouri6.3 mi
63376Saint PetersMissouri6.4 mi
63146Saint LouisMissouri7.2 mi
62036Golden EagleIllinois7.2 mi
63042HazelwoodMissouri7.7 mi
63304Saint CharlesMissouri7.7 mi
63074Saint AnnMissouri8.3 mi