Postal entity record
US 77470 Postal Code Data Source-backed
77470 postal code facts for Rock Island, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceRock Island
RegionTX
Nearby rows12
Key metadata
| Place | Rock Island |
|---|---|
| Admin area | Texas / TX |
| Local area | Colorado |
| Coordinates | 29.5311, -96.5752 |
| 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 77470 to Rock Island, 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 | Rock Island |
| postal_code | admin_area | Texas |
| postal_code | centroid | 29.5311, -96.5752 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 77442 | Garwood | Texas | 6.3 mi |
| 77475 | Sheridan | Texas | 6.3 mi |
| 77412 | Altair | Texas | 7.8 mi |
| 78943 | Glidden | Texas | 11.7 mi |
| 78934 | Columbus | Texas | 12 mi |
| 78935 | Alleyton | Texas | 13.4 mi |
| 77986 | Sublime | Texas | 13.5 mi |
| 77460 | Nada | Texas | 14.3 mi |
| 77434 | Eagle Lake | Texas | 14.9 mi |
| 78962 | Weimar | Texas | 14.9 mi |
| 78951 | Oakland | Texas | 16.1 mi |
| 78933 | Cat Spring | Texas | 18.8 mi |