Postal entity record
US 61811 Postal Code Data Source-backed
61811 postal code facts for Alvin, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceAlvin
RegionIL
Nearby rows12
Key metadata
| Place | Alvin |
|---|---|
| Admin area | Illinois / IL |
| Local area | Vermilion |
| Coordinates | 40.3007, -87.608 |
| 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 61811 to Alvin, 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 | Alvin |
| postal_code | admin_area | Illinois |
| postal_code | centroid | 40.3007, -87.608 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 61814 | Bismarck | Illinois | 3.2 mi |
| 61848 | Henning | Illinois | 4.9 mi |
| 60963 | Rossville | Illinois | 5.4 mi |
| 47982 | State Line | Indiana | 8.4 mi |
| 47991 | West Lebanon | Indiana | 9.3 mi |
| 61834 | Danville | Illinois | 10.3 mi |
| 47993 | Williamsport | Indiana | 10.8 mi |
| 61832 | Danville | Illinois | 11.3 mi |
| 61865 | Potomac | Illinois | 11.4 mi |
| 61831 | Collison | Illinois | 11.5 mi |
| 60942 | Hoopeston | Illinois | 11.7 mi |
| 47917 | Ambia | Indiana | 14.1 mi |