Postal entity record
US 61030 Postal Code Data Source-backed
61030 postal code facts for Forreston, US: region, coordinates, source, and nearby postal codes.
CountryUS
PlaceForreston
RegionIL
Nearby rows12
Key metadata
| Place | Forreston |
|---|---|
| Admin area | Illinois / IL |
| Local area | Ogle |
| Coordinates | 42.1229, -89.5831 |
| 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 61030 to Forreston, 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 | Forreston |
| postal_code | admin_area | Illinois |
| postal_code | centroid | 42.1229, -89.5831 |
Nearby postal codes
| Code | Place | Region | Distance |
|---|---|---|---|
| 61007 | Baileyville | Illinois | 4.7 mi |
| 61039 | German Valley | Illinois | 8.7 mi |
| 61078 | Shannon | Illinois | 8.9 mi |
| 61054 | Mount Morris | Illinois | 9.2 mi |
| 61064 | Polo | Illinois | 9.3 mi |
| 61047 | Leaf River | Illinois | 9.8 mi |
| 61032 | Freeport | Illinois | 12.5 mi |
| 61046 | Lanark | Illinois | 12.5 mi |
| 61067 | Ridott | Illinois | 13.7 mi |
| 61077 | Seward | Illinois | 14 mi |
| 61061 | Oregon | Illinois | 14.5 mi |
| 61051 | Milledgeville | Illinois | 14.8 mi |