Joslin ZIP codes, Illinois
No ZIP code is named for Joslin, IL; addresses there use a neighbouring town's name. The ZIP code covering it is 61257. Its area code is 309.
- USPS city name
- 0 ZIP codes
- Overlapping the city
- 1 more
- Population
- 56
- Area code
- 309
- County
- Rock Island County
- State
- Illinois
NANPA lists no telephone rate centre for Joslin itself, so these are the area codes of the nearest one, Hillsdale (0.0 miles). A town on an area-code boundary can differ from its neighbour.
ZIP codes covering Joslin
These ZIP codes cover part of Joslin but are addressed as somewhere else.
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
61257 | Hillsdale , IL | Standard | 844 | $64,107 | $117,200 |
Map of Joslin ZIP codes
The ZIP codes of Joslin, IL, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Towns near Joslin
The nearest larger towns are Hillsdale (451 people, 5.0 mi), Cleveland (208 people, 5.7 mi) and Rapids City (980 people, 6.5 mi).
| Town | Population | Distance |
|---|---|---|
| Geneseo | 6,673 | 7.3 mi |
| Colona | 5,139 | 7.5 mi |
| East Moline | 20,904 | 8.8 mi |
| Le Claire, IA | 4,735 | 8.8 mi |
| Silvis | 7,955 | 10.3 mi |
| Bettendorf, IA | 39,647 | 13.3 mi |
| Coal Valley | 4,229 | 13.4 mi |
| Moline | 42,197 | 14.7 mi |
| Camanche, IA | 4,550 | 17.4 mi |
| Milan | 5,034 | 19.2 mi |
| Rock Island | 36,151 | 19.5 mi |
| Eldridge, IA | 6,818 | 19.7 mi |
| Davenport, IA | 100,913 | 19.8 mi |
| Clinton, IA | 24,322 | 20.6 mi |
More nearby: every ZIP code in Rock Island County · Illinois ZIP codes
Cite this page
zipcodes.pro. “Joslin, IL ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/il/joslin
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