Chapin ZIP code, Iowa
The ZIP code for Chapin, IA is 50427, and its area code is 641.
- USPS city name
- 1 ZIP code
- Overlapping the city
- 1 more
- Population
- 137
- Area code
- 641
- County
- Franklin County
- State
- Iowa
NANPA lists no telephone rate centre for Chapin itself, so these are the area codes of the nearest one, Sheffield (3.2 miles). A town on an area-code boundary can differ from its neighbour.
Mail addressed to Chapin uses the ZIP code above. 1 more ZIP code covers part of the city but is addressed as somewhere else; they are listed separately below.
ZIP codes addressed as Chapin
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
50427 | Chapin , IA | Standard | 137 | $73,091 | $94,000 |
Other ZIP codes overlapping Chapin
These ZIP codes cover part of Chapin but are addressed as somewhere else.
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
50475 | Sheffield , IA | Standard | 1,446 | $70,938 | $165,300 |
Map of Chapin ZIP codes
The ZIP codes of Chapin, IA, 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 Chapin
The nearest larger towns are Sheffield (1,053 people, 3.8 mi), Hampton (4,306 people, 6.5 mi) and Latimer (681 people, 8.8 mi).
| Town | Population | Distance |
|---|---|---|
| Hampton | 4,306 | 6.5 mi |
| Belmond | 2,694 | 19.6 mi |
| Mason City | 27,050 | 21.6 mi |
| Iowa Falls | 5,038 | 22.0 mi |
| Clear Lake | 7,607 | 22.1 mi |
| Garner | 3,049 | 26.6 mi |
| Clarion | 2,770 | 26.7 mi |
More nearby: every ZIP code in Franklin County · Iowa ZIP codes
Cite this page
zipcodes.pro. “Chapin, IA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ia/chapin
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