Irena ZIP codes, Missouri
No ZIP code is named for Irena, MO; addresses there use a neighbouring town's name. The ZIP code covering it is 64456. Its area code is 660.
- USPS city name
- 0 ZIP codes
- Overlapping the city
- 1 more
- Population
- 19
- Area code
- 660
- County
- Worth County
- State
- Missouri
NANPA lists no telephone rate centre for Irena itself, so these are the area codes of the nearest one, Grant City (0.0 miles). A town on an area-code boundary can differ from its neighbour.
ZIP codes covering Irena
These ZIP codes cover part of Irena but are addressed as somewhere else.
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
64456 | Grant City , MO | Standard | 1,367 | $48,611 | $92,000 |
Map of Irena ZIP codes
The ZIP codes of Irena, MO, 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 Irena
The nearest larger towns are Grant City (959 people, 4.0 mi), Redding, IA (51 people, 4.5 mi) and Allendale (46 people, 6.5 mi).
More nearby: every ZIP code in Worth County · Missouri ZIP codes
Cite this page
zipcodes.pro. “Irena, MO ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/mo/irena
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