Irwin ZIP codes, Missouri
No ZIP code is named for Irwin, MO; addresses there use a neighbouring town's name. The ZIP code covering it is 64759. Its area code is 417.
- USPS city name
- 0 ZIP codes
- Overlapping the city
- 1 more
- Population
- 43
- Area code
- 417
- County
- Barton County
- State
- Missouri
NANPA lists no telephone rate centre for Irwin itself, so these are the area codes of the nearest one, Lamar (0.0 miles). A town on an area-code boundary can differ from its neighbour.
ZIP codes covering Irwin
These ZIP codes cover part of Irwin but are addressed as somewhere else.
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
64759 | Lamar , MO | Standard | 8,310 | $50,000 | $149,000 |
Map of Irwin ZIP codes
The ZIP codes of Irwin, 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 Irwin
The nearest larger towns are Sheldon (443 people, 4.8 mi), Lamar Heights (111 people, 6.5 mi) and Lamar (4,284 people, 6.6 mi).
| Town | Population | Distance |
|---|---|---|
| Lamar | 4,284 | 6.6 mi |
| Nevada | 7,925 | 18.0 mi |
| El Dorado Springs | 3,586 | 24.3 mi |
| Frontenac, KS | 3,392 | 24.4 mi |
| Pittsburg, KS | 20,637 | 25.6 mi |
| Fort Scott, KS | 7,555 | 28.2 mi |
| Oronogo | 2,804 | 29.1 mi |
More nearby: every ZIP code in Barton County · Missouri ZIP codes
Cite this page
zipcodes.pro. “Irwin, MO ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/mo/irwin
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