Allendale ZIP code, Missouri
The ZIP code for Allendale, MO is 64420, and its area code is 660.
- USPS city name
- 1 ZIP code
- Overlapping the city
- 1 more
- Population
- 46
- Area code
- 660
- County
- Worth County
- State
- Missouri
Mail addressed to Allendale 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 Allendale
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
64420 | Allendale , MO | Standard | 31 | $73,750 | $243,800 |
Other ZIP codes overlapping Allendale
These ZIP codes cover part of Allendale 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 Allendale ZIP codes
The ZIP codes of Allendale, 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 Allendale
The nearest larger towns are Grant City (959 people, 6.6 mi), Redding, IA (51 people, 9.6 mi) and Gentry (58 people, 13 mi).
| Town | Population | Distance |
|---|---|---|
| Bethany | 3,080 | 20.3 mi |
More nearby: every ZIP code in Worth County · Missouri ZIP codes
Cite this page
zipcodes.pro. “Allendale, MO ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/mo/allendale
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