ZIP Code 64440: De Kalb, MO
County: Buchanan
Coordinates: 39.58340, -94.92700
ZIP Type: Standard
Time Zone: Central Time (CT)
This profile provides an in-depth look at ZIP code 64440, serving De Kalb in MO. It lies in Buchanan and supports delivery, planning, and address verification.
| Primary City | De Kalb |
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| ZIP Code | 64440 |
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| County | Buchanan |
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| State | MO |
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| Latitude / Longitude | 39.58340, -94.92700 |
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| ZIP Type | Standard |
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| Time Zone | Central Time (CT) |
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| Data Updated | 2026-01-08 |
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Maps & Useful Links
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These links show the approximate center point for ZIP 64440 (not an exact boundary).
Geographic & Administrative Context
Coordinates for 64440 are listed as 39.58340 / -94.92700, useful for GPS and service checks in and around De Kalb, MO.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 64440 for mail delivery and general location reference in
Buchanan,
MO.
Some addresses near De Kalb may share this ZIP due to delivery routing and local service areas.
Related ZIP Codes (Nearby)
Explore other postal codes near De Kalb within MO.
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Frequently Asked Questions
What is the primary city for ZIP code 64440?
The primary city for this ZIP code is De Kalb, located in MO.
In which county is 64440 located?
ZIP code 64440 is situated within Buchanan, MO.
What are the coordinates for 64440?
The approximate center point is 39.58340 (Latitude) and -94.92700 (Longitude).
Is ZIP code 64440 active?
This page lists ZIP 64440 as Listed based on the latest refresh date shown above.
Does ZIP 64440 cover multiple areas?
Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.
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Methodology & Data Notes
How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.
Page updated: 2026-01-08