ZIP Code 63301: Saint Charles, MO
County: Saint Charles County
Coordinates: 38.80140, -90.50650
ZIP Type: Standard
Time Zone: Central Time (CT)
Explore detailed information for ZIP code 63301 in Saint Charles, MO. We include verified county details for Saint Charles County plus key geographic references used for mapping and logistics.
| Primary City | Saint Charles |
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| ZIP Code | 63301 |
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| County | Saint Charles County |
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| State | MO |
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| Latitude / Longitude | 38.80140, -90.50650 |
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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 63301 (not an exact boundary).
Geographic & Administrative Context
The geographic center of ZIP code 63301 is approximately 38.80140 (latitude) and -90.50650 (longitude). This location sits within Saint Charles County, contributing to regional planning across MO.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 63301 for mail delivery and general location reference in
Saint Charles County,
MO.
Some addresses near Saint Charles may share this ZIP due to delivery routing and local service areas.
Related ZIP Codes (Nearby)
Explore other postal codes near Saint Charles within MO.
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Frequently Asked Questions
What is the primary city for ZIP code 63301?
The primary city for this ZIP code is Saint Charles, located in MO.
In which county is 63301 located?
ZIP code 63301 is situated within Saint Charles County, MO.
What are the coordinates for 63301?
The approximate center point is 38.80140 (Latitude) and -90.50650 (Longitude).
Is ZIP code 63301 active?
This page lists ZIP 63301 as Listed based on the latest refresh date shown above.
Does ZIP 63301 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