ZIP Code 77659: Sour Lake, TX
County: Hardin
Coordinates: 30.14910, -94.37330
ZIP Type: Standard
Time Zone: Central Time (CT)
This profile provides an in-depth look at ZIP code 77659, serving Sour Lake in TX. It lies in Hardin and supports delivery, planning, and address verification.
| Primary City | Sour Lake |
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| ZIP Code | 77659 |
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| County | Hardin |
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| State | TX |
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| Latitude / Longitude | 30.14910, -94.37330 |
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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 77659 (not an exact boundary).
Geographic & Administrative Context
For mapping and verification, 77659 is commonly represented around 30.14910, -94.37330. These coordinates help identify the general area within Hardin, TX.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 77659 for mail delivery and general location reference in
Hardin,
TX.
This ZIP may extend beyond the city core into nearby communities within Hardin.
Related ZIP Codes (Nearby)
Explore other postal codes near Sour Lake within TX.
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Frequently Asked Questions
What is the primary city for ZIP code 77659?
The primary city for this ZIP code is Sour Lake, located in TX.
In which county is 77659 located?
ZIP code 77659 is situated within Hardin, TX.
What are the coordinates for 77659?
The approximate center point is 30.14910 (Latitude) and -94.37330 (Longitude).
Is ZIP code 77659 active?
This page lists ZIP 77659 as Listed based on the latest refresh date shown above.
Does ZIP 77659 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