In which county is ZIP code 77657 located?

ZIP 77657 is listed under Hardin, TX.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 77657: Lumberton, TX

ZIP: 77657

County: Hardin

Coordinates: 30.28180, -94.21910

ZIP Type: Standard

Time Zone: Central Time (CT)

Explore detailed information for ZIP code 77657 in Lumberton, TX. We include verified county details for Hardin plus key geographic references used for mapping and logistics.

Primary City	Lumberton
ZIP Code	77657
County	Hardin
State	TX
Latitude / Longitude	30.28180, -94.21910
ZIP Type	Standard
Time Zone	Central Time (CT)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 77657 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 77657 is commonly represented around 30.28180, -94.21910. These coordinates help identify the general area within Hardin, TX.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 77657 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 Lumberton within TX.

Frequently Asked Questions

What is the primary city for ZIP code 77657?

The primary city for this ZIP code is Lumberton, located in TX.

In which county is 77657 located?

ZIP code 77657 is situated within Hardin, TX.

What are the coordinates for 77657?

The approximate center point is 30.28180 (Latitude) and -94.21910 (Longitude).

Is ZIP code 77657 active?

This page lists ZIP 77657 as Listed based on the latest refresh date shown above.

Does ZIP 77657 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

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