ZIP Code 78551: Harlingen, Texas
Harlingen, TX uses ZIP code 78551, which falls within Cameron County, Texas. Its reference point is at latitude 26.2447 and longitude -97.7206 (26°14'40.9"N 97°43'14.2"W).
Location Overview of ZIP Code 78551
Harlingen, TX has 4 ZIP codes in our directory. Besides 78551, they include 78550, 78552, 78553.
Across Cameron County there are 21 ZIP codes listed, and Texas has 2,742 in total.
The nearest listed ZIP code is 78535 in Combes, TX, about 1.3 mi to the west.
| ZIP code | 78551 |
|---|---|
| City | Harlingen |
| County | Cameron County |
| State | Texas (TX) |
| Latitude | 26.2447 |
| Longitude | -97.7206 |
| DMS | 26°14'40.9"N 97°43'14.2"W |
| Nearest ZIP | 78535 (Combes, 1.3 mi) |
Map of ZIP Code 78551
Map centered on 26.2447, -97.7206. The pin marks the ZIP code's reference point, not its boundary.
Photos of Harlingen, TX
Video: Harlingen, TX
Top 10 Best Things to Do in Harlingen, Texas - Travel Guide 2025 — by DoTravel · Watch on YouTube
ZIP Codes Near 78551
These 15 ZIP codes have the closest reference points to 78551, measured in a straight line.
Nearby Cities and Towns
The closest communities to ZIP code 78551, measured in a straight line from its reference point, are Combes, TX (1.3 mi west), Brownsville, TX (4.7 mi southwest) and Santa Rosa, TX (6.6 mi west). Distances are approximate and road distances will be longer.
- Combes, TX – 1.3 mi west
- Brownsville, TX – 4.7 mi southwest
- Santa Rosa, TX – 6.6 mi west
- La Feria, TX – 8.5 mi southwest
- Sebastian, TX – 8.9 mi northwest
- San Benito, TX – 9.0 mi southeast
- Rio Hondo, TX – 11 mi east
- Lozano, TX – 12 mi east
- Lyford, TX – 12 mi north
- La Villa, TX – 13 mi west
Schools Near Harlingen, TX
If you are moving to ZIP code 78551, check the school district serving Harlingen and Cameron County to confirm which public schools serve your street address.
Searching nearby communities such as Combes and Brownsville can widen the list of public, private and charter options. The links below open live Google Maps results centered on 78551.
Parks and Outdoor Recreation
Use the map above to explore green space around Harlingen. Zoom out to look for larger parks and nature areas beyond the ZIP code 78551 area.
Hospitals and Healthcare
Hospitals, urgent care clinics and pharmacies serving Harlingen, TX can be found with the searches below. In a medical emergency, call 911.
Residents of ZIP code 78551 may also use facilities in nearby Combes, Brownsville and Santa Rosa.
Shopping and Dining in Harlingen
For places to eat and shop near Harlingen, TX, the searches below show up-to-date listings around ZIP code 78551.
Libraries and Historical Places
Public libraries, museums and historic sites near Harlingen, Texas can be found with the searches below, which are centered on ZIP code 78551.
To research local history, try searching for Cameron County records and archives along with the name Harlingen.
Roads, Rivers and Lakes
From ZIP code 78551, Combes lies about 1.3 mi to the west, Brownsville lies about 4.7 mi to the southwest, Santa Rosa lies about 6.6 mi to the west, La Feria lies about 8.5 mi to the southwest and Sebastian lies about 8.9 mi to the northwest. Use the directions link for turn-by-turn routes and road names.
Rivers, lakes and other water features near Harlingen show up on the map above, or you can search for them directly.
Frequently Asked Questions About ZIP Code 78551
Photo & Video Credits
- Photo 1 (“C-46 478663 N53594 (6808377323)”): Paul Nelhams from Shannon, Ireland, CC BY-SA 2.0, via Wikimedia Commons.
- Photo 2 (“N15797 (7109591373)”): Paul Nelhams from Shannon, Ireland, CC BY-SA 2.0, via Wikimedia Commons.
- Photo 3 (“N67921 (6808376261)”): Paul Nelhams from Shannon, Ireland, CC BY-SA 2.0, via Wikimedia Commons.
- Photo 4 (“Greetings from the Lower Rio Grande Valley, Texas - Large Letter Postcard (4236963919)”): Steve Shook from Moscow, Idaho, USA, CC BY 2.0, via Wikimedia Commons.
- Photo 5 (“Greetings from Harlingen, Texas - Large Letter Postcard (8201881913)”): Steve Shook from Moscow, Idaho, USA, CC BY 2.0, via Wikimedia Commons.
- Video: “Top 10 Best Things to Do in Harlingen, Texas - Travel Guide 2025” by DoTravel, embedded from YouTube. All rights belong to the creator.
Photos are shown from their original source under the licenses listed. They were taken near this ZIP code's reference point and may show neighboring areas.
Data for ZIP code 78551 comes from a public U.S. postal code dataset and is provided for general reference. Always confirm mailing details with the U.S. Postal Service.