Area code 956 serves the southernmost part of Texas. It was created in 1997 in a split from area code 210.
- 956-214
- Landline Number
- Brownsville, TX
- 956-216
- Landline Number
- Harlingen, TX
- 956-226
- Landline Number
- Harlingen, TX
- 956-228
- Landline Number
- Harlingen, TX
- 956-230
- Landline Number
- Harlingen, TX
- 956-233
- Landline Number
- Los Fresnos, TX
- 956-243
- Landline Number
- Brownsville, TX
- 956-247
- Landline Number
- Harlingen, TX
- 956-254
- Landline Number
- Los Fresnos, TX
- 956-256
- Cell Number
- Rio Grande Cy, TX
- 956-257
- Cell Number
- Rio Grande Cy, TX
- 956-263
- Cell Number
- Rio Grande City, TX
- 956-264
- Landline Number
- Harlingen, TX
- 956-276
- Landline Number
- San Benito, TX
- 956-281
- Landline Number
- Harlingen, TX
- 956-301
- Cell Number
- Sullivan City, TX
- 956-317
- Cell Number
- Rio Grande Cy, TX
- 956-320
- Landline Number
- Harlingen, TX
- 956-352
- Cell Number
- Rio Grande Cy, TX
- 956-361
- Landline Number
- San Benito, TX
- 956-364
- Landline Number
- Harlingen, TX
- 956-365
- Landline Number
- Harlingen, TX
- 956-366
- Landline Number
- Harlingen, TX
- 956-372
- Landline Number
- Brownsville, TX
- 956-389
- Landline Number
- Harlingen, TX
- 956-390
- Landline Number
- Harlingen, TX
- 956-392
- Landline Number
- Harlingen, TX
- 956-394
- Landline Number
- Port Isabel, TX
- 956-395
- Landline Number
- Rio Hondo, TX
- 956-398
- Landline Number
- Raymondville, TX
- 956-399
- Landline Number
- San Benito, TX
- 956-404
- Landline Number
- Brownsville, TX
- 956-412
- Landline Number
- Harlingen, TX
- 956-421
- Landline Number
- Harlingen, TX
- 956-423
- Landline Number
- Harlingen, TX
- 956-425
- Landline Number
- Harlingen, TX
- 956-428
- Landline Number
- Harlingen, TX
- 956-430
- Landline Number
- Harlingen, TX
- 956-440
- Landline Number
- Harlingen, TX
- 956-444
- Landline Number
- Harlingen, TX
- 956-465
- Landline Number
- Brownsville, TX
- 956-481
- Landline Number
- San Isidro, TX
- 956-485
- Landline Number
- Sullivan City, TX
- 956-487
- Landline Number
- Rio Grande City, TX
- 956-488
- Landline Number
- Rio Grande City, TX
- 956-500
- Cell Number
- Rio Grande City, TX
- 956-504
- Landline Number
- Brownsville, TX
- 956-507
- Landline Number
- Harlingen, TX
- 956-525
- Landline Number
- Brownsville, TX
- 956-541
- Landline Number
- Brownsville, TX
- 956-542
- Landline Number
- Brownsville, TX
- 956-544
- Landline Number
- Brownsville, TX
- 956-545
- Landline Number
- Brownsville, TX
- 956-546
- Landline Number
- Brownsville, TX
- 956-547
- Landline Number
- Brownsville, TX
- 956-548
- Landline Number
- Brownsville, TX
- 956-550
- Landline Number
- Brownsville, TX
- 956-554
- Landline Number
- Brownsville, TX
- 956-573
- Landline Number
- Rio Grande City, TX
- 956-574
- Landline Number
- Brownsville, TX
- 956-577
- Landline Number
- Harlingen, TX
- 956-579
- Landline Number
- Brownsville, TX
- 956-589
- Landline Number
- Brownsville, TX
- 956-610
- Landline Number
- Harlingen, TX
- 956-621
- Landline Number
- Brownsville, TX
- 956-622
- Landline Number
- Harlingen, TX
- 956-633
- Landline Number
- Santa Rosa, TX
- 956-636
- Landline Number
- Santa Rosa, TX
- 956-642
- Landline Number
- Raymondville, TX
- 956-654
- Landline Number
- Brownsville, TX
- 956-656
- Landline Number
- Harlingen, TX
- 956-659
- Landline Number
- Harlingen, TX
- 956-689
- Landline Number
- Raymondville, TX
- 956-690
- Landline Number
- Raymondville, TX
- 956-699
- Landline Number
- Raymondville, TX
- 956-716
- Landline Number
- Rio Grande City, TX
- 956-730
- Landline Number
- Harlingen, TX
- 956-734
- Landline Number
- Harlingen, TX
- 956-735
- Cell Number
- Rio Grande City, TX
- 956-748
- Landline Number
- Rio Hondo, TX
- 956-752
- Landline Number
- Harlingen, TX
- 956-755
- Landline Number
- Brownsville, TX
- 956-761
- Landline Number
- Port Isabel, TX
- 956-772
- Landline Number
- Port Isabel, TX
- 956-788
- Landline Number
- San Benito, TX
- 956-831
- Landline Number
- Brownsville, TX
- 956-832
- Landline Number
- Brownsville, TX
- 956-838
- Landline Number
- Brownsville, TX
- 956-882
- Landline Number
- Brownsville, TX
- 956-887
- Landline Number
- Harlingen, TX
- 956-943
- Landline Number
- Port Isabel, TX
- 956-955
- Landline Number
- Rio Hondo, TX
- 956-982
- Landline Number
- Brownsville, TX
- 956-983
- Landline Number
- Brownsville, TX
- 956-986
- Landline Number
- Brownsville, TX