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FCC Data · Updated April 2026
A

ZIP 75231 Internet

Dallas County, Texas · 1000 Mbps max · 10 providers · Competitive

Broadband Grade

Score Breakdown, 100/100

100
Download (40%)
100
Competition (30%)
100
Fiber (20%)
100
Upload (10%)
Speed

Maximum Available Speeds

Download1000 Mbps

FCC benchmark: 100 Mbps

Upload1000 Mbps

FCC benchmark: 20 Mbps

Providers

10 Internet Providers in 75231

ProviderTechnologyDownloadUpload
Charter Communications INCCable (DOCSIS 3.1+)1000 Mbps35 Mbps
At&T SouthwestADSL225 Mbps3 Mbps
T-MobileFixed Wireless25 Mbps3 Mbps
Rise BroadbandFixed Wireless250 Mbps50 Mbps
TexasFixed Wireless100 Mbps20 Mbps
VtxcFixed Wireless25 Mbps3 Mbps
At&T SouthwestVDSL100 Mbps20 Mbps
At&T SouthwestFiber (FTTH)1000 Mbps1000 Mbps
Suddenlink CommunicationsCable (DOCSIS 3.1)1000 Mbps50 Mbps
Transworld Network CorpFixed Wireless15 Mbps5 Mbps
Fiber

Fiber Availability

Fiber is available in 75231

Fiber providers: At&T Southwest (1000/1000 Mbps)

Nearby

Nearby ZIP Codes

Test Your Speed

See how your connection compares to the 1000 Mbps available in 75231.

FAQ

Frequently Asked Questions

What internet providers are available in ZIP code 75231?

ZIP code 75231 has 10 internet providers. Charter Communications INC, At&T Southwest, T-Mobile and 7 more serve this area. The fastest available download speed is 1000 Mbps.

What is the Broadband Grade for 75231?

ZIP code 75231 has a Broadband Grade of A (score: 100/100). This grade factors in download speed (100/100), provider competition (100/100), fiber access (100/100), and upload speed (100/100).

Is fiber internet available in 75231?

Yes, fiber-to-the-home (FTTH) internet is available in ZIP code 75231. Fiber providers in this area include At&T Southwest.

The this entity record above pulls directly from the FCC Broadband Data Collection (BDC). What follows is the per-entity context — how this entity sits in the broader U.S. internet availability and broadband speed distribution and which underlying factors drive the headline numbers.

Every number on this page links back to the FCC Broadband Data Collection (BDC); the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.

Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for this entity’s peers within U.S. ZIPs, counties, and states. A single-entity reading without peer context can be misleading when an entity is an outlier on one axis but typical on another.

Source: FCC Broadband Data Collection, 2026.