Internet providers in San Antonio, Texas 78259
ZIP code 78259 is in San Antonio, Bexar County, Texas. Compare the major providers below, then check availability for your address.
Internet in San Antonio 78259: local snapshot
About 94% of the 10,568 households in 78259 have a broadband subscription, 4 points above the Texas average of 90%. That ranks 78259#348 of 1761 ZIP codes in Texas for broadband adoption. Very few households (4%) are offline, suggesting internet service is widely used in this area. A notable share of households rely on satellite internet, a common sign that wired service is patchy in parts of this ZIP.
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2023). These figures describe the area, not the providers available at your address.
Compare internet providers in San Antonio, Texas
Share of residential locations in San Antonio where each provider reports service, from the FCC National Broadband Map (data as of December 31, 2025). Availability depends on your exact address.
| # | Provider | Technology (varies by address) | Locations covered | |
|---|---|---|---|---|
| 1 | Spectrum | Fiber, Cable | 94% | |
| 2 | AT&T | Fiber, DSL, Fixed wireless | 76% | Check availability |
| 3 | Verizon | Fiber, Fixed wireless | 69% | Check availability |
| 4 | T-Mobile Home Internet | Fixed wireless | 65% | |
| 5 | Google Fiber | Fiber | 32% | |
| 6 | Alamo Broadband | Fixed wireless | 27% | |
| 7 | Valley Telephone Cooperative, Inc. (TX) | Fixed wireless | 12% | |
| 8 | Astound Broadband | Fiber, Cable | 11% | |
| 9 | Innercity Fibernet | Fixed wireless | 6% | |
| 10 | CellTex Networks | Fixed wireless | 3% |
Show 1 more provider with smaller coverage
| 11 | Guadalupe Valley Electric Cooperative | Fiber, Fixed wireless | 3% |
Satellite internet
| 1 | HughesNet | Satellite | 99%+ | |
| 2 | Viasat | Satellite | 99%+ | |
| 3 | Starlink | Satellite | 99%+ |
Satellite service is available at nearly every address but typically has higher latency than wired options.
Provider-reported coverage does not guarantee service or speeds at a specific address. Some "Check availability" links are affiliate links; we may earn a commission at no cost to you. How we make money.
What technologies are available in San Antonio?
Fiber is widely available: about 72% of locations in San Antonio can get it. Gigabit-class service (1,000 Mbps down) is reported for about 86% of locations. Fixed wireless home internet is reported for about 83% of locations.
FCC National Broadband Map, data as of December 31, 2025: share of residential locations in San Antonio that providers report they can serve. City-level figures, not your address.
What to know about internet in San Antonio 78259
Spectrum reports service to the most residential locations in San Antonio, about 94%. 4 providers report coverage of at least half of locations (Spectrum, AT&T, Verizon, and T-Mobile Home Internet), so the market looks competitive. Fiber-focused providers reporting service here include Google Fiber (32%). T-Mobile Home Internet and Alamo Broadband offer fixed wireless home internet, an option if you prefer no cable or fiber installation.
Broadband adoption in 78259 (94%) is higher than the San Antonio average of 90%. By median household income, 78259 ranks 8 of 60 ZIP codes in San Antonio. The median age of residents is 39.
Frequently asked questions
Is fiber internet available in San Antonio?
Yes, in part. About 72% of residential locations in San Antonio can get fiber, 94% can get cable, and about 86% can get gigabit-class speeds, per FCC data. Availability depends on your exact address.
Which internet provider has the widest coverage in San Antonio?
Spectrum reports service to about 94% of residential locations in San Antonio, the most of any provider, per FCC data. Availability still depends on your address.
How many internet providers serve San Antonio?
11 providers report service to at least 2% of locations in San Antonio, and 4 cover at least half. Satellite (HughesNet, Viasat, Starlink) is also available nearly everywhere.
Is there fiber internet in San Antonio?
Fiber providers reporting service in San Antonio include Google Fiber (32% of locations). Other providers may also offer fiber in parts of the city, so check your address.
What is the difference between fiber, cable and DSL?
Fiber offers the fastest and most consistent speeds, cable is widely available with high download speeds, and DSL runs over phone lines and is usually slower. See our guide for details.
What internet speed do I need in San Antonio 78259?
Most households are well served by 100–300 Mbps. Heavy streaming, gaming or many connected devices may benefit from 500 Mbps or more.
Other ZIP codes in San Antonio
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