Coverage · ZIP 78221
Internet Providers in San Antonio, TX (78221)
There are 17 internet providers available in San Antonio, TX (ZIP 78221), including Hotwire Communications, AT&T Fiber, Spectrum Fiber. Compare each provider below by technology, maximum advertised speed, and area coverage, then call (833) 261-0564 for help choosing a plan. Coverage data is sourced from the FCC National Broadband Map.
Internet providers in San Antonio, TX (ZIP 78221)
There are 17 residential internet providers available in San Antonio, TX (ZIP 78221), including Hotwire Communications, AT&T Fiber, Spectrum Fiber. The table below lists each provider with its technology type, maximum advertised speeds, and area coverage, sourced from the FCC National Broadband Map.
| Provider | Technology | Max download | Max upload | Area coverage |
|---|---|---|---|---|
| Hotwire Communications | Fiber | 8 Gbps | 8 Gbps | 1% |
| AT&T Fiber | Fiber | 5 Gbps | 5 Gbps | 79% |
| Spectrum Fiber | Fiber | 1 Gbps | 500 Mbps | 17% |
| Centric Fiber | Fiber | 1 Gbps | 1 Gbps | 0% |
| Astound | Cable | 1.5 Gbps | 50 Mbps | 1% |
| Spectrum | Cable | 1 Gbps | 35 Mbps | 76% |
| VTX | 5G Home Internet | 400 Mbps | 50 Mbps | 50% |
| Verizon 5G Home | 5G Home Internet | 300 Mbps | 30 Mbps | 75% |
| T-Mobile Home Internet | 5G Home Internet | 100 Mbps | 20 Mbps | 83% |
| AT&T Internet Air | 5G Home Internet | 100 Mbps | 20 Mbps | 67% |
| Alamo Broadband | Fixed Wireless | 1 Gbps | 300 Mbps | 37% |
| VTX | Fixed Wireless | 50 Mbps | 10 Mbps | 6% |
| Horizon Broadband | Fixed Wireless | 10 Mbps | 1 Mbps | 1% |
| Starlink | Satellite | 280 Mbps | 30 Mbps | 100% |
| Viasat | Satellite | 150 Mbps | 3 Mbps | 100% |
| HughesNet | Satellite | 100 Mbps | 5 Mbps | 100% |
| AT&T Internet | DSL | 100 Mbps | 20 Mbps | 40% |
Internet in San Antonio, TX — common questions
How many internet providers are available in San Antonio, TX?
There are 17 internet providers available in San Antonio, TX (ZIP 78221), including Hotwire Communications, AT&T Fiber, Spectrum Fiber. Availability varies by exact address.
What is the fastest internet available in 78221?
Hotwire Communications offers the highest advertised download speed in San Antonio, TX at up to 8 Gbps. Actual speeds depend on the plan and your address.
How do I check internet availability at my address in San Antonio, TX?
Enter your ZIP code on Ziatan to see every provider serving your block, then call (833) 261-0564 for help comparing plans and pricing — free, with no signup required.