★★★★★
"My South Texas Internet has been so consistent and trouble free, I forget about it. No slowing, no drops, just fast, reliable internet."
— Modern Hoghunter
No contracts. No data caps. Local support you can actually reach.
When you call, you speak to a neighbor in Hondo — not an overseas call center.
Built for Texas weather. 99.9% uptime guarantee. No throttling, ever.
Get 400 Mbps for $65/month. Starlink costs $120/month for less reliability.
Real reviews from real customers across South Texas.
"My South Texas Internet has been so consistent and trouble free, I forget about it. No slowing, no drops, just fast, reliable internet."
— Modern Hoghunter
"Great customer service! Had a nice gentleman Nick install a 20 ft pool antenna and when it wasn't enough he made it his mission to get the correct setup to boost my speeds. Now I have no speed or connection problems. A lot cheaper than Starlink."
— Christian Taylor
"Awesome internet service! Great customer service, they come same day or the same week. I had issues and they came out to fix it same day and made my plan cheaper. 100% recommend!"
— Krystal Shoemake
"We have been customers for at least 5 years. Service has been excellent in an area which is not signal friendly. Customer service has been exceptional."
— Kerry Kinsey
"Great local service and amazing prices!"
— Kaci Herrera
"Dependable and fast service."
— Rick Rothe
"The guys were very professional. Also they answered all my questions."
— Fred Villareal
"Great internet service, and the techs did a really nice install. Recommend 10/10."
— Gabe Lue
No data caps. No hidden fees. No annual contracts.
Velocity 400
$65/mo
400 Mbps down / 25 Mbps up
Streamer
$89.99/mo
45 Mbps down / 10 Mbps up
Elite
$109.99/mo
75 Mbps down / 25 Mbps up
Elite 125
$149.99/mo
125 Mbps down / 25 Mbps up
Click your town to see local availability details.
We serve 30+ communities across Medina, Atascosa, Frio, and surrounding counties in South Texas including Hondo, Castroville, Devine, Lytle, Poteet, Dilley, Sabinal and many more. Check our coverage map or call us to confirm your address.
Air Fiber uses advanced fixed wireless technology to deliver fiber-like speeds through the air — no cables required to your home. It's fast, reliable, and built for rural Texas.
Never. All plans include unlimited data with no throttling.
STI's Velocity 400 plan delivers 400 Mbps for $65/month with no contract. Starlink costs $120/month with higher latency and weather-related outages. STI also provides local human support — call us and speak to someone in Hondo.
No contracts, no setup fees, no early termination fees. Ever.
Call us at (800) 583-3035 or check availability online. We'll confirm your address is in our coverage area and schedule installation.