Internet providers in San Antonio, TX
UPDATED JULY 2026 · BUILT FROM FCC BROADBAND DATA
“Every provider on your street — one search, one call.”The FCC counts 14 internet providers active in San Antonio, Texas (58 zip codes), with headline speeds up to 8 Gbps. Below: who actually covers the city, tech by tech, straight from that data.
San Antonio's biggest fiber network is AT&T, showing up in 58 zips, with Spectrum close behind. Spectrum runs the dominant cable network. For 5G home internet, Verizon has the largest local footprint. Because AT&T, Spectrum and Verizon overlap across San Antonio, switching (or threatening to) gets you better pricing than in one-provider towns.
Check your spot with the search below — or call (855) 240-4535 and get every provider at your address, with prices, in one five-minute conversation.
Top fiber providers in San Antonio
| Provider | San Antonio coverage |
|---|---|
| AT&T | 58 zips |
| Spectrum | 58 zips |
| Google Fiber | 37 zips |
| Astound Broadband | 37 zips |
| Hotwire Communications | 36 zips |
Top cable providers in San Antonio
| Provider | San Antonio coverage |
|---|---|
| Spectrum | 58 zips |
| Astound Broadband | 41 zips |
| Alamo Broadband | 2 zips |
| GVCS | 2 zips |
5G home internet in San Antonio
| Provider | San Antonio coverage |
|---|---|
| Verizon | 58 zips |
| T-Mobile | 58 zips |
| AT&T | 58 zips |
| VTX Communications, LLC | 30 zips |
| Guadalupe Valley Electric Coop | 7 zips |
San Antonio zip codes covered
Tap a zip for its full provider list:
78201782027820378204782057820778208782097821078211782127821378214782157821678217782187821978220782217822278223782247822578226782277822878229782307823178232782337823578237782387823978240782427824478245
+ 18 more zips — search any San Antonio address above.
If your street comes up short
Starlink, Viasat and Hughesnet blanket San Antonio from orbit — worth knowing about, though a city this wired usually has better value on the ground; we'll compare both honestly.
San Antonio internet FAQ
Who is the largest internet provider in San Antonio, TX?
By zip-level FCC coverage, AT&T reports the widest service across San Antonio's 58 zip codes. Availability still changes street by street, so the right provider for you comes down to your exact address — one call to (855) 240-4535 compares every option at once.
Does San Antonio have fiber internet?
Yes — 6 fiber networks report San Antonio coverage, led by AT&T, with advertised speeds up to 8 Gbps.
Is 5G home internet available in San Antonio?
Yes — Verizon leads 5G home internet coverage in San Antonio. Setup is self-install in minutes and typically contract-free; carriers approve it address by address, so it's worth a check.
Which San Antonio zip codes does this page cover?
FCC-reported provider data for 58 San Antonio zip codes: 78201, 78202, 78203, 78204, 78205, 78207, 78208, 78209, 78210, 78211, 78212, 78213…. Tap any zip above to see its complete provider lineup, or get an exact address check at (855) 240-4535.
Nearby: Austin, TX · Georgetown, TX · Corpus Christi, TX · all Texas providers · every state
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