Coverage · ZIP 93257
Internet Providers in Porterville, CA (93257)
There are 15 internet providers available in Porterville, CA (ZIP 93257), including AT&T Fiber, Ducor Telephone Company, Xfinity. 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 Porterville, CA (ZIP 93257)
There are 15 residential internet providers available in Porterville, CA (ZIP 93257), including AT&T Fiber, Ducor Telephone Company, Xfinity. 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 |
|---|---|---|---|---|
| AT&T Fiber | Fiber | 5 Gbps | 5 Gbps | 22% |
| Ducor Telephone Company | Fiber | 1 Gbps | 1 Gbps | 0% |
| Xfinity | Cable | 2 Gbps | 250 Mbps | 0% |
| Verizon 5G Home | 5G Home Internet | 300 Mbps | 30 Mbps | 47% |
| T-Mobile Home Internet | 5G Home Internet | 100 Mbps | 20 Mbps | 66% |
| AT&T Internet Air | 5G Home Internet | 100 Mbps | 20 Mbps | 32% |
| Applied Technology Group | Fixed Wireless | 500 Mbps | 500 Mbps | 1% |
| unWired | Fixed Wireless | 400 Mbps | 50 Mbps | 12% |
| Cal.net | Fixed Wireless | 100 Mbps | 20 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 | 43% |
| Ducor Telephone Company | DSL | 25 Mbps | 3 Mbps | 0% |
| Frontier | DSL | 10 Mbps | 1 Mbps | 0% |
Internet in Porterville, CA — common questions
How many internet providers are available in Porterville, CA?
There are 15 internet providers available in Porterville, CA (ZIP 93257), including AT&T Fiber, Ducor Telephone Company, Xfinity. Availability varies by exact address.
What is the fastest internet available in 93257?
AT&T Fiber offers the highest advertised download speed in Porterville, CA at up to 5 Gbps. Actual speeds depend on the plan and your address.
How do I check internet availability at my address in Porterville, CA?
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.