Coverage · ZIP 91761
Internet Providers in Ontario, CA (91761)
There are 12 internet providers available in Ontario, CA (ZIP 91761), including Ultimate Internet Access, Frontier Fiber, Hotwire Communications. 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 Ontario, CA (ZIP 91761)
There are 12 residential internet providers available in Ontario, CA (ZIP 91761), including Ultimate Internet Access, Frontier Fiber, Hotwire Communications. 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 |
|---|---|---|---|---|
| Ultimate Internet Access | Fiber | 8 Gbps | 8 Gbps | 14% |
| Frontier Fiber | Fiber | 7 Gbps | 7 Gbps | 70% |
| Hotwire Communications | Fiber | 5 Gbps | 5 Gbps | 0% |
| Inyo Networks | Fiber | 1 Gbps | 1 Gbps | 12% |
| Verizon 5G Home | 5G Home Internet | 300 Mbps | 30 Mbps | 69% |
| T-Mobile Home Internet | 5G Home Internet | 100 Mbps | 20 Mbps | 79% |
| AT&T Internet Air | 5G Home Internet | 100 Mbps | 20 Mbps | 69% |
| Starlink | Satellite | 280 Mbps | 30 Mbps | 100% |
| Viasat | Satellite | 150 Mbps | 3 Mbps | 100% |
| HughesNet | Satellite | 100 Mbps | 5 Mbps | 100% |
| Frontier | DSL | 115 Mbps | 7 Mbps | 15% |
| AT&T Internet | DSL | 50 Mbps | 10 Mbps | 0% |
Internet in Ontario, CA — common questions
How many internet providers are available in Ontario, CA?
There are 12 internet providers available in Ontario, CA (ZIP 91761), including Ultimate Internet Access, Frontier Fiber, Hotwire Communications. Availability varies by exact address.
What is the fastest internet available in 91761?
Ultimate Internet Access offers the highest advertised download speed in Ontario, CA at up to 8 Gbps. Actual speeds depend on the plan and your address.
How do I check internet availability at my address in Ontario, 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.