Coverage · ZIP 91764 · San Bernardino County
Internet providers in Ontario, CA.
There are 10 internet providers reporting service in Ontario, CA (ZIP 91764) in FCC National Broadband Map filings (FCC filings as of Dec 31, 2024), including Frontier Fiber, Ultimate Internet Access, and Spectrum Fiber. The fastest advertised download speed is 8 Gbps from Ultimate Internet Access. 4 of them offer fiber. Availability is reported per census block, so call 888-889-4095 and your OneClickAway agent confirms which plans are actually orderable at your exact address — with current pricing — before anything is ordered.
Ranked · fiber first, then cable, 5G home, fixed wireless, DSL
Every provider reporting service in Ontario, CA (91764)
Maximum advertised speeds from FCC National Broadband Map filings (FCC filings as of Dec 31, 2024). Coverage is the share of census blocks in this ZIP where the provider reports service. Prices are not shown — they change by address and promotion, so your agent quotes them live.
| # | Provider | Technology | Max download | Max upload | Coverage |
|---|---|---|---|---|---|
| 01 | Frontier FiberOneClickAway partner by Frontier Communications |
FiberLow latency | 7 Gbps | 7 Gbps | 84% of blocks |
| 02 | Ultimate Internet Access | FiberLow latency | 8 Gbps | 8 Gbps | 1% of blocks |
| 03 | Spectrum Fiber by Charter |
FiberLow latency | 1 Gbps | 500 Mbps | 17% of blocks |
| 04 | Inyo Networks | FiberLow latency | 1 Gbps | 1 Gbps | 6% of blocks |
| 05 | Spectrum by Charter |
CableLow latency | 1 Gbps | 35 Mbps | 91% of blocks |
| 06 | Verizon 5G Home by Verizon |
5G HomeLow latency | 300 Mbps | 30 Mbps | 77% of blocks |
| 07 | T-Mobile Home Internet by T-Mobile |
5G HomeLow latency | 100 Mbps | 20 Mbps | 84% of blocks |
| 08 | AT&T Internet Air by AT&T |
5G HomeLow latency | 100 Mbps | 20 Mbps | 80% of blocks |
| 09 | FrontierOneClickAway partner by Frontier Communications |
DSLLow latency | 115 Mbps | 7 Mbps | 7% of blocks |
| 10 | AT&T Internet by AT&T |
DSLLow latency | 100 Mbps | 20 Mbps | 0% of blocks |
Satellite service is filed for essentially every U.S. address and is listed separately: Starlink up to 280 Mbps · Viasat up to 150 Mbps · HughesNet up to 100 Mbps.
Common questions
Internet in Ontario, CA, answered from the filings
How many internet providers serve Ontario, CA?
FCC filings list 10 internet providers reporting residential service in ZIP 91764, including Frontier Fiber, Ultimate Internet Access, and Spectrum Fiber. Providers report coverage by census block, so not every provider reaches every address — a OneClickAway agent confirms which ones reach yours before you order.
What is the fastest internet in 91764?
Ultimate Internet Access reports the highest maximum advertised download speed in Ontario, CA at up to 8 Gbps (up to 8 Gbps upload). Actual speeds depend on the plan sold at your address; these are provider-reported maximums, not guarantees.
Is fiber internet available in Ontario, CA?
Frontier Fiber, Ultimate Internet Access, Spectrum Fiber, and Inyo Networks report fiber service in ZIP 91764. Fiber typically offers symmetrical speeds and lower latency; whether it reaches your specific address is confirmed by your agent before ordering.
Which of these providers can OneClickAway order for me?
Frontier Fiber and Frontier are OneClickAway partner brands in this ZIP, ordered at authorized-distributor rates. OneClickAway is an authorized agent for Xfinity, Frontier, Kinetic by Windstream, Brightspeed, and EarthLink; for other brands your agent still confirms availability and walks you through the order. Call 888-889-4095 (Mon–Fri 9–6 PT).
Nearby ZIP codes in San Bernardino County
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Confirm what's live at your address in 91764.
Your agent checks the exact address with the carriers, quotes real pricing the same business day, and places the order. Monday – Friday, 9 AM – 6 PM (PT).