In Rancho Cucamonga there are 6 residential Fiber providers covering 46.40% of the city. The average home can get speeds up to 6,922 Mbps. Note that we may have a financial relationship with some of the providers below. This does not influence rankings, and helps us provide high-quality detailed information for free.
This page contains all Fiber internet providers in Rancho Cucamonga, CA.
To see availability maps for all providers including fiber, cable, DSL, and more in Rancho Cucamonga, CA please click below.
Rancho Cucamonga, CA Availability Maps
Fiber Internet Service Providers in Rancho Cucamonga
Data updated 11/14/2025, based on FCC data from 12/31/2024. This is the most current data available as of .
To avoid wasting your time, providers with less than 1% coverage in Rancho Cucamonga are not shown.
Rancho Cucamonga Satellite TV & Internet Providers
DISH Satellite TV
DIRECTV Satellite TV
Not sure whether to choose Dish or DIRECTV? For most people most of the time we recommend DISH. But click here to learn more.
Viasat Satellite Internet
Where in Rancho Cucamonga is fiber internet available?
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Fiber is available in 46.40% of Rancho Cucamonga. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Frontier. Call one of the companies with service in Rancho Cucamonga above to see who has service at your home.
How fast is fiber internet in Rancho Cucamonga?
The map below shows maximum fiber internet speeds by area in Rancho Cucamonga.
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The average Rancho Cucamonga home can get up to 6,922 Mbps on their fiber internet plan. The fastest fiber download speed in the city is 8,000 Mbps, which 1.47% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, less than 1% of homes can only purchase plans up to 1,000 Mbps. See the internet provider details below for info about their speed and coverage in Rancho Cucamonga.
Fiber internet speeds tend to be faster in the south parts of Rancho Cucamonga, and slower in the central areas of the city.
Is fiber the fastest internet I can get in Rancho Cucamonga?
The fastest internet for you may vary based on where in Rancho Cucamonga you live. In general, cable competes most often with fiber in the city.
- Fiber is the fastest internet type for 46.40% of Rancho Cucamonga homes.
- Cable is fastest for 51.68% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for less than 1%.
- Satellite internet may be the only option for 1.87% of Rancho Cucamonga homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Rancho Cucamonga, along with details on where in Rancho Cucamonga and at what speeds.
Frontier Communications Fiber in Rancho Cucamonga, CA
Frontier fiber coverage
About 44.26%, or 66,853 people, have Frontier fiber internet available to them in the city. The company covers the south, southwest, central, west, northeast, northwest, southeast, and east Rancho Cucamonga area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in some of Rancho Cucamonga.
Frontier Communications fiber download speeds
Frontier is above average when comparing download speeds to all other internet providers in Rancho Cucamonga. Versus other fiber providers in the area, Frontier fiber is above average. There are no different maximum speeds throughout Rancho Cucamonga. The fastest plan anyone in Rancho Cucamonga can order from Frontier goes up to 7,000 Mbps, and all Rancho Cucamonga customers can get this speed.
Show all download speeds
- 100.0% up to 7,000.0 Mbps
Frontier Communications fiber upload speeds
In Rancho Cucamonga download speeds tend to be equal to than upload speeds for Frontier fiber. Compared to other ISPs, Frontier is above average where upload speeds are concerned, and above average compared to other Rancho Cucamonga fiber providers. Frontier offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Rancho Cucamonga is up to 7,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 7,000.0 Mbps
EarthLink Fiber in Rancho Cucamonga, CA
EarthLink fiber coverage
About 6.34%, or 9,571 people, have EarthLink fiber internet available to them in the city. The company covers the central and south Rancho Cucamonga area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Rancho Cucamonga.
EarthLink fiber download speeds
EarthLink is above average when comparing download speeds to all other internet providers in Rancho Cucamonga. Versus other fiber providers in the area, EarthLink fiber is above average. There are no different maximum speeds throughout Rancho Cucamonga. The fastest plan anyone in Rancho Cucamonga can order from EarthLink goes up to 5,000 Mbps, and all Rancho Cucamonga customers can get this speed.
Show all download speeds
- 100.0% up to 5,000.0 Mbps
EarthLink fiber upload speeds
In Rancho Cucamonga download speeds tend to be equal to than upload speeds for EarthLink fiber. Compared to other ISPs, EarthLink is above average where upload speeds are concerned, and above average compared to other Rancho Cucamonga fiber providers. EarthLink offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Rancho Cucamonga is up to 5,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 5,000.0 Mbps
AT&T Fiber in Rancho Cucamonga, CA
AT&T fiber coverage
About 6.34%, or 9,571 people, have AT&T fiber internet available to them in the city. The company covers the central and south Rancho Cucamonga area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Rancho Cucamonga.
AT&T fiber download speeds
AT&T is above average when comparing download speeds to all other internet providers in Rancho Cucamonga. Versus other fiber providers in the area, AT&T fiber is above average. There are no different maximum speeds throughout Rancho Cucamonga. The fastest plan anyone in Rancho Cucamonga can order from AT&T goes up to 5,000 Mbps, and all Rancho Cucamonga customers can get this speed.
Show all download speeds
- 100.0% up to 5,000.0 Mbps
AT&T fiber upload speeds
In Rancho Cucamonga download speeds tend to be equal to than upload speeds for AT&T fiber. Compared to other ISPs, AT&T is above average where upload speeds are concerned, and above average compared to other Rancho Cucamonga fiber providers. AT&T offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Rancho Cucamonga is up to 5,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 5,000.0 Mbps
Onward Fiber in Rancho Cucamonga, CA
Onward fiber coverage
About 2.75%, or 4,148 people, have Onward fiber internet available to them in the city. The company covers the south, east, central, and west Rancho Cucamonga area. Onward is an average-sized internet service provider internet service providers in the US, with internet service available in a very small piece of Rancho Cucamonga.
Onward fiber download speeds
Onward is below average when comparing download speeds to all other internet providers in Rancho Cucamonga. Versus other fiber providers in the area, Onward fiber is one of the slowest. There are no different maximum speeds throughout Rancho Cucamonga. The fastest plan anyone in Rancho Cucamonga can order from Onward goes up to 1,000 Mbps, and all Rancho Cucamonga customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Onward fiber upload speeds
In Rancho Cucamonga download speeds tend to be equal to than upload speeds for Onward fiber. Compared to other ISPs, Onward is below average where upload speeds are concerned, and below average compared to other Rancho Cucamonga fiber providers. Onward offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Rancho Cucamonga is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Spectrum Fiber in Rancho Cucamonga, CA
Spectrum fiber coverage
About 2.31%, or 3,495 people, have Spectrum fiber internet available to them in the city. The company covers the southeast Rancho Cucamonga area. Spectrum is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Rancho Cucamonga.
Spectrum fiber download speeds
Spectrum is below average when comparing download speeds to all other internet providers in Rancho Cucamonga. Versus other fiber providers in the area, Spectrum fiber is one of the slowest. There are no different maximum speeds throughout Rancho Cucamonga. The fastest plan anyone in Rancho Cucamonga can order from Spectrum goes up to 1,000 Mbps, and all Rancho Cucamonga customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Spectrum fiber upload speeds
In Rancho Cucamonga download speeds tend to be faster than than upload speeds for Spectrum fiber. Compared to other ISPs, Spectrum is below average where upload speeds are concerned, and the slowest compared to other Rancho Cucamonga fiber providers. Spectrum offers 2 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Rancho Cucamonga is up to 500 Mbps. Some customers have slower plan choices, which only go up to 35 Mbps. On average, Spectrum customers can get speeds up to 308 Mbps.
Show all upload speeds
- 58.6% up to 500.0 Mbps
- 41.4% up to 35.0 Mbps
uia Fiber in Rancho Cucamonga, CA
uia fiber coverage
About 1.47%, or 2,219 people, have uia fiber internet available to them in the city. The company covers the south and southeast Rancho Cucamonga area. uia is an average-sized internet service provider internet service providers in the US, with internet service available in a very small piece of Rancho Cucamonga.
uia fiber download speeds
uia is the fastest when comparing download speeds to all other internet providers in Rancho Cucamonga. Versus other fiber providers in the area, uia fiber is the fastest. There are no different maximum speeds throughout Rancho Cucamonga. The fastest plan anyone in Rancho Cucamonga can order from uia goes up to 8,000 Mbps, and all Rancho Cucamonga customers can get this speed.
Show all download speeds
- 100.0% up to 8,000.0 Mbps
uia fiber upload speeds
In Rancho Cucamonga download speeds tend to be equal to than upload speeds for uia fiber. Compared to other ISPs, uia is the fastest where upload speeds are concerned, and the fastest compared to other Rancho Cucamonga fiber providers. uia offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Rancho Cucamonga is up to 8,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 8,000.0 Mbps
Rancho Cucamonga Fiber by Area
This information is most helpful to those looking for homes or considering moving to Rancho Cucamonga or any of the areas nearby.
How does fiber internet in Rancho Cucamonga compare to the rest of California?
Fiber internet speeds in Rancho Cucamonga are much faster versus the average speeds in California: 0.00 Mbps in California versus 6,922 Mbps in the city. The state has similar fiber availability compared to the city. Average fiber coverage in California is 0.00% versus 46.40% in Rancho Cucamonga.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Rancho Cucamonga are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does fiber internet look like in other cities?
Below are cities nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Cities
- Alta Loma, CA: less fiber coverage, faster speeds
- Upland, CA: more fiber coverage, faster speeds
- Ontario, CA: more fiber coverage, faster speeds
- Fontana, CA: less fiber coverage, slower speeds
- Montclair, CA: more fiber coverage, slower speeds
- Claremont, CA: more fiber coverage, slower speeds
- Glen Avon, CA: less fiber coverage, slower speeds
- Chino, CA: more fiber coverage, faster speeds
- Bloomington, CA: less fiber coverage, slower speeds
- Devore, CA: more fiber coverage, slower speeds
Cities with Similar Populations
- Pittsburgh, PA: more fiber coverage, slower speeds
- Pittsburg, CA: less fiber coverage, slower speeds
- Queens, NY: more fiber coverage, slower speeds
- Rapid City, SD: less fiber coverage, slower speeds
- Plant City, FL: more fiber coverage, slower speeds
- Porterville, CA: less fiber coverage, slower speeds
- Plymouth, MN: less fiber coverage, slower speeds
- Plainfield, IL: more fiber coverage, slower speeds
- Poinciana, FL: more fiber coverage, slower speeds
- Plantation, FL: more fiber coverage, slower speeds