In Crestline there are 8 residential internet providers covering 99.05% of the city. The average home can get speeds up to 4,943 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.
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8 Internet Service Providers in Crestline
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 Crestline are not shown.
Crestline 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
Availability maps for all providers in Crestline
Using the dropdown below, please select a provider. Green indicates nearly all homes have service, red indicates few homes have service, and blank indicates no service.
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Internet service is available in 99.05% of Crestline. Using our interactive availability map, you can compare service areas for different providers, we include fiber, cable, DSL, or fixed wireless internet service for all providers who offer it. You will notice that some providers might be listed multiple times for each service. If you find no providers cover the location you're looking at, you can opt for satellite service. The most widely available provider is Frontier. Now you can call companies in Crestline with more confidence that they might be available.
How fast are internet speeds in Crestline?
The map below shows maximum internet speeds by area in Crestline.
Internet Speed Key
The average Crestline home can get up to 4,943 Mbps on their internet plan. For most people, the fastest download speed in the city is 5,000 Mbps, which 97.64% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 1.41% 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 Crestline.
Internet speeds tend to be faster in the central parts of Crestline, and slower in the northwest areas of the city.
What type of internet should I choose in Crestline?
The fastest internet for you may vary based on where in Crestline you live. If speed is your main concern, fiber will be the fastest internet in the city.
- Fiber is the fastest internet type for 97.64% of Crestline homes.
- Cable is fastest for 1.41% 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 less than 1% of Crestline homes.
Internet Market Health in Crestline
Internet Competition Key
The map shows how competitive the Crestline internet service market is. Areas in green have more alternatives, areas in yellow have a few choices, and areas in red may have only one provider. More competition usually means faster speeds and better prices for you, the customer.
Below are quick facts on internet competition and market health in Crestline based on what connections the average home has availabile:
- Average number of internet service providers to a home: 4.4 (unhealthy)
- Average types of service (fiber, cable, DSL, etc): 3.1 (very healthy)
- Average providers with broadband (25 Mbps+) speeds: 4.2 (healthy)
Overall, competition is healthy.
Crestline internet customers have the ability to buy internet service from 1 to 7 different providers, depending on where they live. For different types of service, Crestline homes have between 1 and 4 options. The type(s) of service available are cable, fiber, fixed wireless, and dsl, though these may vary depending on the region within the city.
When it comes to broadband download speeds faster than 25 Mbps, the situation is worse. Crestline internet customers who want faster speeds have between 1 and 7 choices of companies offering speeds up to or over 25 Mbps.
More internet companies with faster speeds means fewer monopolies and better prices for customers. In promoting a free market for internet, Crestline is doing better than most.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Crestline, along with details on where in Crestline and at what speeds.
Spectrum Cable in Crestline, CA
Spectrum cable coverage
About 99.05%, or 10,449 people, have Spectrum cable internet available to them in the city. The company covers the entire Crestline area. Spectrum is one of the largest internet service providers internet service providers in the US, with internet service available in most of Crestline.
Spectrum cable download speeds
Spectrum is below average when comparing download speeds to all other internet providers in Crestline. Versus other cable providers in the area, Spectrum cable is the fastest. There are no different maximum speeds throughout Crestline. The fastest plan anyone in Crestline can order from Spectrum goes up to 1,000 Mbps, and all Crestline customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Spectrum cable upload speeds
In Crestline download speeds tend to be faster than than upload speeds for Spectrum cable. Compared to other ISPs, Spectrum is below average where upload speeds are concerned, and the fastest compared to other Crestline cable providers. Spectrum offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Crestline is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
Frontier Communications Fiber in Crestline, CA
Frontier fiber coverage
About 95.33%, or 10,056 people, have Frontier fiber internet available to them in the city. The company covers the entire Crestline area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in most of Crestline.
Frontier Communications fiber download speeds
Frontier is one of the fastest when comparing download speeds to all other internet providers in Crestline. Versus other fiber providers in the area, Frontier fiber is one of the fastest. There are no different maximum speeds throughout Crestline. The fastest plan anyone in Crestline can order from Frontier goes up to 5,000 Mbps, and all Crestline customers can get this speed.
Show all download speeds
- 100.0% up to 5,000.0 Mbps
Frontier Communications fiber upload speeds
In Crestline download speeds tend to be equal to than upload speeds for Frontier fiber. Compared to other ISPs, Frontier is one of the fastest where upload speeds are concerned, and one of the fastest compared to other Crestline fiber providers. Frontier offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Crestline is up to 5,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 5,000.0 Mbps
Frontier Communications DSL in Crestline, CA
Frontier DSL coverage
About 21.27%, or 2,244 people, have Frontier DSL internet available to them in the city. The company covers the central, north, northwest, south, west, northeast, and southwest Crestline area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Crestline.
Frontier Communications DSL download speeds
Frontier is the slowest when comparing download speeds to all other internet providers in Crestline. Versus other DSL providers in the area, Frontier DSL is the slowest. There are 2 different maximum speeds throughout Crestline. The fastest plan anyone in Crestline can order from Frontier goes up to 45 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Crestline customers is up to 10 Mbps.
Show all download speeds
- 1.2% up to 45.0 Mbps
- 98.8% up to 10.0 Mbps
Frontier Communications DSL upload speeds
In Crestline download speeds tend to be faster than than upload speeds for Frontier DSL. Compared to other ISPs, Frontier is the slowest where upload speeds are concerned, and the slowest compared to other Crestline DSL providers. Frontier 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 Crestline is up to 3.0 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Frontier customers can get speeds up to 1.0 Mbps.
Show all upload speeds
- 1.2% up to 3.0 Mbps
- 98.8% up to 1.0 Mbps
EarthLink Fiber in Crestline, CA
EarthLink fiber coverage
About 2.31%, or 244 people, have EarthLink fiber internet available to them in the city. The company covers the southwest Crestline 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 Crestline.
EarthLink fiber download speeds
EarthLink is one of the fastest when comparing download speeds to all other internet providers in Crestline. Versus other fiber providers in the area, EarthLink fiber is one of the fastest. There are no different maximum speeds throughout Crestline. The fastest plan anyone in Crestline can order from EarthLink goes up to 5,000 Mbps, and all Crestline customers can get this speed.
Show all download speeds
- 100.0% up to 5,000.0 Mbps
EarthLink fiber upload speeds
In Crestline download speeds tend to be equal to than upload speeds for EarthLink fiber. Compared to other ISPs, EarthLink is one of the fastest where upload speeds are concerned, and one of the fastest compared to other Crestline fiber providers. EarthLink offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Crestline 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 Crestline, CA
AT&T fiber coverage
About 2.31%, or 244 people, have AT&T fiber internet available to them in the city. The company covers the southwest Crestline 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 Crestline.
AT&T fiber download speeds
AT&T is one of the fastest when comparing download speeds to all other internet providers in Crestline. Versus other fiber providers in the area, AT&T fiber is one of the fastest. There are no different maximum speeds throughout Crestline. The fastest plan anyone in Crestline can order from AT&T goes up to 5,000 Mbps, and all Crestline customers can get this speed.
Show all download speeds
- 100.0% up to 5,000.0 Mbps
AT&T fiber upload speeds
In Crestline download speeds tend to be equal to than upload speeds for AT&T fiber. Compared to other ISPs, AT&T is one of the fastest where upload speeds are concerned, and one of the fastest compared to other Crestline fiber providers. AT&T offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Crestline 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 DSL in Crestline, CA
AT&T DSL coverage
About 2.31%, or 244 people, have AT&T DSL internet available to them in the city. The company covers the southwest Crestline 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 Crestline.
AT&T DSL download speeds
AT&T is below average when comparing download speeds to all other internet providers in Crestline. Versus other DSL providers in the area, AT&T DSL is one of the fastest. There are no different maximum speeds throughout Crestline. The fastest plan anyone in Crestline can order from AT&T goes up to 50 Mbps, and all Crestline customers can get this speed.
Show all download speeds
- 100.0% up to 50.0 Mbps
AT&T DSL upload speeds
In Crestline download speeds tend to be faster than than upload speeds for AT&T DSL. Compared to other ISPs, AT&T is below average where upload speeds are concerned, and one of the fastest compared to other Crestline DSL providers. AT&T offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Crestline is up to 10 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 10.0 Mbps
EarthLink DSL in Crestline, CA
EarthLink DSL coverage
About 2.31%, or 244 people, have EarthLink DSL internet available to them in the city. The company covers the southwest Crestline 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 Crestline.
EarthLink DSL download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Crestline. Versus other DSL providers in the area, EarthLink DSL is one of the fastest. There are no different maximum speeds throughout Crestline. The fastest plan anyone in Crestline can order from EarthLink goes up to 50 Mbps, and all Crestline customers can get this speed.
Show all download speeds
- 100.0% up to 50.0 Mbps
EarthLink DSL upload speeds
In Crestline download speeds tend to be faster than than upload speeds for EarthLink DSL. Compared to other ISPs, EarthLink is below average where upload speeds are concerned, and one of the fastest compared to other Crestline DSL providers. EarthLink offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Crestline is up to 10 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 10.0 Mbps
T-Mobile Home Internet Fixed Wireless in Crestline, CA
T-Mobile Home Internet fixed wireless coverage
About 70.76%, or 7,464 people, have T-Mobile Home Internet fixed wireless internet available to them in the city. The company covers the entire Crestline area. T-Mobile Home Internet is one of the largest internet service providers internet service providers in the US, with internet service available in much of Crestline.
T-Mobile Home Internet fixed wireless download speeds
T-Mobile Home Internet is below average when comparing download speeds to all other internet providers in Crestline. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are 2 different maximum speeds throughout Crestline. The fastest plan anyone in Crestline can order from T-Mobile Home Internet goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Crestline customers is up to 96 Mbps.
Show all download speeds
- 94.4% up to 100.0 Mbps
- 5.6% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Crestline download speeds tend to be faster than than upload speeds for T-Mobile Home Internet fixed wireless. Compared to other ISPs, T-Mobile Home Internet is below average where upload speeds are concerned, and above average compared to other Crestline fixed wireless providers. T-Mobile Home Internet 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 Crestline is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, T-Mobile Home Internet customers can get speeds up to 19 Mbps.
Show all upload speeds
- 94.4% up to 20.0 Mbps
- 5.6% up to 3.0 Mbps
Verizon Fixed Wireless in Crestline, CA
Verizon fixed wireless coverage
About 61.92%, or 6,532 people, have Verizon fixed wireless internet available to them in the city. The company covers the entire Crestline area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Crestline.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in Crestline. Versus other fixed wireless providers in the area, Verizon fixed wireless is the fastest. There are no different maximum speeds throughout Crestline. The fastest plan anyone in Crestline can order from Verizon goes up to 300 Mbps, and all Crestline customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In Crestline download speeds tend to be faster than than upload speeds for Verizon fixed wireless. Compared to other ISPs, Verizon is below average where upload speeds are concerned, and the fastest compared to other Crestline fixed wireless providers. Verizon offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Crestline is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
EarthLink Fixed Wireless in Crestline, CA
EarthLink fixed wireless coverage
About 39.93%, or 4,212 people, have EarthLink fixed wireless internet available to them in the city. The company covers the southeast, north, east, southwest, central, northeast, south, and northwest Crestline area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in some of Crestline.
EarthLink fixed wireless download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Crestline. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are no different maximum speeds throughout Crestline. The fastest plan anyone in Crestline can order from EarthLink goes up to 25 Mbps, and all Crestline customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In Crestline download speeds tend to be faster than than upload speeds for EarthLink fixed wireless. Compared to other ISPs, EarthLink is below average where upload speeds are concerned, and one of the slowest compared to other Crestline fixed wireless providers. EarthLink offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Crestline is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
AT&T Fixed Wireless in Crestline, CA
AT&T fixed wireless coverage
About 39.93%, or 4,212 people, have AT&T fixed wireless internet available to them in the city. The company covers the southeast, north, east, southwest, central, northeast, south, and northwest Crestline area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in some of Crestline.
AT&T fixed wireless download speeds
AT&T is below average when comparing download speeds to all other internet providers in Crestline. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the slowest. There are no different maximum speeds throughout Crestline. The fastest plan anyone in Crestline can order from AT&T goes up to 25 Mbps, and all Crestline customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In Crestline download speeds tend to be faster than than upload speeds for AT&T fixed wireless. Compared to other ISPs, AT&T is below average where upload speeds are concerned, and one of the slowest compared to other Crestline fixed wireless providers. AT&T offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Crestline is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
Crestline Internet by Area
This information is most helpful to those looking for homes or considering moving to Crestline or any of the areas nearby.
How does internet in Crestline compare to the rest of California?
Internet speeds in Crestline are much faster versus the average speeds in California: 3,631 Mbps in California versus 4,943 Mbps in the city. The state has similar internet availability compared to the city. Average internet coverage in California is 98.73% versus 99.05% in Crestline.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Crestline are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does internet service 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
- Cedarpines Park, CA: more internet coverage, faster speeds
- Twin Peaks, CA: less internet coverage, slower speeds
- Rimforest, CA: more internet coverage, faster speeds
- Devore Hghts, CA: less internet coverage, faster speeds
- Blue Jay, CA: more internet coverage, faster speeds
- Crest Park, CA: more internet coverage, faster speeds
- Lake Arrowhead, CA: more internet coverage, slower speeds
- Skyforest, CA: more internet coverage, faster speeds
- Cedar Glen, CA: less internet coverage, faster speeds
- San Bernardino, CA: more internet coverage, faster speeds
Cities with Similar Populations
- Bonner Springs, KS: more internet coverage, faster speeds
- Bunker Hill, WV: more internet coverage, faster speeds
- Quincy, WA: more internet coverage, slower speeds
- Brookings, OR: less internet coverage, faster speeds
- Wood River, IL: more internet coverage, slower speeds
- Progress, PA: less internet coverage, slower speeds
- Bridgeton, MO: more internet coverage, slower speeds
- Briarcliff Manor, NY: less internet coverage, faster speeds
- Woods Cross, UT: more internet coverage, faster speeds
- Prince Frederick, MD: more internet coverage, slower speeds