In South Boulder there are 12 residential internet providers covering 99.95% of the neighborhood. The average home can get speeds up to 1,880 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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12 Internet Service Providers in South Boulder
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 South Boulder are not shown.
South Boulder 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 South Boulder
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.
Please note some providers will take longer to load than others
Internet service is available in 99.95% of South Boulder. 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 XFINITY. Now you can call companies in South Boulder with more confidence that they might be available.
How fast are internet speeds in South Boulder?
The map below shows maximum internet speeds by area in South Boulder.
Internet Speed Key
The average South Boulder home can get up to 1,880 Mbps on their internet plan. For most people, the fastest download speed in the neighborhood is 2,000 Mbps, which 84.91% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 15.05% of homes can only purchase plans up to 1,200 Mbps. See the internet provider details below for info about their speed and coverage in South Boulder.
Internet speeds tend to be faster in the north parts of South Boulder, and slower in the east areas of the neighborhood.
What type of internet should I choose in South Boulder?
The fastest internet for you may vary based on where in South Boulder you live. If speed is your main concern, fiber will be the fastest internet in the neighborhood.
- Fiber is the fastest internet type for 69.40% of South Boulder homes.
- Cable is fastest for 30.55% of the neighborhood.
- 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 South Boulder homes.
Internet Market Health in South Boulder
Internet Competition Key
The map shows how competitive the South Boulder 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 South Boulder based on what connections the average home has availabile:
- Average number of internet service providers to a home: 8.1 (healthy)
- Average types of service (fiber, cable, DSL, etc): 3.4 (healthy)
- Average providers with broadband (25 Mbps+) speeds: 7.8 (healthy)
Overall, competition is healthy.
South Boulder internet customers have the ability to buy internet service from 4 to 11 different providers, depending on where they live. For different types of service, South Boulder homes have between 3 and 4 options. The type(s) of service available are fixed wireless, cable, dsl, and fiber, though these may vary depending on the region within the neighborhood.
When it comes to broadband download speeds faster than 25 Mbps, the situation is worse. South Boulder internet customers who want faster speeds have between 3 and 11 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, South Boulder is doing better than most.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in South Boulder, along with details on where in South Boulder and at what speeds.
XFINITY from Comcast Cable in South Boulder, Boulder, CO
XFINITY cable coverage
About 99.95%, or 17,086 people, have XFINITY cable internet available to them in the neighborhood. The company covers the entire South Boulder area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in most of South Boulder.
XFINITY from Comcast cable download speeds
XFINITY is above average when comparing download speeds to all other internet providers in South Boulder. Versus other cable providers in the area, XFINITY cable is the fastest. There are 2 different maximum speeds throughout South Boulder. The fastest plan anyone in South Boulder can order from XFINITY goes up to 2,000 Mbps, the slowest package only goes up to 1,200 Mbps, and the neighborhood-wide average maximum speed for South Boulder customers is up to 1,530 Mbps.
Show all download speeds
- 41.3% up to 2,000.0 Mbps
- 58.7% up to 1,200.0 Mbps
XFINITY from Comcast cable upload speeds
In South Boulder download speeds tend to be faster than than upload speeds for XFINITY cable. Compared to other ISPs, XFINITY is below average where upload speeds are concerned, and the fastest compared to other South Boulder cable providers. XFINITY offers 2 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in South Boulder is up to 250 Mbps. Some customers have slower plan choices, which only go up to 35 Mbps. On average, XFINITY customers can get speeds up to 124 Mbps.
Show all upload speeds
- 41.3% up to 250.0 Mbps
- 58.7% up to 35.0 Mbps
Centurylink DSL in South Boulder, Boulder, CO
Centurylink DSL coverage
About 70.97%, or 12,132 people, have Centurylink DSL internet available to them in the neighborhood. The company covers the entire South Boulder area. Centurylink is one of the largest internet service providers internet service providers in the US, with internet service available in much of South Boulder.
Centurylink DSL download speeds
Centurylink is below average when comparing download speeds to all other internet providers in South Boulder. Versus other DSL providers in the area, Centurylink DSL is the fastest. There are 6 different maximum speeds throughout South Boulder. The fastest plan anyone in South Boulder can order from Centurylink goes up to 140 Mbps, the slowest package only goes up to 10 Mbps, and the neighborhood-wide average maximum speed for South Boulder customers is up to 66 Mbps.
Show all download speeds
- 18.7% up to 140.0 Mbps
- 16.1% up to 100.0 Mbps
- 18.2% up to 80.0 Mbps
- 3.7% up to 60.0 Mbps
- 7.4% up to 40.0 Mbps
- 35.8% up to 10.0 Mbps
Centurylink DSL upload speeds
In South Boulder download speeds tend to be faster than than upload speeds for Centurylink DSL. Compared to other ISPs, Centurylink is below average where upload speeds are concerned, and the fastest compared to other South Boulder DSL providers. Centurylink offers 6 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in South Boulder is up to 100 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Centurylink customers can get speeds up to 8.2 Mbps.
Show all upload speeds
- 0.3% up to 100.0 Mbps
- 18.7% up to 20.0 Mbps
- 34.0% up to 10.0 Mbps
- 5.4% up to 5.0 Mbps
- 5.7% up to 3.0 Mbps
- 35.8% up to 1.0 Mbps
Quantum Fiber Fiber in South Boulder, Boulder, CO
Quantum Fiber fiber coverage
About 69.40%, or 11,863 people, have Quantum Fiber fiber internet available to them in the neighborhood. The company covers the entire South Boulder area. Quantum Fiber is one of the largest internet service providers internet service providers in the US, with internet service available in much of South Boulder.
Quantum Fiber fiber download speeds
Quantum Fiber is the fastest when comparing download speeds to all other internet providers in South Boulder. Versus other fiber providers in the area, Quantum Fiber fiber is the fastest. There are no different maximum speeds throughout South Boulder. The fastest plan anyone in South Boulder can order from Quantum Fiber goes up to 2,000 Mbps, and all South Boulder customers can get this speed.
Show all download speeds
- 100.0% up to 2,000.0 Mbps
Quantum Fiber fiber upload speeds
In South Boulder download speeds tend to be faster than than upload speeds for Quantum Fiber fiber. Compared to other ISPs, Quantum Fiber is one of the fastest where upload speeds are concerned, and the fastest compared to other South Boulder fiber providers. Quantum Fiber offers no different upload speeds across the neighborhood. The fastest upload speed available to anyone from this ISP in South Boulder is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Centurylink Fiber in South Boulder, Boulder, CO
Centurylink fiber coverage
About 69.23%, or 11,835 people, have Centurylink fiber internet available to them in the neighborhood. The company covers the entire South Boulder area. Centurylink is one of the largest internet service providers internet service providers in the US, with internet service available in much of South Boulder.
Centurylink fiber download speeds
Centurylink is above average when comparing download speeds to all other internet providers in South Boulder. Versus other fiber providers in the area, Centurylink fiber is the slowest. There are 4 different maximum speeds throughout South Boulder. The fastest plan anyone in South Boulder can order from Centurylink goes up to 1,000 Mbps, the slowest package only goes up to 100 Mbps, and the neighborhood-wide average maximum speed for South Boulder customers is up to 958 Mbps.
Show all download speeds
- 57.4% up to 1,000.0 Mbps
- 40.7% up to 940.0 Mbps
- 0.4% up to 200.0 Mbps
- 1.6% up to 100.0 Mbps
Centurylink fiber upload speeds
In South Boulder download speeds tend to be faster than than upload speeds for Centurylink fiber. Compared to other ISPs, Centurylink is above average where upload speeds are concerned, and the slowest compared to other South Boulder fiber providers. Centurylink offers 4 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in South Boulder is up to 1,000 Mbps. Some customers have slower plan choices, which only go up to 100 Mbps. On average, Centurylink customers can get speeds up to 946 Mbps.
Show all upload speeds
- 57.4% up to 1,000.0 Mbps
- 39.1% up to 940.0 Mbps
- 2.0% up to 200.0 Mbps
- 1.6% up to 100.0 Mbps
Ayva Networks Fixed Wireless in South Boulder, Boulder, CO
Ayva fixed wireless coverage
About 99.54%, or 17,015 people, have Ayva fixed wireless internet available to them in the neighborhood. The company covers the entire South Boulder area. Ayva is a large internet service provider internet service providers in the US, with internet service available in most of South Boulder.
Ayva Networks fixed wireless download speeds
Ayva is above average when comparing download speeds to all other internet providers in South Boulder. Versus other fixed wireless providers in the area, Ayva fixed wireless is the fastest. There are no different maximum speeds throughout South Boulder. The fastest plan anyone in South Boulder can order from Ayva goes up to 1,000 Mbps, and all South Boulder customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Ayva Networks fixed wireless upload speeds
In South Boulder download speeds tend to be equal to than upload speeds for Ayva fixed wireless. Compared to other ISPs, Ayva is one of the fastest where upload speeds are concerned, and the fastest compared to other South Boulder fixed wireless providers. Ayva offers no different upload speeds across the neighborhood. The fastest upload speed available to anyone from this ISP in South Boulder is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Live Wire Networks Fixed Wireless in South Boulder, Boulder, CO
Live Wire Networks fixed wireless coverage
About 99.44%, or 16,998 people, have Live Wire Networks fixed wireless internet available to them in the neighborhood. The company covers the entire South Boulder area. Live Wire Networks is a large internet service provider internet service providers in the US, with internet service available in most of South Boulder.
Live Wire Networks fixed wireless download speeds
Live Wire Networks is below average when comparing download speeds to all other internet providers in South Boulder. Versus other fixed wireless providers in the area, Live Wire Networks fixed wireless is above average. There are no different maximum speeds throughout South Boulder. The fastest plan anyone in South Boulder can order from Live Wire Networks goes up to 250 Mbps, and all South Boulder customers can get this speed.
Show all download speeds
- 100.0% up to 250.0 Mbps
Live Wire Networks fixed wireless upload speeds
In South Boulder download speeds tend to be faster than than upload speeds for Live Wire Networks fixed wireless. Compared to other ISPs, Live Wire Networks is below average where upload speeds are concerned, and below average compared to other South Boulder fixed wireless providers. Live Wire Networks offers no different upload speeds across the neighborhood. The fastest upload speed available to anyone from this ISP in South Boulder is up to 100 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 100.0 Mbps
T-Mobile Home Internet Fixed Wireless in South Boulder, Boulder, CO
T-Mobile Home Internet fixed wireless coverage
About 95.94%, or 16,400 people, have T-Mobile Home Internet fixed wireless internet available to them in the neighborhood. The company covers the entire South Boulder area. T-Mobile Home Internet is one of the largest internet service providers internet service providers in the US, with internet service available in most of South Boulder.
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 South Boulder. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are 2 different maximum speeds throughout South Boulder. The fastest plan anyone in South Boulder can order from T-Mobile Home Internet goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the neighborhood-wide average maximum speed for South Boulder customers is up to 71 Mbps.
Show all download speeds
- 61.0% up to 100.0 Mbps
- 39.0% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In South Boulder 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 below average compared to other South Boulder fixed wireless providers. T-Mobile Home Internet offers 2 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in South Boulder 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 13 Mbps.
Show all upload speeds
- 61.0% up to 20.0 Mbps
- 39.0% up to 3.0 Mbps
Verizon Fixed Wireless in South Boulder, Boulder, CO
Verizon fixed wireless coverage
About 70.13%, or 11,988 people, have Verizon fixed wireless internet available to them in the neighborhood. The company covers the entire South Boulder area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in much of South Boulder.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in South Boulder. Versus other fixed wireless providers in the area, Verizon fixed wireless is above average. There are no different maximum speeds throughout South Boulder. The fastest plan anyone in South Boulder can order from Verizon goes up to 300 Mbps, and all South Boulder customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In South Boulder 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 below average compared to other South Boulder fixed wireless providers. Verizon offers no different upload speeds across the neighborhood. The fastest upload speed available to anyone from this ISP in South Boulder 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 South Boulder, Boulder, CO
EarthLink fixed wireless coverage
About 47.84%, or 8,178 people, have EarthLink fixed wireless internet available to them in the neighborhood. The company covers the entire South Boulder area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in some of South Boulder.
EarthLink fixed wireless download speeds
EarthLink is one of the slowest when comparing download speeds to all other internet providers in South Boulder. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are 2 different maximum speeds throughout South Boulder. The fastest plan anyone in South Boulder can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the neighborhood-wide average maximum speed for South Boulder customers is up to 42 Mbps.
Show all download speeds
- 22.7% up to 100.0 Mbps
- 77.3% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In South Boulder download speeds tend to be faster than than upload speeds for EarthLink fixed wireless. Compared to other ISPs, EarthLink is one of the slowest where upload speeds are concerned, and one of the slowest compared to other South Boulder fixed wireless providers. EarthLink offers 2 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in South Boulder is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, EarthLink customers can get speeds up to 6.9 Mbps.
Show all upload speeds
- 22.7% up to 20.0 Mbps
- 77.3% up to 3.0 Mbps
AT&T Fixed Wireless in South Boulder, Boulder, CO
AT&T fixed wireless coverage
About 47.84%, or 8,178 people, have AT&T fixed wireless internet available to them in the neighborhood. The company covers the entire South Boulder area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in some of South Boulder.
AT&T fixed wireless download speeds
AT&T is one of the slowest when comparing download speeds to all other internet providers in South Boulder. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the slowest. There are 2 different maximum speeds throughout South Boulder. The fastest plan anyone in South Boulder can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the neighborhood-wide average maximum speed for South Boulder customers is up to 42 Mbps.
Show all download speeds
- 22.7% up to 100.0 Mbps
- 77.3% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In South Boulder download speeds tend to be faster than than upload speeds for AT&T fixed wireless. Compared to other ISPs, AT&T is one of the slowest where upload speeds are concerned, and one of the slowest compared to other South Boulder fixed wireless providers. AT&T offers 2 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in South Boulder is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, AT&T customers can get speeds up to 6.9 Mbps.
Show all upload speeds
- 22.7% up to 20.0 Mbps
- 77.3% up to 3.0 Mbps
Rise Broadband Fixed Wireless in South Boulder, Boulder, CO
Rise Broadband fixed wireless coverage
About 36.76%, or 6,283 people, have Rise Broadband fixed wireless internet available to them in the neighborhood. The company covers the south, southwest, southeast, west, and central South Boulder area. Rise Broadband is one of the largest internet service providers internet service providers in the US, with internet service available in some of South Boulder.
Rise Broadband fixed wireless download speeds
Rise Broadband is below average when comparing download speeds to all other internet providers in South Boulder. Versus other fixed wireless providers in the area, Rise Broadband fixed wireless is below average. There are 2 different maximum speeds throughout South Boulder. The fastest plan anyone in South Boulder can order from Rise Broadband goes up to 100 Mbps, the slowest package only goes up to 50 Mbps, and the neighborhood-wide average maximum speed for South Boulder customers is up to 50 Mbps.
Show all download speeds
- 0.6% up to 100.0 Mbps
- 99.4% up to 50.0 Mbps
Rise Broadband fixed wireless upload speeds
In South Boulder download speeds tend to be faster than than upload speeds for Rise Broadband fixed wireless. Compared to other ISPs, Rise Broadband is below average where upload speeds are concerned, and below average compared to other South Boulder fixed wireless providers. Rise Broadband offers 2 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in South Boulder is up to 20 Mbps. Some customers have slower plan choices, which only go up to 10 Mbps. On average, Rise Broadband customers can get speeds up to 10 Mbps.
Show all upload speeds
- 0.6% up to 20.0 Mbps
- 99.4% up to 10.0 Mbps
South Boulder Internet by Area
This information is most helpful to those looking for homes or considering moving to South Boulder or any of the areas nearby.
How does internet in South Boulder compare to the rest of Boulder?
Internet speeds in South Boulder are faster versus the average speeds in Boulder: 1,665 Mbps in Boulder versus 1,880 Mbps in the neighborhood. The city has greater internet availability compared to the neighborhood. Average internet coverage in Boulder is 93.68% versus 99.95% in South Boulder.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around South Boulder 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 neighborhoods?
Below are neighborhoods nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Neighborhoods
- Southeast Boulder, Boulder, CO: more internet coverage, slower speeds
- Colorado University, Boulder, CO: less internet coverage, faster speeds
- Central Boulder, Boulder, CO: less internet coverage, slower speeds
- Crossroads, Boulder, CO: less internet coverage, slower speeds
- East Boulder, Boulder, CO: more internet coverage, slower speeds
- Washington Village, Boulder, CO: more internet coverage, faster speeds
- Palo Park, Boulder, CO: more internet coverage, slower speeds
- North Boulder, Boulder, CO: less internet coverage, slower speeds
- Walnut Grove, Broomfield, CO: more internet coverage, slower speeds
- Kings Mill, Broomfield, CO: more internet coverage, faster speeds
Neighborhoods with Similar Populations
- Woodbury, Irvine, CA: more internet coverage, faster speeds
- Kamms Corner, Cleveland, OH: less internet coverage, faster speeds
- Great Bridge East, Chesapeake, VA: more internet coverage, faster speeds
- South Evanston, Evanston, IL: more internet coverage, slower speeds
- Cedar Hills-Cedar Mill, Portland, OR: more internet coverage, faster speeds
- Calallen, Corpus Christi, TX: less internet coverage, faster speeds
- Byberry, Philadelphia, PA: less internet coverage, faster speeds
- Buffalo, Las Vegas, NV: less internet coverage, faster speeds
- Broadmoor-Anderson Isle-Shreve Isle, Shreveport, LA: less internet coverage, faster speeds
- Blueberry Hill-Brigadoon-Stoneybrook, Lexington, KY: more internet coverage, faster speeds