In South Flagstaff there are 10 residential internet providers covering 99.30% of the neighborhood. The average home can get speeds up to 916 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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10 Internet Service Providers in South Flagstaff
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 Flagstaff are not shown.
South Flagstaff 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 Flagstaff
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 99.30% of South Flagstaff. 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 Optimum. Now you can call companies in South Flagstaff with more confidence that they might be available.
How fast are internet speeds in South Flagstaff?
The map below shows maximum internet speeds by area in South Flagstaff.
Internet Speed Key
The average South Flagstaff home can get up to 916 Mbps on their internet plan. For most people, the fastest download speed in the neighborhood is 940 Mbps, which 96.13% 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 25 Mbps. See the internet provider details below for info about their speed and coverage in South Flagstaff.
Internet speeds tend to be faster in the south parts of South Flagstaff, and slower in the northwest areas of the neighborhood.
What type of internet should I choose in South Flagstaff?
The fastest internet for you may vary based on where in South Flagstaff you live. If speed is your main concern, cable will be the fastest internet in the neighborhood.
- Fiber is the fastest internet type for 10.44% of South Flagstaff homes.
- Cable is fastest for 85.69% of the neighborhood.
- DSL is fastest for 1.06%.
- Fixed wireless is fastest for 2.12%.
- Satellite internet may be the only option for less than 1% of South Flagstaff homes.
Internet Market Health in South Flagstaff
Internet Competition Key
The map shows how competitive the South Flagstaff 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 Flagstaff based on what connections the average home has availabile:
- Average number of internet service providers to a home: 6.1 (very unhealthy)
- Average types of service (fiber, cable, DSL, etc): 2.8 (very unhealthy)
- Average providers with broadband (25 Mbps+) speeds: 5.7 (very unhealthy)
Overall, competition is very unhealthy.
South Flagstaff internet customers have the ability to buy internet service from 3 to 8 different providers, depending on where they live. For different types of service, South Flagstaff homes have between 1 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 Flagstaff internet customers who want faster speeds have between 2 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, South Flagstaff badly needs improvement.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in South Flagstaff, along with details on where in South Flagstaff and at what speeds.
Optimum Cable in South Flagstaff, Flagstaff, AZ
Optimum cable coverage
About 96.13%, or 3,453 people, have Optimum cable internet available to them in the neighborhood. The company covers the entire South Flagstaff area. Optimum is one of the largest internet service providers internet service providers in the US, with internet service available in most of South Flagstaff.
Optimum cable download speeds
Optimum is one of the fastest when comparing download speeds to all other internet providers in South Flagstaff. Versus other cable providers in the area, Optimum cable is the fastest. There are no different maximum speeds throughout South Flagstaff. The fastest plan anyone in South Flagstaff can order from Optimum goes up to 940 Mbps, and all South Flagstaff customers can get this speed.
Show all download speeds
- 100.0% up to 940.0 Mbps
Optimum cable upload speeds
In South Flagstaff download speeds tend to be faster than than upload speeds for Optimum cable. Compared to other ISPs, Optimum is below average where upload speeds are concerned, and the fastest compared to other South Flagstaff cable providers. Optimum offers no different upload speeds across the neighborhood. The fastest upload speed available to anyone from this ISP in South Flagstaff is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
Centurylink DSL in South Flagstaff, Flagstaff, AZ
Centurylink DSL coverage
About 76.42%, or 2,745 people, have Centurylink DSL internet available to them in the neighborhood. The company covers the entire South Flagstaff area. Centurylink is one of the largest internet service providers internet service providers in the US, with internet service available in much of South Flagstaff.
Centurylink DSL download speeds
Centurylink is below average when comparing download speeds to all other internet providers in South Flagstaff. Versus other DSL providers in the area, Centurylink DSL is the fastest. There are 5 different maximum speeds throughout South Flagstaff. The fastest plan anyone in South Flagstaff can order from Centurylink goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the neighborhood-wide average maximum speed for South Flagstaff customers is up to 41 Mbps.
Show all download speeds
- 16.4% up to 100.0 Mbps
- 21.7% up to 80.0 Mbps
- 0.7% up to 60.0 Mbps
- 2.1% up to 40.0 Mbps
- 59.2% up to 10.0 Mbps
Centurylink DSL upload speeds
In South Flagstaff download speeds tend to be faster than than upload speeds for Centurylink DSL. Compared to other ISPs, Centurylink is the slowest where upload speeds are concerned, and the fastest compared to other South Flagstaff DSL 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 Flagstaff is up to 10 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Centurylink customers can get speeds up to 4.5 Mbps.
Show all upload speeds
- 38.0% up to 10.0 Mbps
- 2.1% up to 5.0 Mbps
- 0.7% up to 3.0 Mbps
- 59.2% up to 1.0 Mbps
Centurylink Fiber in South Flagstaff, Flagstaff, AZ
Centurylink fiber coverage
About 9.91%, or 356 people, have Centurylink fiber internet available to them in the neighborhood. The company covers the southeast and south South Flagstaff area. Centurylink is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of South Flagstaff.
Centurylink fiber download speeds
Centurylink is one of the fastest when comparing download speeds to all other internet providers in South Flagstaff. Versus other fiber providers in the area, Centurylink fiber is one of the fastest. There are no different maximum speeds throughout South Flagstaff. The fastest plan anyone in South Flagstaff can order from Centurylink goes up to 940 Mbps, and all South Flagstaff customers can get this speed.
Show all download speeds
- 100.0% up to 940.0 Mbps
Centurylink fiber upload speeds
In South Flagstaff 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 Flagstaff fiber providers. Centurylink 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 Flagstaff is up to 940 Mbps. Some customers have slower plan choices, which only go up to 200 Mbps. On average, Centurylink customers can get speeds up to 788 Mbps.
Show all upload speeds
- 79.5% up to 940.0 Mbps
- 20.5% up to 200.0 Mbps
Quantum Fiber Fiber in South Flagstaff, Flagstaff, AZ
Quantum Fiber fiber coverage
About 8.41%, or 302 people, have Quantum Fiber fiber internet available to them in the neighborhood. The company covers the southeast and northwest South Flagstaff area. Quantum Fiber is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of South Flagstaff.
Quantum Fiber fiber download speeds
Quantum Fiber is one of the fastest when comparing download speeds to all other internet providers in South Flagstaff. Versus other fiber providers in the area, Quantum Fiber fiber is one of the fastest. There are no different maximum speeds throughout South Flagstaff. The fastest plan anyone in South Flagstaff can order from Quantum Fiber goes up to 940 Mbps, and all South Flagstaff customers can get this speed.
Show all download speeds
- 100.0% up to 940.0 Mbps
Quantum Fiber fiber upload speeds
In South Flagstaff download speeds tend to be equal to than upload speeds for Quantum Fiber fiber. Compared to other ISPs, Quantum Fiber is the fastest where upload speeds are concerned, and the fastest compared to other South Flagstaff fiber providers. Quantum Fiber offers no different upload speeds across the neighborhood. The fastest upload speed available to anyone from this ISP in South Flagstaff is up to 940 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 940.0 Mbps
EarthLink Fixed Wireless in South Flagstaff, Flagstaff, AZ
EarthLink fixed wireless coverage
About 96.99%, or 3,484 people, have EarthLink fixed wireless internet available to them in the neighborhood. The company covers the entire South Flagstaff area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in most of South Flagstaff.
EarthLink fixed wireless download speeds
EarthLink is one of the slowest when comparing download speeds to all other internet providers in South Flagstaff. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are 2 different maximum speeds throughout South Flagstaff. The fastest plan anyone in South Flagstaff 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 Flagstaff customers is up to 32 Mbps.
Show all download speeds
- 9.8% up to 100.0 Mbps
- 90.2% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In South Flagstaff 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 South Flagstaff 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 Flagstaff 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 4.7 Mbps.
Show all upload speeds
- 9.8% up to 20.0 Mbps
- 90.2% up to 3.0 Mbps
AT&T Fixed Wireless in South Flagstaff, Flagstaff, AZ
AT&T fixed wireless coverage
About 96.99%, or 3,484 people, have AT&T fixed wireless internet available to them in the neighborhood. The company covers the entire South Flagstaff area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in most of South Flagstaff.
AT&T fixed wireless download speeds
AT&T is one of the slowest when comparing download speeds to all other internet providers in South Flagstaff. 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 Flagstaff. The fastest plan anyone in South Flagstaff 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 Flagstaff customers is up to 32 Mbps.
Show all download speeds
- 9.8% up to 100.0 Mbps
- 90.2% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In South Flagstaff 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 South Flagstaff 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 Flagstaff 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 4.7 Mbps.
Show all upload speeds
- 9.8% up to 20.0 Mbps
- 90.2% up to 3.0 Mbps
T-Mobile Home Internet Fixed Wireless in South Flagstaff, Flagstaff, AZ
T-Mobile Home Internet fixed wireless coverage
About 93.82%, or 3,370 people, have T-Mobile Home Internet fixed wireless internet available to them in the neighborhood. The company covers the entire South Flagstaff 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 Flagstaff.
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 Flagstaff. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are no different maximum speeds throughout South Flagstaff. The fastest plan anyone in South Flagstaff can order from T-Mobile Home Internet goes up to 100 Mbps, and all South Flagstaff customers can get this speed.
Show all download speeds
- 100.0% up to 100.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In South Flagstaff 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 South Flagstaff fixed wireless providers. T-Mobile Home Internet offers no different upload speeds across the neighborhood. The fastest upload speed available to anyone from this ISP in South Flagstaff is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
Verizon Fixed Wireless in South Flagstaff, Flagstaff, AZ
Verizon fixed wireless coverage
About 91.65%, or 3,292 people, have Verizon fixed wireless internet available to them in the neighborhood. The company covers the entire South Flagstaff area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in most of South Flagstaff.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in South Flagstaff. Versus other fixed wireless providers in the area, Verizon fixed wireless is above average. There are no different maximum speeds throughout South Flagstaff. The fastest plan anyone in South Flagstaff can order from Verizon goes up to 300 Mbps, and all South Flagstaff customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In South Flagstaff 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 above average compared to other South Flagstaff fixed wireless providers. Verizon offers no different upload speeds across the neighborhood. The fastest upload speed available to anyone from this ISP in South Flagstaff is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
Bluespan Fixed Wireless in South Flagstaff, Flagstaff, AZ
Bluespan fixed wireless coverage
About 39.06%, or 1,403 people, have Bluespan fixed wireless internet available to them in the neighborhood. The company covers the entire South Flagstaff area. Bluespan is a large internet service provider internet service providers in the US, with internet service available in some of South Flagstaff.
Bluespan fixed wireless download speeds
Bluespan is below average when comparing download speeds to all other internet providers in South Flagstaff. Versus other fixed wireless providers in the area, Bluespan fixed wireless is the fastest. There are no different maximum speeds throughout South Flagstaff. The fastest plan anyone in South Flagstaff can order from Bluespan goes up to 350 Mbps, and all South Flagstaff customers can get this speed.
Show all download speeds
- 100.0% up to 350.0 Mbps
Bluespan fixed wireless upload speeds
In South Flagstaff download speeds tend to be faster than than upload speeds for Bluespan fixed wireless. Compared to other ISPs, Bluespan is below average where upload speeds are concerned, and the fastest compared to other South Flagstaff fixed wireless providers. Bluespan offers no different upload speeds across the neighborhood. The fastest upload speed available to anyone from this ISP in South Flagstaff is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
South Flagstaff Internet by Area
This information is most helpful to those looking for homes or considering moving to South Flagstaff or any of the areas nearby.
How does internet in South Flagstaff compare to the rest of Flagstaff?
Internet speeds in South Flagstaff are comparable versus the average speeds in Flagstaff: 909 Mbps in Flagstaff versus 916 Mbps in the neighborhood. The city has greater internet availability compared to the neighborhood. Average internet coverage in Flagstaff is 88.83% versus 99.30% in South Flagstaff.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around South Flagstaff 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
- Northern Arizona University, Flagstaff, AZ: less internet coverage, faster speeds
- Woodlands Village, Flagstaff, AZ: more internet coverage, faster speeds
- Sunnyside-Flagstaff, Flagstaff, AZ: more internet coverage, faster speeds
- Granville, Prescott Valley, AZ: more internet coverage, faster speeds
- Tierra Oeste, Albuquerque, NM: more internet coverage, faster speeds
- Parkway, Albuquerque, NM: more internet coverage, faster speeds
- Westgate Hts, Albuquerque, NM: more internet coverage, faster speeds
- Avalon, Albuquerque, NM: more internet coverage, faster speeds
- Laurelwood, Albuquerque, NM: more internet coverage, faster speeds
- Ladera West, Albuquerque, NM: more internet coverage, faster speeds
Neighborhoods with Similar Populations
- Bayou St John, New Orleans, LA: more internet coverage, faster speeds
- Colemans Daytona, Daytona Beach, FL: less internet coverage, faster speeds
- Putnam Lake, Patterson, NY: more internet coverage, faster speeds
- Amtrak, San Bernardino, CA: more internet coverage, faster speeds
- Meadow Springs, Richland, WA: more internet coverage, faster speeds
- Middletown-Pelham Bay, Bronx, NY: more internet coverage, faster speeds
- Northwest Redlands, Redlands, CA: less internet coverage, faster speeds
- Port Dixie, Lake Lorraine, FL: more internet coverage, faster speeds
- Prairie Point-Wildberry, Kansas City, MO: less internet coverage, faster speeds
- Puhi, Lihue, HI: less internet coverage, faster speeds