In 85321 there are 12 residential internet providers covering 97.71% of the zip. The average home can get speeds up to 1,340 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 85321
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 85321 are not shown.
85321 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 85321
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 97.71% of 85321. 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 Mediacom. Now you can call companies in 85321 with more confidence that they might be available.
How fast are internet speeds in 85321?
The map below shows maximum internet speeds by area in 85321.
Internet Speed Key
The average 85321 home can get up to 1,340 Mbps on their internet plan. For most people, the fastest download speed in the zip is 8,000 Mbps, which 5.81% 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 50 Mbps. See the internet provider details below for info about their speed and coverage in 85321.
Internet speeds tend to be faster in the north parts of 85321, and slower in the southeast areas of the zip.
What type of internet should I choose in 85321?
The fastest internet for you may vary based on where in 85321 you live. If speed is your main concern, cable will be the fastest internet in the zip.
- Fiber is the fastest internet type for 28.20% of 85321 homes.
- Cable is fastest for 65.05% of the zip.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 3.73%.
- Satellite internet may be the only option for 2.29% of 85321 homes.
Internet Market Health in 85321
Internet Competition Key
The map shows how competitive the 85321 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 85321 based on what connections the average home has availabile:
- Average number of internet service providers to a home: 4.5 (unhealthy)
- Average types of service (fiber, cable, DSL, etc): 3.1 (healthy)
- Average providers with broadband (25 Mbps+) speeds: 4.3 (unhealthy)
Overall, competition is healthy.
85321 internet customers have the ability to buy internet service from 1 to 9 different providers, depending on where they live. For different types of service, 85321 homes have between 1 and 4 options. The type(s) of service available are dsl, fixed wireless, cable, and fiber, though these may vary depending on the region within the zip.
When it comes to broadband download speeds faster than 25 Mbps, the situation is worse. 85321 internet customers who want faster speeds have between 1 and 9 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, 85321 is doing better than most.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in 85321, along with details on where in 85321 and at what speeds.
Mediacom Cable in 85321, AZ
Mediacom cable coverage
About 88.06%, or 3,001 people, have Mediacom cable internet available to them in the zip. The company covers the central, north, northwest, west, south, northeast, and east 85321 area. Mediacom is one of the largest internet service providers internet service providers in the US, with internet service available in most of 85321.
Mediacom cable download speeds
Mediacom is above average when comparing download speeds to all other internet providers in 85321. Versus other cable providers in the area, Mediacom cable is the fastest. There are no different maximum speeds throughout 85321. The fastest plan anyone in 85321 can order from Mediacom goes up to 1,000 Mbps, and all 85321 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Mediacom cable upload speeds
In 85321 download speeds tend to be faster than than upload speeds for Mediacom cable. Compared to other ISPs, Mediacom is below average where upload speeds are concerned, and the fastest compared to other 85321 cable providers. Mediacom offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 85321 is up to 50 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 50.0 Mbps
Ponderosa DSL in 85321, AZ
Ponderosa DSL coverage
About 87.91%, or 2,996 people, have Ponderosa DSL internet available to them in the zip. The company covers the entire 85321 area. Ponderosa is a large internet service provider internet service providers in the US, with internet service available in most of 85321.
Ponderosa DSL download speeds
Ponderosa is below average when comparing download speeds to all other internet providers in 85321. Versus other DSL providers in the area, Ponderosa DSL is the fastest. There are 4 different maximum speeds throughout 85321. The fastest plan anyone in 85321 can order from Ponderosa goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the zip-wide average maximum speed for 85321 customers is up to 54 Mbps.
Show all download speeds
- 28.7% up to 100.0 Mbps
- 32.6% up to 50.0 Mbps
- 32.9% up to 25.0 Mbps
- 5.7% up to 10.0 Mbps
Ponderosa DSL upload speeds
In 85321 download speeds tend to be faster than than upload speeds for Ponderosa DSL. Compared to other ISPs, Ponderosa is below average where upload speeds are concerned, and the fastest compared to other 85321 DSL providers. Ponderosa offers 4 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 85321 is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Ponderosa customers can get speeds up to 9.2 Mbps.
Show all upload speeds
- 33.6% up to 20.0 Mbps
- 27.8% up to 5.0 Mbps
- 32.9% up to 3.0 Mbps
- 5.7% up to 1.0 Mbps
Ponderosa Fiber in 85321, AZ
Ponderosa fiber coverage
About 22.07%, or 752 people, have Ponderosa fiber internet available to them in the zip. The company covers the north, south, northeast, central, and east 85321 area. Ponderosa is a large internet service provider internet service providers in the US, with internet service available in a small portion of 85321.
Ponderosa fiber download speeds
Ponderosa is above average when comparing download speeds to all other internet providers in 85321. Versus other fiber providers in the area, Ponderosa fiber is below average. There are no different maximum speeds throughout 85321. The fastest plan anyone in 85321 can order from Ponderosa goes up to 1,000 Mbps, and all 85321 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Ponderosa fiber upload speeds
In 85321 download speeds tend to be equal to than upload speeds for Ponderosa fiber. Compared to other ISPs, Ponderosa is above average where upload speeds are concerned, and below average compared to other 85321 fiber providers. Ponderosa offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 85321 is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Quantum Fiber Fiber in 85321, AZ
Quantum Fiber fiber coverage
About 5.81%, or 198 people, have Quantum Fiber fiber internet available to them in the zip. The company covers the north, central, and west 85321 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 85321.
Quantum Fiber fiber download speeds
Quantum Fiber is the fastest when comparing download speeds to all other internet providers in 85321. Versus other fiber providers in the area, Quantum Fiber fiber is the fastest. There are no different maximum speeds throughout 85321. The fastest plan anyone in 85321 can order from Quantum Fiber goes up to 8,000 Mbps, and all 85321 customers can get this speed.
Show all download speeds
- 100.0% up to 8,000.0 Mbps
Quantum Fiber fiber upload speeds
In 85321 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 85321 fiber providers. Quantum Fiber offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 85321 is up to 8,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 8,000.0 Mbps
Tohono O'odham Utility Fiber in 85321, AZ
Tohono O'odham Utility fiber coverage
About 4.61%, or 157 people, have Tohono O'odham Utility fiber internet available to them in the zip. The company covers the northeast, east, and southeast 85321 area. Tohono O'odham Utility is a small internet service provider internet service providers in the US, with internet service available in a very small piece of 85321.
Tohono O'odham Utility fiber download speeds
Tohono O'odham Utility is below average when comparing download speeds to all other internet providers in 85321. Versus other fiber providers in the area, Tohono O'odham Utility fiber is the slowest. There are no different maximum speeds throughout 85321. The fastest plan anyone in 85321 can order from Tohono O'odham Utility goes up to 250 Mbps, and all 85321 customers can get this speed.
Show all download speeds
- 100.0% up to 250.0 Mbps
Tohono O'odham Utility fiber upload speeds
In 85321 download speeds tend to be faster than than upload speeds for Tohono O'odham Utility fiber. Compared to other ISPs, Tohono O'odham Utility is below average where upload speeds are concerned, and the slowest compared to other 85321 fiber providers. Tohono O'odham Utility offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 85321 is up to 50 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 50.0 Mbps
Tohono O'odham Utility DSL in 85321, AZ
Tohono O'odham Utility DSL coverage
About 4.37%, or 149 people, have Tohono O'odham Utility DSL internet available to them in the zip. The company covers the northeast and east 85321 area. Tohono O'odham Utility is a small internet service provider internet service providers in the US, with internet service available in a very small piece of 85321.
Tohono O'odham Utility DSL download speeds
Tohono O'odham Utility is the slowest when comparing download speeds to all other internet providers in 85321. Versus other DSL providers in the area, Tohono O'odham Utility DSL is the slowest. There are no different maximum speeds throughout 85321. The fastest plan anyone in 85321 can order from Tohono O'odham Utility goes up to 10 Mbps, and all 85321 customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
Tohono O'odham Utility DSL upload speeds
In 85321 download speeds tend to be faster than than upload speeds for Tohono O'odham Utility DSL. Compared to other ISPs, Tohono O'odham Utility is the slowest where upload speeds are concerned, and the slowest compared to other 85321 DSL providers. Tohono O'odham Utility offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 85321 is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
Centurylink DSL in 85321, AZ
Centurylink DSL coverage
About 2.32%, or 79 people, have Centurylink DSL internet available to them in the zip. The company covers the northwest, north, and west 85321 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 85321.
Centurylink DSL download speeds
Centurylink is below average when comparing download speeds to all other internet providers in 85321. Versus other DSL providers in the area, Centurylink DSL is below average. There are 2 different maximum speeds throughout 85321. The fastest plan anyone in 85321 can order from Centurylink goes up to 40 Mbps, the slowest package only goes up to 10 Mbps, and the zip-wide average maximum speed for 85321 customers is up to 13 Mbps.
Show all download speeds
- 11.4% up to 40.0 Mbps
- 88.6% up to 10.0 Mbps
Centurylink DSL upload speeds
In 85321 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 below average compared to other 85321 DSL providers. Centurylink offers 2 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 85321 is up to 3.0 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Centurylink customers can get speeds up to 1.2 Mbps.
Show all upload speeds
- 11.4% up to 3.0 Mbps
- 88.6% up to 1.0 Mbps
Ponderosa Fixed Wireless in 85321, AZ
Ponderosa fixed wireless coverage
About 92.72%, or 3,160 people, have Ponderosa fixed wireless internet available to them in the zip. The company covers the entire 85321 area. Ponderosa is a large internet service provider internet service providers in the US, with internet service available in most of 85321.
Ponderosa fixed wireless download speeds
Ponderosa is below average when comparing download speeds to all other internet providers in 85321. Versus other fixed wireless providers in the area, Ponderosa fixed wireless is below average. There are no different maximum speeds throughout 85321. The fastest plan anyone in 85321 can order from Ponderosa goes up to 100 Mbps, and all 85321 customers can get this speed.
Show all download speeds
- 100.0% up to 100.0 Mbps
Ponderosa fixed wireless upload speeds
In 85321 download speeds tend to be faster than than upload speeds for Ponderosa fixed wireless. Compared to other ISPs, Ponderosa is below average where upload speeds are concerned, and below average compared to other 85321 fixed wireless providers. Ponderosa offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 85321 is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
Free Range Internet Fixed Wireless in 85321, AZ
Free Range Internet fixed wireless coverage
About 92.37%, or 3,148 people, have Free Range Internet fixed wireless internet available to them in the zip. The company covers the entire 85321 area. Free Range Internet is a small internet service provider internet service providers in the US, with internet service available in most of 85321.
Free Range Internet fixed wireless download speeds
Free Range Internet is below average when comparing download speeds to all other internet providers in 85321. Versus other fixed wireless providers in the area, Free Range Internet fixed wireless is the fastest. There are 2 different maximum speeds throughout 85321. The fastest plan anyone in 85321 can order from Free Range Internet goes up to 500 Mbps, the slowest package only goes up to 100 Mbps, and the zip-wide average maximum speed for 85321 customers is up to 445 Mbps.
Show all download speeds
- 86.3% up to 500.0 Mbps
- 13.7% up to 100.0 Mbps
Free Range Internet fixed wireless upload speeds
In 85321 download speeds tend to be faster than than upload speeds for Free Range Internet fixed wireless. Compared to other ISPs, Free Range Internet is below average where upload speeds are concerned, and the fastest compared to other 85321 fixed wireless providers. Free Range Internet offers 2 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 85321 is up to 500 Mbps. Some customers have slower plan choices, which only go up to 50 Mbps. On average, Free Range Internet customers can get speeds up to 438 Mbps.
Show all upload speeds
- 86.3% up to 500.0 Mbps
- 13.7% up to 50.0 Mbps
T-Mobile Home Internet Fixed Wireless in 85321, AZ
T-Mobile Home Internet fixed wireless coverage
About 21.83%, or 744 people, have T-Mobile Home Internet fixed wireless internet available to them in the zip. The company covers the north, central, northwest, south, and west 85321 area. T-Mobile Home Internet is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of 85321.
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 85321. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are no different maximum speeds throughout 85321. The fastest plan anyone in 85321 can order from T-Mobile Home Internet goes up to 100 Mbps, and all 85321 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 85321 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 85321 fixed wireless providers. T-Mobile Home Internet offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 85321 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 85321, AZ
Verizon fixed wireless coverage
About 5.28%, or 180 people, have Verizon fixed wireless internet available to them in the zip. The company covers the northwest, central, west, and southeast 85321 area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of 85321.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in 85321. Versus other fixed wireless providers in the area, Verizon fixed wireless is above average. There are no different maximum speeds throughout 85321. The fastest plan anyone in 85321 can order from Verizon goes up to 300 Mbps, and all 85321 customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In 85321 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 85321 fixed wireless providers. Verizon offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 85321 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 85321, AZ
EarthLink fixed wireless coverage
About 4.28%, or 146 people, have EarthLink fixed wireless internet available to them in the zip. The company covers the north 85321 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 85321.
EarthLink fixed wireless download speeds
EarthLink is below average when comparing download speeds to all other internet providers in 85321. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are no different maximum speeds throughout 85321. The fastest plan anyone in 85321 can order from EarthLink goes up to 25 Mbps, and all 85321 customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In 85321 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 85321 fixed wireless providers. EarthLink offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 85321 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 85321, AZ
AT&T fixed wireless coverage
About 4.28%, or 146 people, have AT&T fixed wireless internet available to them in the zip. The company covers the north 85321 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 85321.
AT&T fixed wireless download speeds
AT&T is below average when comparing download speeds to all other internet providers in 85321. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the slowest. There are no different maximum speeds throughout 85321. The fastest plan anyone in 85321 can order from AT&T goes up to 25 Mbps, and all 85321 customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In 85321 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 85321 fixed wireless providers. AT&T offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 85321 is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
85321 Internet by Area
This information is most helpful to those looking for homes or considering moving to 85321 or any of the areas nearby.
How does internet in 85321 compare to the rest of Arizona?
Internet speeds in 85321 are slower versus the average speeds in Arizona: 2,392 Mbps in Arizona versus 1,340 Mbps in the zip. The state has similar internet availability compared to the zip. Average internet coverage in Arizona is 98.72% versus 97.71% in 85321.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around 85321 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 zip codes?
Below are zip codes nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Zip Codes
- 85653, AZ: more internet coverage, slower speeds
- 85654, AZ: more internet coverage, slower speeds
- 85743, AZ: more internet coverage, slower speeds
- 85658, AZ: more internet coverage, slower speeds
- 85742, AZ: more internet coverage, faster speeds
- 85741, AZ: more internet coverage, slower speeds
- 85745, AZ: more internet coverage, faster speeds
- 85704, AZ: more internet coverage, slower speeds
- 85705, AZ: more internet coverage, faster speeds
- 85737, AZ: more internet coverage, slower speeds
Zip Codes with Similar Populations
- 35063, AL: more internet coverage, slower speeds
- 59759, MT: less internet coverage, faster speeds
- 65486, MO: more internet coverage, slower speeds
- 53956, WI: more internet coverage, slower speeds
- 53125, WI: more internet coverage, slower speeds
- 72132, AR: more internet coverage, faster speeds
- 44822, OH: more internet coverage, slower speeds
- 77962, TX: more internet coverage, slower speeds
- 35541, AL: more internet coverage, faster speeds
- 35178, AL: more internet coverage, slower speeds