In 85138 there are 5 residential Fiber providers covering 97.07% of the zip. The average home can get speeds up to 6,034 Mbps. Note that we may have a financial relationship with some of the providers below. This does not influence rankings, and helps us provide high-quality detailed information for free.
This page contains all Fiber internet providers in 85138, AZ.
To see availability maps for all providers including fiber, cable, DSL, and more in 85138, AZ please click below.
Fiber Internet Service Providers in 85138
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 85138 are not shown.
85138 Satellite TV & Internet Providers
DISH Satellite TV
DIRECTV Satellite TV
Not sure whether to choose Dish or DIRECTV? For most people most of the time we recommend DISH. But click here to learn more.
Viasat Satellite Internet
Where in 85138 is fiber internet available?

Fiber Internet Availability Key
Fiber is available in 97.07% of 85138. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Quantum Fiber. Call one of the companies with service in 85138 above to see who has service at your home.
How fast is fiber internet in 85138?
The map below shows maximum fiber internet speeds by area in 85138.

Fiber Internet Speed Key
The average 85138 home can get up to 6,034 Mbps on their fiber internet plan. The fastest fiber download speed in the zip is 8,000 Mbps, which 67.05% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 15.04% 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 85138.
Fiber internet speeds tend to be faster in the southwest parts of 85138, and slower in the east areas of the zip.
Is fiber the fastest internet I can get in 85138?
The fastest internet for you may vary based on where in 85138 you live. In general, fixed wireless competes most often with fiber in the zip.
- Fiber is the fastest internet type for 97.07% of 85138 homes.
- Cable is fastest for less than 1% of the zip.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 2.36%.
- Satellite internet may be the only option for less than 1% of 85138 homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in 85138, along with details on where in 85138 and at what speeds.
Cox Communications Fiber in 85138, AZ

Cox fiber coverage
About 94.51%, or 44,260 people, have Cox fiber internet available to them in the zip. The company covers the entire 85138 area. Cox is one of the largest internet service providers internet service providers in the US, with internet service available in most of 85138.
Cox Communications fiber download speeds
Cox is average when comparing download speeds to all other internet providers in 85138. Versus other fiber providers in the area, Cox fiber is below average. There are 2 different maximum speeds throughout 85138. The fastest plan anyone in 85138 can order from Cox goes up to 2,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the zip-wide average maximum speed for 85138 customers is up to 1,015 Mbps.
Show all download speeds
- 1.5% up to 2,000.0 Mbps
- 98.5% up to 1,000.0 Mbps
Cox Communications fiber upload speeds
In 85138 download speeds tend to be faster than than upload speeds for Cox fiber. Compared to other ISPs, Cox is below average where upload speeds are concerned, and the slowest compared to other 85138 fiber providers. Cox offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 85138 is up to 100 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 100.0 Mbps
Quantum Fiber Fiber in 85138, AZ

Quantum Fiber fiber coverage
About 72.69%, or 34,039 people, have Quantum Fiber fiber internet available to them in the zip. The company covers the entire 85138 area. Quantum Fiber is one of the largest internet service providers internet service providers in the US, with internet service available in much of 85138.
Quantum Fiber fiber download speeds
Quantum Fiber is the fastest when comparing download speeds to all other internet providers in 85138. Versus other fiber providers in the area, Quantum Fiber fiber is the fastest. There are 4 different maximum speeds throughout 85138. The fastest plan anyone in 85138 can order from Quantum Fiber goes up to 8,000 Mbps, the slowest package only goes up to 940 Mbps, and the zip-wide average maximum speed for 85138 customers is up to 7,530 Mbps.
Show all download speeds
- 92.2% up to 8,000.0 Mbps
- 7.3% up to 2,000.0 Mbps
- 0.3% up to 1,000.0 Mbps
- 0.2% up to 940.0 Mbps
Quantum Fiber fiber upload speeds
In 85138 download speeds tend to be faster than 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 85138 fiber providers. Quantum Fiber offers 3 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 85138 is up to 8,000 Mbps. Some customers have slower plan choices, which only go up to 940 Mbps. On average, Quantum Fiber customers can get speeds up to 7,457 Mbps.
Show all upload speeds
- 92.2% up to 8,000.0 Mbps
- 7.6% up to 1,000.0 Mbps
- 0.2% up to 940.0 Mbps
Orbitel Communications Fiber in 85138, AZ

Orbitel Communications fiber coverage
About 13.50%, or 6,323 people, have Orbitel Communications fiber internet available to them in the zip. The company covers the southeast, north, east, west, central, northeast, and south 85138 area. Orbitel Communications is a large internet service provider internet service providers in the US, with internet service available in a very small piece of 85138.
Orbitel Communications fiber download speeds
Orbitel Communications is above average when comparing download speeds to all other internet providers in 85138. Versus other fiber providers in the area, Orbitel Communications fiber is below average. There are no different maximum speeds throughout 85138. The fastest plan anyone in 85138 can order from Orbitel Communications goes up to 2,300 Mbps, and all 85138 customers can get this speed.
Show all download speeds
- 100.0% up to 2,300.0 Mbps
Orbitel Communications fiber upload speeds
In 85138 download speeds tend to be equal to than upload speeds for Orbitel Communications fiber. Compared to other ISPs, Orbitel Communications is above average where upload speeds are concerned, and below average compared to other 85138 fiber providers. Orbitel Communications offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 85138 is up to 2,300 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 2,300.0 Mbps
Centurylink Fiber in 85138, AZ

Centurylink fiber coverage
About 10.91%, or 5,110 people, have Centurylink fiber internet available to them in the zip. The company covers the central, northwest, south, northeast, north, southwest, and west 85138 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 85138.
Centurylink fiber download speeds
Centurylink is below average when comparing download speeds to all other internet providers in 85138. Versus other fiber providers in the area, Centurylink fiber is the slowest. There are 5 different maximum speeds throughout 85138. The fastest plan anyone in 85138 can order from Centurylink goes up to 1,000 Mbps, the slowest package only goes up to 40 Mbps, and the zip-wide average maximum speed for 85138 customers is up to 674 Mbps.
Show all download speeds
- 16.4% up to 1,000.0 Mbps
- 51.7% up to 940.0 Mbps
- 14.8% up to 100.0 Mbps
- 3.3% up to 80.0 Mbps
- 13.7% up to 40.0 Mbps
Centurylink fiber upload speeds
In 85138 download speeds tend to be faster than than upload speeds for Centurylink fiber. Compared to other ISPs, Centurylink is below average where upload speeds are concerned, and below average compared to other 85138 fiber providers. Centurylink offers 5 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 85138 is up to 1,000 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, Centurylink customers can get speeds up to 653 Mbps.
Show all upload speeds
- 16.4% up to 1,000.0 Mbps
- 51.7% up to 940.0 Mbps
- 18.1% up to 10.0 Mbps
- 0.5% up to 5.0 Mbps
- 13.2% up to 3.0 Mbps
Hotwire Communications Fiber in 85138, AZ

Hotwire Communications fiber coverage
About 7.24%, or 3,391 people, have Hotwire Communications fiber internet available to them in the zip. The company covers the east, southeast, southwest, south, and northeast 85138 area. Hotwire Communications is a large internet service provider internet service providers in the US, with internet service available in a very small piece of 85138.
Hotwire Communications fiber download speeds
Hotwire Communications is above average when comparing download speeds to all other internet providers in 85138. Versus other fiber providers in the area, Hotwire Communications fiber is below average. There are no different maximum speeds throughout 85138. The fastest plan anyone in 85138 can order from Hotwire Communications goes up to 2,500 Mbps, and all 85138 customers can get this speed.
Show all download speeds
- 100.0% up to 2,500.0 Mbps
Hotwire Communications fiber upload speeds
In 85138 download speeds tend to be equal to than upload speeds for Hotwire Communications fiber. Compared to other ISPs, Hotwire Communications is above average where upload speeds are concerned, and below average compared to other 85138 fiber providers. Hotwire Communications offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 85138 is up to 2,500 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 2,500.0 Mbps
85138 Fiber by Area
This information is most helpful to those looking for homes or considering moving to 85138 or any of the areas nearby.
How does fiber internet in 85138 compare to the rest of Arizona?
Fiber internet speeds in 85138 are much faster versus the average speeds in Arizona: 0.00 Mbps in Arizona versus 6,034 Mbps in the zip. The state has similar fiber availability compared to the zip. Average fiber coverage in Arizona is 0.00% versus 97.07% in 85138.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around 85138 are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does fiber internet look like in other 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
- 85139, AZ: less fiber coverage, faster speeds
- 85121, AZ: less fiber coverage, slower speeds
- 85172, AZ: less fiber coverage, slower speeds
- 85147, AZ: less fiber coverage, slower speeds
- 85122, AZ: less fiber coverage, slower speeds
- 85143, AZ: less fiber coverage, faster speeds
- 85128, AZ: less fiber coverage, slower speeds
- 85132, AZ: less fiber coverage, slower speeds
- 85337, AZ: less fiber coverage, faster speeds
- 85137, AZ: less fiber coverage, slower speeds
Zip Codes with Similar Populations
- 11224, NY: more fiber coverage, faster speeds
- 95060, CA: less fiber coverage, slower speeds
- 95762, CA: less fiber coverage, slower speeds
- 96720, HI: less fiber coverage, slower speeds
- 97405, OR: less fiber coverage, slower speeds
- 18104, PA: less fiber coverage, slower speeds
- 97701, OR: less fiber coverage, slower speeds
- 11590, NY: more fiber coverage, faster speeds
- 98118, WA: less fiber coverage, slower speeds
- 98226, WA: less fiber coverage, slower speeds


