In 85123 there are 4 residential Fiber providers covering 98.96% of the zip. The average home can get speeds up to 4,996 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 85123, AZ.
To see availability maps for all providers including fiber, cable, DSL, and more in 85123, AZ please click below.
Fiber Internet Service Providers in 85123
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 85123 are not shown.
85123 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 85123 is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 98.96% of 85123. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is AireBeam. Call one of the companies with service in 85123 above to see who has service at your home.
How fast is fiber internet in 85123?
The map below shows maximum fiber internet speeds by area in 85123.
Fiber Internet Speed Key
The average 85123 home can get up to 4,996 Mbps on their fiber internet plan. The fastest fiber download speed in the zip is 8,000 Mbps, which 3.69% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 2.87% 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 85123.
Fiber internet speeds tend to be faster in the northeast parts of 85123, and slower in the southeast areas of the zip.
Is fiber the fastest internet I can get in 85123?
The fastest internet for you may vary based on where in 85123 you live. In general, fixed wireless competes most often with fiber in the zip.
- Fiber is the fastest internet type for 98.96% of 85123 homes.
- Cable is fastest for less than 1% of the zip.
- 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 85123 homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in 85123, along with details on where in 85123 and at what speeds.
Fiber Fast Homes Fiber in 85123, AZ
Fiber Fast Homes fiber coverage
About 96.60%, or 9,756 people, have Fiber Fast Homes fiber internet available to them in the zip. The company covers the entire 85123 area. Fiber Fast Homes is a small internet service provider internet service providers in the US, with internet service available in most of 85123.
Fiber Fast Homes fiber download speeds
Fiber Fast Homes is below average when comparing download speeds to all other internet providers in 85123. Versus other fiber providers in the area, Fiber Fast Homes fiber is one of the slowest. There are no different maximum speeds throughout 85123. The fastest plan anyone in 85123 can order from Fiber Fast Homes goes up to 1,000 Mbps, and all 85123 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Fiber Fast Homes fiber upload speeds
In 85123 download speeds tend to be equal to than upload speeds for Fiber Fast Homes fiber. Compared to other ISPs, Fiber Fast Homes is below average where upload speeds are concerned, and below average compared to other 85123 fiber providers. Fiber Fast Homes offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 85123 is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
AireBeam Fiber in 85123, AZ
AireBeam fiber coverage
About 96.09%, or 9,704 people, have AireBeam fiber internet available to them in the zip. The company covers the entire 85123 area. AireBeam is a large internet service provider internet service providers in the US, with internet service available in most of 85123.
AireBeam fiber download speeds
AireBeam is above average when comparing download speeds to all other internet providers in 85123. Versus other fiber providers in the area, AireBeam fiber is above average. There are no different maximum speeds throughout 85123. The fastest plan anyone in 85123 can order from AireBeam goes up to 5,000 Mbps, and all 85123 customers can get this speed.
Show all download speeds
- 100.0% up to 5,000.0 Mbps
AireBeam fiber upload speeds
In 85123 download speeds tend to be equal to than upload speeds for AireBeam fiber. Compared to other ISPs, AireBeam is above average where upload speeds are concerned, and above average compared to other 85123 fiber providers. AireBeam offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 85123 is up to 5,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 5,000.0 Mbps
Cox Communications Fiber in 85123, AZ
Cox fiber coverage
About 44.77%, or 4,521 people, have Cox fiber internet available to them in the zip. The company covers the southeast, northeast, and east 85123 area. Cox is one of the largest internet service providers internet service providers in the US, with internet service available in some of 85123.
Cox Communications fiber download speeds
Cox is below average when comparing download speeds to all other internet providers in 85123. Versus other fiber providers in the area, Cox fiber is one of the slowest. There are no different maximum speeds throughout 85123. The fastest plan anyone in 85123 can order from Cox goes up to 1,000 Mbps, and all 85123 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Cox Communications fiber upload speeds
In 85123 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 85123 fiber providers. Cox offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 85123 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 85123, AZ
Quantum Fiber fiber coverage
About 3.69%, or 373 people, have Quantum Fiber fiber internet available to them in the zip. The company covers the northeast and east 85123 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 85123.
Quantum Fiber fiber download speeds
Quantum Fiber is the fastest when comparing download speeds to all other internet providers in 85123. Versus other fiber providers in the area, Quantum Fiber fiber is the fastest. There are no different maximum speeds throughout 85123. The fastest plan anyone in 85123 can order from Quantum Fiber goes up to 8,000 Mbps, and all 85123 customers can get this speed.
Show all download speeds
- 100.0% up to 8,000.0 Mbps
Quantum Fiber fiber upload speeds
In 85123 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 85123 fiber providers. Quantum Fiber offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 85123 is up to 8,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 8,000.0 Mbps
85123 Fiber by Area
This information is most helpful to those looking for homes or considering moving to 85123 or any of the areas nearby.
How does fiber internet in 85123 compare to the rest of Arizona?
Fiber internet speeds in 85123 are much faster versus the average speeds in Arizona: 0.00 Mbps in Arizona versus 4,996 Mbps in the zip. The state has similar fiber availability compared to the zip. Average fiber coverage in Arizona is 0.00% versus 98.96% in 85123.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around 85123 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
- 85131, AZ: less fiber coverage, slower speeds
- 85193, AZ: less fiber coverage, slower speeds
- 85194, AZ: less fiber coverage, slower speeds
- 85623, AZ: less fiber coverage, slower speeds
- 85631, AZ: less fiber coverage, slower speeds
- 85543, AZ: less fiber coverage, faster speeds
- 85552, AZ: less fiber coverage, slower speeds
- 85546, AZ: less fiber coverage, slower speeds
- 85347, AZ: less fiber coverage, slower speeds
- 85352, AZ: less fiber coverage, slower speeds
Zip Codes with Similar Populations
- 24521, VA: less fiber coverage, slower speeds
- 75650, TX: less fiber coverage, slower speeds
- 66610, KS: less fiber coverage, slower speeds
- 17866, PA: less fiber coverage, faster speeds
- 28610, NC: less fiber coverage, slower speeds
- 19938, DE: less fiber coverage, slower speeds
- 12209, NY: less fiber coverage, slower speeds
- 11777, NY: less fiber coverage, faster speeds
- 11771, NY: more fiber coverage, faster speeds
- 10280, NY: less fiber coverage, slower speeds