In 84121 there are 6 residential Fiber providers covering 81.65% of the zip. The average home can get speeds up to 5,997 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 84121, UT.
To see availability maps for all providers including fiber, cable, DSL, and more in 84121, UT please click below.
Fiber Internet Service Providers in 84121
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 84121 are not shown.
84121 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 84121 is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 81.65% of 84121. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Utopia. Call one of the companies with service in 84121 above to see who has service at your home.
How fast is fiber internet in 84121?
The map below shows maximum fiber internet speeds by area in 84121.
Fiber Internet Speed Key
The average 84121 home can get up to 5,997 Mbps on their fiber internet plan. The fastest fiber download speed in the zip is 10,000 Mbps, which 28.78% 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 940 Mbps. See the internet provider details below for info about their speed and coverage in 84121.
Fiber internet speeds tend to be faster in the northwest parts of 84121, and slower in the northeast areas of the zip.
Is fiber the fastest internet I can get in 84121?
The fastest internet for you may vary based on where in 84121 you live. In general, cable competes most often with fiber in the zip.
- Fiber is the fastest internet type for 81.26% of 84121 homes.
- Cable is fastest for 18.41% 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 84121 homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in 84121, along with details on where in 84121 and at what speeds.
Quantum Fiber Fiber in 84121, UT
Quantum Fiber fiber coverage
About 64.72%, or 26,905 people, have Quantum Fiber fiber internet available to them in the zip. The company covers the northwest, south, central, west, north, southeast, southwest, and east 84121 area. Quantum Fiber is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of 84121.
Quantum Fiber fiber download speeds
Quantum Fiber is above average when comparing download speeds to all other internet providers in 84121. Versus other fiber providers in the area, Quantum Fiber fiber is below average. There are 5 different maximum speeds throughout 84121. The fastest plan anyone in 84121 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 84121 customers is up to 3,629 Mbps.
Show all download speeds
- 24.3% up to 8,000.0 Mbps
- 18.2% up to 3,000.0 Mbps
- 56.3% up to 2,000.0 Mbps
- 0.1% up to 1,000.0 Mbps
- 1.0% up to 940.0 Mbps
Quantum Fiber fiber upload speeds
In 84121 download speeds tend to be faster than than upload speeds for Quantum Fiber fiber. Compared to other ISPs, Quantum Fiber is above average where upload speeds are concerned, and below average compared to other 84121 fiber providers. Quantum Fiber 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 84121 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 3,066 Mbps.
Show all upload speeds
- 24.3% up to 8,000.0 Mbps
- 18.2% up to 3,000.0 Mbps
- 56.4% up to 1,000.0 Mbps
- 1.0% up to 940.0 Mbps
SenaWave Fiber in 84121, UT
SenaWave fiber coverage
About 45.53%, or 18,927 people, have SenaWave fiber internet available to them in the zip. The company covers the northwest, west, south, central, southeast, east, and northeast 84121 area. SenaWave is a large internet service provider internet service providers in the US, with internet service available in some of 84121.
SenaWave fiber download speeds
SenaWave is above average when comparing download speeds to all other internet providers in 84121. Versus other fiber providers in the area, SenaWave fiber is below average. There are 3 different maximum speeds throughout 84121. The fastest plan anyone in 84121 can order from SenaWave goes up to 2,500 Mbps, the slowest package only goes up to 1,000 Mbps, and the zip-wide average maximum speed for 84121 customers is up to 2,275 Mbps.
Show all download speeds
- 58.4% up to 2,500.0 Mbps
- 39.9% up to 2,000.0 Mbps
- 1.7% up to 1,000.0 Mbps
SenaWave fiber upload speeds
In 84121 download speeds tend to be faster than than upload speeds for SenaWave fiber. Compared to other ISPs, SenaWave is above average where upload speeds are concerned, and below average compared to other 84121 fiber providers. SenaWave 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 84121 is up to 2,500 Mbps. Some customers have slower plan choices, which only go up to 500 Mbps. On average, SenaWave customers can get speeds up to 1,872 Mbps.
Show all upload speeds
- 58.4% up to 2,500.0 Mbps
- 40.8% up to 1,000.0 Mbps
- 0.8% up to 500.0 Mbps
Utopia Fiber Fiber in 84121, UT
Utopia fiber coverage
About 28.78%, or 11,965 people, have Utopia fiber internet available to them in the zip. The company covers the northwest, west, south, and central 84121 area. Utopia is a large internet service provider internet service providers in the US, with internet service available in a small portion of 84121.
Utopia Fiber fiber download speeds
Utopia is the fastest when comparing download speeds to all other internet providers in 84121. Versus other fiber providers in the area, Utopia fiber is the fastest. There are no different maximum speeds throughout 84121. The fastest plan anyone in 84121 can order from Utopia goes up to 10,000 Mbps, and all 84121 customers can get this speed.
Show all download speeds
- 100.0% up to 10,000.0 Mbps
Utopia Fiber fiber upload speeds
In 84121 download speeds tend to be equal to than upload speeds for Utopia fiber. Compared to other ISPs, Utopia is the fastest where upload speeds are concerned, and the fastest compared to other 84121 fiber providers. Utopia offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 84121 is up to 10,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 10,000.0 Mbps
Beehive Broadband Fiber in 84121, UT
Beehive Broadband fiber coverage
About 23.98%, or 9,967 people, have Beehive Broadband fiber internet available to them in the zip. The company covers the northwest, west, and north 84121 area. Beehive Broadband is a large internet service provider internet service providers in the US, with internet service available in a small portion of 84121.
Beehive Broadband fiber download speeds
Beehive Broadband is below average when comparing download speeds to all other internet providers in 84121. Versus other fiber providers in the area, Beehive Broadband fiber is one of the slowest. There are no different maximum speeds throughout 84121. The fastest plan anyone in 84121 can order from Beehive Broadband goes up to 1,000 Mbps, and all 84121 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Beehive Broadband fiber upload speeds
In 84121 download speeds tend to be equal to than upload speeds for Beehive Broadband fiber. Compared to other ISPs, Beehive Broadband is below average where upload speeds are concerned, and below average compared to other 84121 fiber providers. Beehive Broadband offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 84121 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 84121, UT
Centurylink fiber coverage
About 23.67%, or 9,839 people, have Centurylink fiber internet available to them in the zip. The company covers the south, central, west, southeast, north, northwest, and east 84121 area. Centurylink is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of 84121.
Centurylink fiber download speeds
Centurylink is above average when comparing download speeds to all other internet providers in 84121. Versus other fiber providers in the area, Centurylink fiber is below average. There are 5 different maximum speeds throughout 84121. The fastest plan anyone in 84121 can order from Centurylink goes up to 8,000 Mbps, the slowest package only goes up to 100 Mbps, and the zip-wide average maximum speed for 84121 customers is up to 1,911 Mbps.
Show all download speeds
- 14.0% up to 8,000.0 Mbps
- 35.9% up to 1,000.0 Mbps
- 45.7% up to 940.0 Mbps
- 1.6% up to 200.0 Mbps
- 2.8% up to 100.0 Mbps
Centurylink fiber upload speeds
In 84121 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 below average compared to other 84121 fiber providers. Centurylink offers 6 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 84121 is up to 8,000 Mbps. Some customers have slower plan choices, which only go up to 50 Mbps. On average, Centurylink customers can get speeds up to 1,830 Mbps.
Show all upload speeds
- 14.0% up to 8,000.0 Mbps
- 35.9% up to 1,000.0 Mbps
- 34.8% up to 940.0 Mbps
- 12.5% up to 200.0 Mbps
- 2.2% up to 100.0 Mbps
- 0.6% up to 50.0 Mbps
Google Fiber Fiber in 84121, UT
Google Fiber fiber coverage
About 4.67%, or 1,942 people, have Google Fiber fiber internet available to them in the zip. The company covers the north, northwest, and south 84121 area. Google 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 84121.
Google Fiber fiber download speeds
Google Fiber is above average when comparing download speeds to all other internet providers in 84121. Versus other fiber providers in the area, Google Fiber fiber is above average. There are no different maximum speeds throughout 84121. The fastest plan anyone in 84121 can order from Google Fiber goes up to 8,000 Mbps, and all 84121 customers can get this speed.
Show all download speeds
- 100.0% up to 8,000.0 Mbps
Google Fiber fiber upload speeds
In 84121 download speeds tend to be equal to than upload speeds for Google Fiber fiber. Compared to other ISPs, Google Fiber is above average where upload speeds are concerned, and above average compared to other 84121 fiber providers. Google Fiber offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 84121 is up to 8,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 8,000.0 Mbps
84121 Fiber by Area
This information is most helpful to those looking for homes or considering moving to 84121 or any of the areas nearby.
How does fiber internet in 84121 compare to the rest of Utah?
Fiber internet speeds in 84121 are much faster versus the average speeds in Utah: 0.00 Mbps in Utah versus 5,997 Mbps in the zip. The state has similar fiber availability compared to the zip. Average fiber coverage in Utah is 0.00% versus 81.65% in 84121.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around 84121 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
- 84093, UT: more fiber coverage, faster speeds
- 84117, UT: more fiber coverage, faster speeds
- 84047, UT: more fiber coverage, faster speeds
- 84124, UT: more fiber coverage, faster speeds
- 84107, UT: more fiber coverage, faster speeds
- 84094, UT: more fiber coverage, faster speeds
- 84070, UT: more fiber coverage, faster speeds
- 84092, UT: more fiber coverage, faster speeds
- 84109, UT: more fiber coverage, faster speeds
- 84123, UT: more fiber coverage, faster speeds
Zip Codes with Similar Populations
- 85226, AZ: less fiber coverage, slower speeds
- 46514, IN: more fiber coverage, faster speeds
- 47401, IN: more fiber coverage, faster speeds
- 47905, IN: more fiber coverage, slower speeds
- 48183, MI: less fiber coverage, slower speeds
- 49442, MI: less fiber coverage, faster speeds
- 49508, MI: more fiber coverage, slower speeds
- 52402, IA: less fiber coverage, slower speeds
- 60660, IL: less fiber coverage, slower speeds
- 83704, ID: less fiber coverage, slower speeds