7 Best Internet Providers in Castner Falls, MT
Find internet availability by address in Castner Falls, MT
Jump to: Best Internet Provider | Availability Maps | Customer Reviews | Castner Falls ISP Report Card | Business Internet in Castner Falls
| Castner Falls ISP Report Card | D | |
| Download Speed for Most Households | 346 Mbps | |
| Number of Internet Service Providers | 7 | |
| Real Castner Falls Customer Ratings | 0 |
This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.
This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.
Castner Falls has 7 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber, Fixed Wireless, and DSL internet are available in the city. Reviews are grouped by provider and the type of service they offer, covering all 3 available internet technologies in Castner Falls.
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Castner Falls has 7 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber, Fixed Wireless, and DSL internet are available in the city. Reviews are grouped by provider and the type of service they offer, covering all 3 available internet technologies in Castner Falls.
Compare Providers Ranked by Coverage, Speed, and Customer Ratings
3 Rivers
Connection
Customer Rating
Fiber
Centurylink
Connection
Customer Rating
DSL
KDS Networks
Connection
Customer Rating
Fixed Wireless
Montana Internet
Connection
Customer Rating
Fixed Wireless
Above are the top 4 providers in Castner Falls, MT for most people based on high speed internet coverage, speeds, and customer reviews. Click below to see all providers in your city.
Speed and technology may vary by address for all providers. Please note we may have a financial relationship with some of the providers above, which does not impact the customer ratings displayed. Customer ratings listed above are national ratings, local Castner Falls ratings may vary and are shown below.
Who is the Best Internet Provider in Castner Falls, MT?
T-Mobile Home Internet is the best internet provider in Castner Falls based on Montana customer satisfaction ratings and reviews. Based on our extensive and unbiased survey, T-Mobile Home Internet had the best reviews at the local, state, and national levels versus all available providers in Castner Falls, making it a solid recommendation among providers with reviews. T-Mobile Home Internet is an option for 47.42% of the city.
Click here to get T-Mobile Home Internet
or call 1-833-601-2935
The chart and table below show average customer ratings from customers in Castner Falls, Montana, and customers throughout the country.
Top Rated Internet Providers in Castner Falls
Local, State, and National Ratings for all Castner Falls Internet Providers
| ISP / Tech Type | Castner Falls Overall | Montana Overall | National Overall | For Service | ||
|---|---|---|---|---|---|---|
| T-Mobile Home Internet | (0) | (1) | (284) | View Plans | ||
| 3 Rivers | (0) | (2) | (2) | View Plans | ||
| Centurylink | (0) | (3) | (163) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Verizon | (0) | (0) | (723) | View Plans | ||
| Viasat | (0) | (0) | (11) | View Plans | ||
| Softworx Incorporated | (0) | (0) | (0) | View Plans | ||
| Montana Internet | (0) | (0) | (0) | View Plans | ||
| KDS Networks | (0) | (0) | (0) | View Plans |
Based on 7 reviews from Montana internet customers, T-Mobile Home Internet is the best internet service provider for Castner Falls residents. T-Mobile Home Internet was rated at an average of 4.00 out of 5 in our report for overall customer satisfaction. 3 Rivers Communications wins for second-place in Montana, with 3.00 out of 5 stars and 28.6% coverage in Castner Falls.
At a national level, based on 1201 national reviews for any of the providers listed above, 3 Rivers Communications is rated higher than any other provider, with a rating of 3.00 out of 5.
Which Providers are Available at my Home in Castner Falls?
a different provider.

Internet Availability Key
Speeds and coverage vary within the city, and sometimes even from block to block. The map shows speeds per provider and where each provider is available.
Who is the Fastest Internet Provider in Castner Falls?
According to unbiased feedback from real internet customers in the city, they reported being happiest with speeds provided by T-Mobile Home Internet. On the other hand, based on data provided by the internet providers to the FCC, 3 Rivers Communications should have faster speeds at a local level. While we typically put more weight on real-world customer ratings, we display both satisfaction and technical maximum information for customers to decide for themselves.
Data Reported to FCC by ISPs: Average Maximum Available in Castner Falls
| ISP / Tech Type | Max Advertised Speed | ||
|---|---|---|---|
| 3 Rivers Communications | 1,000 Mbps | ||
| Verizon | 300 Mbps | ||
| T-Mobile Home Internet | 100 Mbps | ||
| Viasat | 100 Mbps | ||
| KDS Networks | 45 Mbps | ||
| Centurylink | 40 Mbps | ||
| HughesNet | 25 Mbps | ||
| Softworx Incorporated | 10 Mbps | ||
| Montana Internet | 10 Mbps |
Customer Ratings for Internet Provider Speeds in Castner Falls
| ISP / Tech Type | Castner Falls Speed | Montana Speed | National Speed | For Service | ||
|---|---|---|---|---|---|---|
| T-Mobile Home Internet | (0) | (1) | (284) | View Plans | ||
| 3 Rivers | (0) | (2) | (2) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Centurylink | (0) | (3) | (163) | View Plans | ||
| Verizon | (0) | (0) | (723) | View Plans | ||
| Viasat | (0) | (0) | (11) | View Plans | ||
| Softworx Incorporated | (0) | (0) | (0) | View Plans | ||
| Montana Internet | (0) | (0) | (0) | View Plans | ||
| KDS Networks | (0) | (0) | (0) | View Plans |
Based on data reported by Castner Falls ISPs to the FCC, the fastest speeds in the city are available through 3 Rivers Communications. The company offers speeds up to 1,000 Mbps in Castner Falls. Therefore, the average customer can get up to 1,000 Mbps if they're willing to purchase the fastest subscription tier available at their homes.
Additionally, actual customers in the city rated their satisfaction with internet speed highest with T-Mobile Home Internet. This indicates T-Mobile Home Internet reliably delivers speeds expected by the customer based on the plan they are paying for.
Who is the Cheapest Internet Provider in Castner Falls?
Montana customers rate T-Mobile Home Internet as the cheapest internet service provider in state. Data comes from customers in the state rating their satisfaction with pricing. This feedback is valuable because it considers price changes and whether the speeds paid for are worth it.
T-Mobile Home Internet received a local rating of 5.00 out of 5, which is higher than the average across all internet providers in the country. Centurylink is rated in second place for affordability by the company’s Castner Falls customers with an average price rating of 3.33 out of 5.
The chart and graph below show how customers in Castner Falls, Montana, and the United States rated the affordability of their internet service.
Rated Affordability in Castner Falls
| ISP / Tech Type | Castner Falls Affordability | Montana Affordability | National Affordability | For Service | ||
|---|---|---|---|---|---|---|
| T-Mobile Home Internet | (0) | (1) | (284) | View Plans | ||
| Centurylink | (0) | (3) | (163) | View Plans | ||
| 3 Rivers | (0) | (2) | (2) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Verizon | (0) | (0) | (723) | View Plans | ||
| Viasat | (0) | (0) | (11) | View Plans | ||
| Softworx Incorporated | (0) | (0) | (0) | View Plans | ||
| Montana Internet | (0) | (0) | (0) | View Plans | ||
| KDS Networks | (0) | (0) | (0) | View Plans |
Castner Falls Internet Health Assessment
ISP Reports evaluates the technological infrastructure across the United States. This includes assessing a grade for ISP providers and infrastructure in the city and setting an index number for the digital connectivity of its residents. You can view the ISP Report Card and the Digital Connectivity Index for Castner Falls below, including the metrics used and how Castner Falls compares to the rest of Montana and nation.
| Metric
(hover for details)
|
Castner Falls | Montana | USA | ||
|---|---|---|---|---|---|
| Fiber Availability Percent The percentage of households in Castner Falls that have a Fiber internet connection available to their home. | 28.64% | 43.41% | 67.25% | ||
| Average Download SpeedThe maximum download speed most households can get on average. This is measured by availability in a block group and weighted by the population in that area. | 346 Mbps | 1,506 Mbps | 3,293 Mbps | ||
| Provider CountThe number of providers available for most people. This is a weighted average by block rather than a total for Castner Falls. | 2.6 | 5.7 | 6.8 |
| Average Household SizeA larger household size in a city indicates that there will be a greater need for bandwidth due to simultaneous usage, multiple devices, and network congestion. | 2.5 | 2.4 | 2.7 | ||
| Work From Home PercentA higher percent of the population working from home indicates bandwidth requirements being more widely needed rather than consolidated to commercial portions of the city. | 14% | 12% | 14% | ||
| Households with DevicesA higher percentage of households with computing devices in the home indicates a higher level of infrastructure needed to support those households. | 82% | 94% | 95% | ||
| Households with InternetA higher percentage of households with internet indicates a higher need for usage and connectivity in people’s daily lives. | 79% | 89% | 90% | ||
| Households with BroadbandA higher percentage of households with a broadband connection (defined as speeds above 25 Mbps) indicates heavier usage needs within these households. | 46% | 68% | 75% | ||
| Broadband Usage vs. AvailabilityThis measures what percentage of households who have a broadband connection to their home actually have an active subscription to that service. | 49% | 70% | 76% |
Our demographic data is sourced from the latest 5-year release of the American Community Survey by the US Census Bureau.
Castner Falls ISP Report Card & Digital Connectivity Index
The ISP Report Card in Castner Falls is D, which is worse than other cities. The local demand for broadband internet connectivity in Castner Falls is high with a score of 31 / 100 in our Digital Connectivity Index. This means that internet service providers operating in Castner Falls have done a poor job meeting the needs of its residents.
The Castner Falls ISP Report Card evaluates the city on availability and speed metrics compared to other cities in the United States. ISP Infrastructure can vary greatly and on its own isn’t a perfect measure of what a city needs. Please see our ISP Report Card along with the Digital Connectivity Index above to evaluate how well the connectivity demand is met by the existing infrastructure.
79% of Castner Falls households have an internet connection despite having 100.00% availability. 46% of households have fiber, cable, or DSL, 16% have satellite, 1% are still on dial-up, and 4% of households have internet but don’t pay for a subscription because it’s subsidized by the Affordable Connectivity Program.
As you can see in the table above, while 46% of households have a broadband connection such as fiber, cable or DSL available to their home, 49% subscribe to it. A low number of Castner Falls residents are taking advantage of the available internet infrastructure.
For more details, please visit our ISP Report Card and Digital Connectivity Index pages.
How do Neighboring Cities Compare to Castner Falls?
- ISP Report Card: D
- Digital Connectivity Index: 36 / 100
- ISP Report Card: C+
- Digital Connectivity Index: 47 / 100
- ISP Report Card: C
- Digital Connectivity Index: 65 / 100
- ISP Report Card: B+
- Digital Connectivity Index: 39 / 100
- ISP Report Card: B-
- Digital Connectivity Index: 57 / 100
- ISP Report Card: C+
- Digital Connectivity Index: 32 / 100
- ISP Report Card: C
- Digital Connectivity Index: 27 / 100
- ISP Report Card: D-
- Digital Connectivity Index: 32 / 100
- ISP Report Card: B
- Digital Connectivity Index: 47 / 100
How Much Speed does a Castner Falls Household Need?
Higher speed is typically preferred, but that comes at a higher price. The average size of a household in Castner Falls is 2.5, which is larger than the Montana average of 2.4 and smaller than the national average of 2.7. Castner Falls's average household income is $85,418 which is much higher than the Montana average of $74,612 and higher than the national average of $90,606. Homes with fewer people living in them and with higher incomes tend to indicate a fairly average device usage pattern.
Castner Falls also has 11% of its population enrolled in school between the 6th grade and college level, this is lower than the Montana average of 14%. Additionally, 14% of residents work from home, which is higher than the 12% of residents in Montana who work from home. This and other factors you can see above show us that the community of Castner Falls has a very low need for internet connectivity and speeds.
Compared to the rest of the country, Castner Falls households are much more technology-disengaged. 82% of households have some sort of computing device, 76% have desktops or laptops in the home, and 79% have smartphones. To see what speeds you are currently getting, please visit our internet speed test tool.
Which Fiber Internet Providers are Available in Castner Falls?
3 Rivers Fiber in Castner Falls, MT
3 Rivers Communications offers Fiber service to 28.6% of Castner Falls homes. Across the city, 3 Rivers Fiber is the only type of service available from the company, with speeds up to 1,000 Mbps
Which Cable Internet Providers are Available in Castner Falls?
According to the most recently submitted data by internet service providers to the FCC, there are currently no cable providers available in Castner Falls, MT.
Which DSL Internet Providers are Available in Castner Falls?
Centurylink DSL in Castner Falls, MT
Centurylink offers DSL service to 14.1% of Castner Falls homes. Across the city, Centurylink DSL is the only type of service available from the company, with speeds up to 20 Mbps, with speeds from 10 Mpbs up to 40 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 3.0, with an average of 1.7 Mbps throughout the city.
Which Fixed Wireless and LTE Internet Providers are Available in Castner Falls?
KDS Networks Fixed Wireless in Castner Falls, MT
KDS Networks offers Fixed Wireless service to 94.8% of Castner Falls homes. Across the city, KDS Networks Fixed Wireless is the only type of service available from the company, with speeds up to 45 Mbps
Montana Internet Fixed Wireless in Castner Falls, MT
Montana Internet offers Fixed Wireless service to 48.8% of Castner Falls homes. Across the city, Montana Internet Fixed Wireless is the only type of service available from the company, with speeds up to 10 Mbps
T-Mobile Home Internet Fixed Wireless in Castner Falls, MT
T-Mobile Home Internet offers Fixed Wireless service to 47.4% of Castner Falls homes. Across the city, T-Mobile Home Internet Fixed Wireless is the only type of service available from the company, with speeds up to 47 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 8.0 Mbps throughout the city.
Softworx Incorporated Fixed Wireless in Castner Falls, MT
Softworx Incorporated offers Fixed Wireless service to 18.8% of Castner Falls homes. Across the city, Softworx Incorporated Fixed Wireless is the only type of service available from the company, with speeds up to 10 Mbps
Verizon Fixed Wireless in Castner Falls, MT
Verizon offers Fixed Wireless service to 10.3% of Castner Falls homes. Across the city, Verizon Fixed Wireless is the only type of service available from the company, with speeds up to 300 Mbps
Which ISP Should You Choose in Castner Falls?
The right ISP for you depends upon your needs, but in general we can make the following suggestions:
- The best all-around internet service provider in Castner Falls is T-Mobile Home Internet.
- The fastest internet provider should be 3 Rivers Communications. Considering speed for the money and reliability in speeds, T-Mobile Home Internet may be a better choice based on real-world local customer feedback.
- The most affordable internet provider in Castner Falls is T-Mobile Home Internet.
- Viasat, KDS Networks, and HughesNet has the broadest coverage in Castner Falls, and is most likely to cover your home. To find out exactly what's available at your home, please use our address search tool.
How does Castner Falls compare to other cities with a similar population?
To see how Castner Falls stacks up on the national level, it's useful to look at some other cities with similarly sized populations. Below you can see a list of these cities and how they compare to Castner Falls's D ISP Report Card and 31 / 100 Digital Connectivity Index.
- ISP Report Card: C-
- Digital Connectivity Index: 25 / 100
- ISP Report Card: D+
- Digital Connectivity Index: 7 / 100
- ISP Report Card: C-
- Digital Connectivity Index: 27 / 100
- ISP Report Card: D+
- Digital Connectivity Index: 35 / 100
- ISP Report Card: B-
- Digital Connectivity Index: 32 / 100
- ISP Report Card: D+
- Digital Connectivity Index: 32 / 100
- ISP Report Card: D-
- Digital Connectivity Index: 17 / 100
- ISP Report Card: C
- Digital Connectivity Index: 90 / 100
- ISP Report Card: B
- Digital Connectivity Index: 46 / 100
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