8 Best Internet Providers in Columbia, CA
Find internet availability by address in Columbia, CA
Jump to: Best Internet Provider | Availability Maps | Customer Reviews | Columbia ISP Report Card | Business Internet in Columbia
| Columbia ISP Report Card | D+ | |
| Download Speed for Most Households | 901 Mbps | |
| Number of Internet Service Providers | 8 | |
| Real Columbia Customer Ratings | 2 |
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.
Columbia has 8 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Cable, 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 Columbia.
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Columbia has 8 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Cable, 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 Columbia.
Compare Providers Ranked by Coverage, Speed, and Customer Ratings
XFINITY
Connection
Customer Rating
Cable
EarthLink
Connection
Customer Rating
DSL
Fixed Wireless
AT&T
Connection
Customer Rating
DSL
Fixed Wireless
Cal.net
Connection
Customer Rating
Fixed Wireless
Above are the top 4 providers in Columbia, CA 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 Columbia ratings may vary and are shown below.
Who is the Best Internet Provider in Columbia, CA?
T-Mobile Home Internet is the best internet provider in Columbia based on California 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 Columbia, making it a solid recommendation among providers with reviews. T-Mobile Home Internet is an option for 76.47% 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 Columbia, California, and customers throughout the country.
Top Rated Internet Providers in Columbia
Local, State, and National Ratings for all Columbia Internet Providers
| ISP / Tech Type | Columbia Overall | California Overall | National Overall | For Service | ||
|---|---|---|---|---|---|---|
| XFINITY | (2) | (193) | (2164) | View Plans | ||
| Cal.net | (0) | (3) | (3) | View Plans | ||
| T-Mobile Home Internet | (0) | (22) | (284) | View Plans | ||
| Verizon | (0) | (24) | (723) | View Plans | ||
| AT&T | (0) | (107) | (924) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Viasat | (0) | (1) | (11) | View Plans | ||
| EarthLink | (0) | (2) | (12) | View Plans | ||
| Sierra Nevada Communications | (0) | (0) | (0) | View Plans | ||
| Conifer Communications | (0) | (0) | (0) | View Plans |
Based on 353 reviews from California internet customers, T-Mobile Home Internet is the best internet service provider for Columbia residents. T-Mobile Home Internet was rated at an average of 4.00 out of 5 in our report for overall customer satisfaction. Cal.net wins for second-place in California, with 4.00 out of 5 stars and 96.5% coverage in Columbia.
At a national level, based on 4139 national reviews for any of the providers listed above, Cal.net is rated higher than any other provider, with a rating of 4.07 out of 5.
Which Providers are Available at my Home in Columbia?
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 Columbia?
According to unbiased feedback from real internet customers in the city, they reported being happiest with speeds provided by Verizon. On the other hand, based on data provided by the internet providers to the FCC, XFINITY from Comcast 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 Columbia
| ISP / Tech Type | Max Advertised Speed | ||
|---|---|---|---|
| XFINITY from Comcast | 1,200 Mbps | ||
| Verizon | 300 Mbps | ||
| T-Mobile Home Internet | 100 Mbps | ||
| Conifer Communications | 100 Mbps | ||
| Cal.net | 100 Mbps | ||
| Viasat | 100 Mbps | ||
| Sierra Nevada Communications | 30 Mbps | ||
| AT&T | 25 Mbps | ||
| EarthLink | 25 Mbps | ||
| HughesNet | 25 Mbps |
Customer Ratings for Internet Provider Speeds in Columbia
| ISP / Tech Type | Columbia Speed | California Speed | National Speed | For Service | ||
|---|---|---|---|---|---|---|
| XFINITY | (2) | (193) | (2164) | View Plans | ||
| Verizon | (0) | (24) | (723) | View Plans | ||
| T-Mobile Home Internet | (0) | (22) | (284) | View Plans | ||
| Cal.net | (0) | (3) | (3) | View Plans | ||
| AT&T | (0) | (107) | (924) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Viasat | (0) | (1) | (11) | View Plans | ||
| EarthLink | (0) | (2) | (12) | View Plans | ||
| Sierra Nevada Communications | (0) | (0) | (0) | View Plans | ||
| Conifer Communications | (0) | (0) | (0) | View Plans |
Based on data reported by Columbia ISPs to the FCC, the fastest speeds in the city are available through XFINITY from Comcast. The company offers speeds up to 1,200 Mbps in Columbia. Therefore, the average customer can get up to 1,200 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 Verizon. This indicates Verizon reliably delivers speeds expected by the customer based on the plan they are paying for.
Who is the Cheapest Internet Provider in Columbia?
California customers rate Cal.net 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.
Cal.net received a local rating of 4.33 out of 5, which is about average for the average across all internet providers in the country. T-Mobile Home Internet is rated in second place for affordability by the company’s Columbia customers with an average price rating of 4.18 out of 5.
The chart and graph below show how customers in Columbia, California, and the United States rated the affordability of their internet service.
Rated Affordability in Columbia
| ISP / Tech Type | Columbia Affordability | California Affordability | National Affordability | For Service | ||
|---|---|---|---|---|---|---|
| XFINITY | (2) | (193) | (2164) | View Plans | ||
| Cal.net | (0) | (3) | (3) | View Plans | ||
| T-Mobile Home Internet | (0) | (22) | (284) | View Plans | ||
| Verizon | (0) | (24) | (723) | View Plans | ||
| AT&T | (0) | (107) | (924) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Viasat | (0) | (1) | (11) | View Plans | ||
| EarthLink | (0) | (2) | (12) | View Plans | ||
| Sierra Nevada Communications | (0) | (0) | (0) | View Plans | ||
| Conifer Communications | (0) | (0) | (0) | View Plans |
Columbia 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 Columbia below, including the metrics used and how Columbia compares to the rest of California and nation.
| Metric
(hover for details)
|
Columbia | California | USA | ||
|---|---|---|---|---|---|
| Fiber Availability Percent The percentage of households in Columbia that have a Fiber internet connection available to their home. | 0.00% | 56.12% | 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. | 901 Mbps | 3,631 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 Columbia. | 5.2 | 7.4 | 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. | 2.3 | 3.0 | 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. | 23% | 15% | 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. | 93% | 96% | 95% | ||
| Households with InternetA higher percentage of households with internet indicates a higher need for usage and connectivity in people’s daily lives. | 87% | 93% | 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. | 57% | 78% | 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. | 59% | 79% | 76% |
Our demographic data is sourced from the latest 5-year release of the American Community Survey by the US Census Bureau.
Columbia ISP Report Card & Digital Connectivity Index
The ISP Report Card in Columbia is D+, which is worse than other cities. The local demand for broadband internet connectivity in Columbia is high with a score of 45 / 100 in our Digital Connectivity Index. This means that internet service providers operating in Columbia have done a average job meeting the needs of its residents.
The Columbia 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.
87% of Columbia households have an internet connection despite having 96.48% availability. 57% of households have fiber, cable, or DSL, 21% have satellite, 0% are still on dial-up, and 2% 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 57% of households have a broadband connection such as fiber, cable or DSL available to their home, 59% subscribe to it. A low number of Columbia 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 Columbia?
- ISP Report Card: C-
- Digital Connectivity Index: 48 / 100
- ISP Report Card: D+
- Digital Connectivity Index: 62 / 100
- ISP Report Card: D-
- Digital Connectivity Index: 34 / 100
- ISP Report Card: C-
- Digital Connectivity Index: 35 / 100
- ISP Report Card: C-
- Digital Connectivity Index: 43 / 100
- ISP Report Card: C-
- Digital Connectivity Index: 34 / 100
- ISP Report Card: D+
- Digital Connectivity Index: 37 / 100
- ISP Report Card: D+
- Digital Connectivity Index: 76 / 100
- ISP Report Card: D+
- Digital Connectivity Index: 22 / 100
How Much Speed does a Columbia Household Need?
Higher speed is typically preferred, but that comes at a higher price. The average size of a household in Columbia is 2.3, which is smaller than the California average of 3.0 and smaller than the national average of 2.7. Columbia's average household income is $73,995 which is lower than the California average of $108,618 and about average for 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.
Columbia also has 17% of its population enrolled in school between the 6th grade and college level, this is lower than the California average of 17%. Additionally, 23% of residents work from home, which is higher than the 15% of residents in California who work from home. This and other factors you can see above show us that the community of Columbia has an average need for internet connectivity and speeds.
Compared to the rest of the country, Columbia households are about average when it comes to technological engagement. 93% of households have some sort of computing device, 76% have desktops or laptops in the home, and 89% have smartphones. To see what speeds you are currently getting, please visit our internet speed test tool.
Which Fiber Internet Providers are Available in Columbia?
According to the most recently submitted data by internet service providers to the FCC, there are currently no fiber providers available in Columbia, CA.
Which Cable Internet Providers are Available in Columbia?
XFINITY Cable in Columbia, CA
XFINITY from Comcast offers Cable service to 66.0% of Columbia homes. Across the city, XFINITY Cable is the only type of service available from the company, with speeds up to 1,200 Mbps
Which DSL Internet Providers are Available in Columbia?
EarthLink DSL in Columbia, CA
EarthLink offers DSL service to 24.1% of Columbia homes. Across the city, EarthLink DSL has speeds up to 10 Mbps
AT&T DSL in Columbia, CA
AT&T offers DSL service to 24.1% of Columbia homes. Across the city, AT&T DSL has speeds up to 10 Mbps
Which Fixed Wireless and LTE Internet Providers are Available in Columbia?
Cal.net Fixed Wireless in Columbia, CA
Cal.net offers Fixed Wireless service to 96.5% of Columbia homes. Across the city, Cal.net Fixed Wireless is the only type of service available from the company, with speeds up to 100 Mbps
Conifer Communications Fixed Wireless in Columbia, CA
Conifer Communications offers Fixed Wireless service to 91.8% of Columbia homes. Across the city, Conifer Communications Fixed Wireless is the only type of service available from the company, with speeds up to 100 Mbps
Verizon Fixed Wireless in Columbia, CA
Verizon offers Fixed Wireless service to 80.2% of Columbia homes. Across the city, Verizon Fixed Wireless is the only type of service available from the company, with speeds up to 300 Mbps
T-Mobile Home Internet Fixed Wireless in Columbia, CA
T-Mobile Home Internet offers Fixed Wireless service to 76.5% of Columbia homes. Across the city, T-Mobile Home Internet Fixed Wireless is the only type of service available from the company, with speeds up to 42 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 6.8 Mbps throughout the city.
Sierra Nevada Communications Fixed Wireless in Columbia, CA
Sierra Nevada Communications offers Fixed Wireless service to 21.7% of Columbia homes. Across the city, Sierra Nevada Communications Fixed Wireless is the only type of service available from the company, with speeds up to 30 Mbps
EarthLink Fixed Wireless in Columbia, CA
EarthLink offers Fixed Wireless service to 8.5% of Columbia homes. Across the city, EarthLink Fixed Wireless has speeds up to 25 Mbps
AT&T Fixed Wireless in Columbia, CA
AT&T offers Fixed Wireless service to 8.5% of Columbia homes. Across the city, AT&T Fixed Wireless has speeds up to 25 Mbps
Which ISP Should You Choose in Columbia?
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 Columbia is T-Mobile Home Internet.
- The fastest internet provider should be XFINITY from Comcast. Considering speed for the money and reliability in speeds, Verizon may be a better choice based on real-world local customer feedback.
- The most affordable internet provider in Columbia is Cal.net.
- Viasat, HughesNet, and Cal.net has the broadest coverage in Columbia, 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 Columbia compare to other cities with a similar population?
To see how Columbia 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 Columbia's D+ ISP Report Card and 45 / 100 Digital Connectivity Index.
- ISP Report Card: A-
- Digital Connectivity Index: 32 / 100
- ISP Report Card: D+
- Digital Connectivity Index: 75 / 100
- ISP Report Card: D
- Digital Connectivity Index: 29 / 100
- ISP Report Card: B
- Digital Connectivity Index: 42 / 100
- ISP Report Card: A
- Digital Connectivity Index: 47 / 100
- ISP Report Card: D+
- Digital Connectivity Index: 36 / 100
- ISP Report Card: C-
- Digital Connectivity Index: 66 / 100
- ISP Report Card: B+
- Digital Connectivity Index: 34 / 100
- ISP Report Card: B-
- Digital Connectivity Index: 40 / 100
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