In Suffolk County there are 2 residential Cable providers covering 96.40% of the county. The average home can get speeds up to 1,890 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 Cable internet providers in Suffolk County, MA.
To see availability maps for all providers including fiber, cable, DSL, and more in Suffolk County, MA please click below.
Suffolk County, MA Availability Maps
Cable Internet Service Providers in Suffolk County
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 Suffolk County are not shown.
Suffolk County 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 Suffolk County is cable internet available?
Cable Internet Availability Key
Cable is available in 96.40% of Suffolk County. Areas in green have cable internet service, where areas in yellow or red may not. The most widely available provider is XFINITY. Call one of the companies with service in Suffolk County above to see who has service at your home.
How fast is cable internet in Suffolk County?
The map below shows maximum cable internet speeds by area in Suffolk County.
Cable Internet Speed Key
The average Suffolk County home can get up to 1,890 Mbps on their cable internet plan. The fastest cable download speed in the county is 2,000 Mbps, which 80.97% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 9.51% of homes can only purchase plans up to 1,200 Mbps. See the internet provider details below for info about their speed and coverage in Suffolk County.
Cable internet speeds tend to be faster in the northwest parts of Suffolk County, and slower in the southeast areas of the county.
Is cable the fastest internet I can get in Suffolk County?
The fastest internet for you may vary based on where in Suffolk County you live. In general, fiber competes most often with cable in the county.
- Fiber is the fastest internet type for 8.23% of Suffolk County homes.
- Cable is fastest for 88.17% of the county.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for less than 1%.
- Satellite internet may be the only option for 3.60% of Suffolk County homes.
Cable Providers in Depth
Below you'll find which TV and internet providers offer service in Suffolk County, along with details on where in Suffolk County and at what speeds.
XFINITY from Comcast Cable in Suffolk County, MA
XFINITY cable coverage
About 96.38%, or 769,044 people, have XFINITY cable internet available to them in the county. The company covers the entire Suffolk County area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in most of Suffolk County.
XFINITY from Comcast cable download speeds
XFINITY is the fastest when comparing download speeds to all other internet providers in Suffolk County. Versus other cable providers in the area, XFINITY cable is the fastest. There are 2 different maximum speeds throughout Suffolk County. The fastest plan anyone in Suffolk County can order from XFINITY goes up to 2,000 Mbps, the slowest package only goes up to 1,200 Mbps, and the county-wide average maximum speed for Suffolk County customers is up to 1,872 Mbps.
Show all download speeds
- 84.0% up to 2,000.0 Mbps
- 16.0% up to 1,200.0 Mbps
XFINITY from Comcast cable upload speeds
In Suffolk County download speeds tend to be faster than than upload speeds for XFINITY cable. Compared to other ISPs, XFINITY is above average where upload speeds are concerned, and the fastest compared to other Suffolk County cable providers. XFINITY offers 3 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Suffolk County is up to 2,000 Mbps. Some customers have slower plan choices, which only go up to 35 Mbps. On average, XFINITY customers can get speeds up to 627 Mbps.
Show all upload speeds
- 23.5% up to 2,000.0 Mbps
- 60.5% up to 250.0 Mbps
- 16.0% up to 35.0 Mbps
Astound Broadband Cable in Suffolk County, MA
Astound Broadband cable coverage
About 52.70%, or 420,500 people, have Astound Broadband cable internet available to them in the county. The company covers the entire Suffolk County area. Astound Broadband is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Suffolk County.
Astound Broadband cable download speeds
Astound Broadband is above average when comparing download speeds to all other internet providers in Suffolk County. Versus other cable providers in the area, Astound Broadband cable is the slowest. There are no different maximum speeds throughout Suffolk County. The fastest plan anyone in Suffolk County can order from Astound Broadband goes up to 1,500 Mbps, and all Suffolk County customers can get this speed.
Show all download speeds
- 100.0% up to 1,500.0 Mbps
Astound Broadband cable upload speeds
In Suffolk County download speeds tend to be faster than than upload speeds for Astound Broadband cable. Compared to other ISPs, Astound Broadband is below average where upload speeds are concerned, and the slowest compared to other Suffolk County cable providers. Astound Broadband offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Suffolk County is up to 50 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 50.0 Mbps
Suffolk County Cable by Area
This information is most helpful to those looking for homes or considering moving to Suffolk County or any of the areas nearby.
How does cable internet in Suffolk County compare to the rest of Massachusetts?
Cable internet speeds in Suffolk County are much faster versus the average speeds in Massachusetts: 0.00 Mbps in Massachusetts versus 1,890 Mbps in the county. The state has similar cable availability compared to the county. Average cable coverage in Massachusetts is 0.00% versus 96.40% in Suffolk County.
What zip codes have cable internet?
Cable internet coverage varies by zip code and neighborhood. Some examples in or around Suffolk County are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does cable internet look like in other counties?
Below are counties nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Counties
- Norfolk County, MA: more cable coverage, slower speeds
- Middlesex County, MA: more cable coverage, slower speeds
- Worcester County, MA: more cable coverage, slower speeds
- Hampshire County, MA: less cable coverage, slower speeds
- Berkshire County, MA: less cable coverage, slower speeds
- Columbia County, NY: less cable coverage, slower speeds
- Greene County, NY: less cable coverage, slower speeds
- Delaware County, NY: less cable coverage, slower speeds
- Chenango County, NY: less cable coverage, slower speeds
- Tompkins County, NY: less cable coverage, slower speeds
Counties with Similar Populations
- Macomb County, MI: more cable coverage, slower speeds
- Lee County, FL: less cable coverage, slower speeds
- Worcester County, MA: more cable coverage, slower speeds
- Ventura County, CA: more cable coverage, slower speeds
- Snohomish County, WA: more cable coverage, faster speeds
- San Mateo County, CA: more cable coverage, slower speeds
- San Francisco County, CA: more cable coverage, slower speeds
- New Haven County, CT: more cable coverage, slower speeds
- Baltimore County, MD: more cable coverage, slower speeds
- Lake County, IL: more cable coverage, slower speeds