Xfinity internet in Waltham, MA
Xfinity reports service to nearly all of residential locations in Waltham, Massachusetts, which ranks it #1 of 5 providers with meaningful coverage and makes it the provider reaching the most locations. Xfinity is Comcast's cable internet service, one of the largest in the country. It is widely available in cities and suburbs, and often bundles internet with TV and mobile service.
How Xfinity compares in Waltham
| # | Provider | Technology (varies by address) | Locations covered |
|---|---|---|---|
| 1 | Xfinity | Cable | 99%+ |
| 2 | Astound Broadband | Fiber, Cable | 91% |
| 3 | Verizon | Fiber, Fixed wireless | 89% |
| 4 | AT&T | Fiber, DSL, Fixed wireless | 60% |
| 5 | T-Mobile Home Internet | Fixed wireless | 58% |
Share of residential locations in Waltham where each provider reports service (FCC National Broadband Map, data as of December 31, 2025). See all providers in Waltham.
Xfinity vs other providers
What technologies are available in Waltham?
Fiber is widely available: about 81% of locations in Waltham can get it. Gigabit-class service (1,000 Mbps down) is reported for about 96% of locations. Fixed wireless home internet is reported for about 70% of locations.
FCC National Broadband Map, data as of December 31, 2025: share of residential locations in Waltham that providers report they can serve. City-level figures, not your address.
Xfinity in places near Waltham
- Belmont, MA (100%)
- Watertown Town, MA (100%)
- Lexington, MA (100%)
- Newton, MA (99%)
- Arlington, MA (100%)
- Wellesley, MA (100%)
- Cambridge, MA (100%)
- Winchester, MA (100%)
Plans and pricing
Plan prices and promotions change often and vary by address, so we do not list them. See Xfinity's current offers at your address with its availability checker.
Frequently asked questions
Is Xfinity available in Waltham?
Xfinity reports service to nearly all of residential locations in Waltham, per FCC data as of December 31, 2025. That ranks it #1 of 5 providers with meaningful coverage here. Availability depends on your exact address.
What type of internet does Xfinity offer in Waltham?
Xfinity offers cable service across its footprint. The FCC summary does not say which technology reaches each address, so check your address with the provider.
Who are the main Xfinity competitors in Waltham?
Other providers reporting at least 10% coverage in Waltham include Astound Broadband (91%), Verizon (89%), AT&T (60%), T-Mobile Home Internet (58%).
How do I check Xfinity availability at my address?
Use Xfinity's own address checker, or enter your ZIP code here to compare all providers for your area.
Compare all providers for your ZIP code
All about Xfinity · Internet in Waltham · Xfinity in Massachusetts · Massachusetts · How we rank