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Internet providers in Cos Cob, CT

1. Optimum
99% available in Cos Cob
Connection:
Fiber
Download speeds up to
8000Mbps

User Rating(1207)◊
View Plans for Optimum

Exclusive savings: Use FLOWER50 at checkout and receive $50 off your first month's bill. Valid through 5/31/24.

2. EarthLink.
99% available in Cos Cob
Connection:
Fiber
Download speeds up to
1000Mbps

User Rating (110)◊
View Plans for EarthLink.

Receive a $200 Mastercard with the 300mbps Dedicated Fiber Internet Plan.T&C Apply

3. Frontier
34% available in Cos Cob
Connection:
Fiber
Download speeds up to
5000Mbps

User Rating (1254)◊
View Plans for Frontier

Sign up for Fiber 2 Gig Internet and claim a $200 Visa Reward Card.

5. Verizon Home Internet
99% available in Cos Cob
Connection:
5G Home, DSL & Fiber
Download speeds up to
2048Mbps

User Rating(14)◊
View Plans for Verizon Home Internet
6. Wonderwave Internet
63% available in Cos Cob
Connection:
Fixed Wireless
Download speeds up to
10Mbps

User Rating (0)◊
Learn more about Wonderwave Internet
1. Verizon Home Internet
99% available in Cos Cob
Connection:
DSL & Fiber
Download speeds up to
2048Mbps

User Rating(14)◊
Call Now
833-401-1129
or View Plans for Verizon Home Internet
2. Optimum Business
54% available in Cos Cob
Connection:
Cable & Fiber
Download speeds up to
8000Mbps

User Rating(0)◊
View Plans for Optimum Business
3. Earthlink Business
99% available in Cos Cob
Connection:
Fiber
Download speeds up to
1000Mbps

User Rating (110)◊
View Plans for Earthlink Business
4. Ooma
50% available in Cos Cob
Ooma
Connection:
Wireless LTE
Download speeds up to
100Mbps

User Rating (6)◊
Link not provided
5. Zayo Group
4% available in Cos Cob
Connection:
DSL, Fiber, Fixed Wireless & Other Copper Wireline
Download speeds up to
1000Mbps

User Rating (1)◊
Learn more about Zayo Group
6. Wonderwave Internet
63% available in Cos Cob
Connection:
Fixed Wireless
Download speeds up to
10Mbps

User Rating (0)◊
Learn more about Wonderwave Internet
1. Mint
Available in Cos Cob
Connection:
Mobile
Mint
4GLTE Speeds may vary

User Rating◊
View Plans for Mint
2. Visible
Available in Cos Cob
Connection:
Mobile
Visible
4GLTE Speeds may vary

User Rating◊
View Plans for Visible
3. Optimum Mobile
99% available in Cos Cob
Connection:
Mobile
Optimum Mobile
4GLTE Speeds may vary

User Rating◊
View Plans for Optimum Mobile
4. Verizon Wireless
92% available in Cos Cob
Connection:
Mobile
Verizon Wireless
4GLTE Speeds may vary

User Rating◊
View Plans for Verizon Wireless
5. AT&T Wireless
100% available in Cos Cob
Connection:
Mobile
AT&T Wireless
5G Speeds may vary

User Rating◊
View Plans for AT&T Wireless

◊ Provider star ratings are based on user reviews and our independent customer satisfaction survey.

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What’s a good internet speed?

Take our quiz to find out how much internet speed you need. Or use our internet speed test to test your current speeds.

0–5 Mbps

Works for:

  • Checking email
  • Streaming music on one device
  • Searching on Google

5–40 Mbps

Works for:

  • Streaming video on one device
  • Video calling with Skype or FaceTime
  • Online gaming for one player

40–100 Mbps

Works for:

  • Streaming HD video on a few devices
  • Multiplayer online gaming
  • Downloading large files

100–500 Mbps

Works for:

  • Streaming video in UHD on multiple screens
  • Downloading files quickly
  • Gaming online for multiple players

500–1,000+ Mbps

Works for:

  • Doing a lot of almost anything

Internet Provider Availability Map

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Learn more about Optimum

Learn more about EarthLink.

Learn more about Frontier

Learn more about Optimum

Learn more about Verizon Home Internet

Learn more about Wonderwave Internet

See internet providers in nearby cities.

Riverside Old Greenwich Greenwich Stamford Pemberwick Glenville Byram Port Chester Darien Purchase Harrison West Harrison White Plains Rye New Canaan Norwalk Scotts Corners Woodbury

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Summary of Cos Cob internet providers

Provider Type Download speeds up to User rating Order online
Optimum Fiber 8000 Mbps 3.5/5 View Plans for Optimum
EarthLink. Fiber 1000 Mbps 4.0/5 View Plans for EarthLink.
Frontier Fiber 5000 Mbps 3.5/5 View Plans for Frontier
Verizon Home Internet 5G Home, DSL & Fiber 2048 Mbps 4/5 View Plans for Verizon Home Internet
Wonderwave Internet Fixed Wireless 10 Mbps N/A View Plans for Wonderwave Internet

Availability and speeds displayed are not guaranteed and are subject to change.

Technology Type

DSL:

DSL provides internet service via phone cables and is up to ten times faster than dial-up service.

Cable:

Cable provides internet speeds faster than DSL through the same cables used for cable TV.

Satellite:

Satellite internet is widely available, but offers slower speeds due to a far-traveling signal.

Fiber:

Fiber relies on glass strands to relay digital code and is much faster than both DSL and cable.

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