All Services

All Services in Greenwich

Optimum offers every service you need in Greenwich for a fully connected in-home experience. With high-speed Internet, digital TV, voice services and the nation’s most robust WiFi network, you can create your own package to bundle and save. Choose enhanced services, technical support options and the right connected devices for your smart home from Optimum's strategic partners. Plus, our customers get exclusive deals on Optimum Mobile service so you can stay connected, whether you're visiting the Audubon Center or grabbing dinner at Townhouse.

With Internet speeds up to 1 Gig, you can choose the right speed for any budget or digital lifestyle in Greenwich.
Optimum 1 Gig
Up to 1 Gig
If you want our best, Optimum 1 Gig is for you. This speed is primed for handling the heaviest network usage activities.
Optimum 500
Up to 500 Mbps
Stream 4K UHD on multiple devices like never before – all while your connected home devices run in the background.
Optimum 300
Up to 300 Mbps
Welcome to a seamlessly connected experience. This speed is perfect for multi-device HD streaming and multi-player gaming.
Photo of home at dusk fully connected with Optimum Whole Home Wifi service built on smart wifi 6
Whole Home Wifi 6 in Greenwich
Our new Gateway 6, with Smart Wifi 6, gives you powerful built-in WiFi with up to 3X faster speeds and greater coverage. Stream, game, and download from any room at super-fast speeds.
Whole Home Wifi 6 in Greenwich
Our new Gateway 6, with Smart Wifi 6, gives you powerful built-in WiFi with up to 3X faster speeds and greater coverage. Stream, game, and download from any room at super-fast speeds.

Greenwich Customers: Switch to Optimum Mobile and Save

Stream, text, call, do it all.
Get unlimited everything including data - all for just $45 a month.
Add more lines, save more money
Not using all that unlimited data? Switch to 1 GB for just $14/month or get 3 GB for just $22/month.
Exclusive pricing for Optimum customers
Pay as little as $14 for one line, and pay as low as $14 per line for up to 5 lines - all with no contracts.

Choose Your Optimum Mobile Deal Today

1 GB Data
Get Optimum Mobile service starting at just $14/month per line for 1 GB flexible data plans.
3 GB Data
Use a lot, or a little. Pay only for what you need. 3 GB flexible data plans starting at $22/month per line.
Unlimited GB
Unlimited data for those who want a plan without limits. Get Unlimited data for $45/month per line.
Image of Optimum Fiber depicting light shining through fiber optic cable
Greenwich Internet Services: Optimum Fiber

Optimum's state-of-the-art Fiber network delivers speeds up to 1 Gig and smart WiFi to Greenwich for an unmatched high-speed experience for your home or business.

Greenwich Internet Services: Optimum Fiber

Optimum's state-of-the-art Fiber network delivers speeds up to 1 Gig and smart WiFi to Greenwich for an unmatched high-speed experience for your home or business.

Photo of an Optimum TV connected screen in a living room, displaying viewing options
Optimum TV Service in Greenwich

Optimum TV has more options than you ever imagined. Enjoy your favorite movies, shows and streaming apps in Greenwich the way you've always wanted.

Optimum TV Service in Greenwich

Optimum TV has more options than you ever imagined. Enjoy your favorite movies, shows and streaming apps in Greenwich the way you've always wanted.

Photo of woman standing in a kitchen talking on a cordless phone using an Optimum Voice connection
Optimum Voice Service in Greenwich

Enjoy unlimited local and long-distance calling any time from Greenwich to anywhere in the United States, Canada, Puerto Rico and the U.S. Virgin Islands with Optimum’s home phone service. Pay one low, flat monthly rate and get free 411 and over 20 useful calling features at no extra charge.

Optimum Voice Service in Greenwich

Enjoy unlimited local and long-distance calling any time from Greenwich to anywhere in the United States, Canada, Puerto Rico and the U.S. Virgin Islands with Optimum’s home phone service. Pay one low, flat monthly rate and get free 411 and over 20 useful calling features at no extra charge.

Photo of an all-in-one Altice One advanced WiFi router
Elevate Your Home Wifi Experience in Greenwich
With advanced Altice One home wifi, you’ll get TV, Internet, streaming apps and more in one immersive experience. Get select movies, shows, live sports and more in brilliant 4K Ultra HD.
Elevate Your Home Wifi Experience in Greenwich
With advanced Altice One home wifi, you’ll get TV, Internet, streaming apps and more in one immersive experience. Get select movies, shows, live sports and more in brilliant 4K Ultra HD.
Photo of a smiling family sitting on the floor of a new home, their small child has put handprints on the wall with wet paint
Attention Greenwich: Optimum makes Moving Easy

Moving into a new home in Greenwich soon? Optimum makes it easy to transfer and set up your services so you can stay connected throughout your move. No matter where you settle in Greenwich, you can take advantage of our best offers.

Attention Greenwich: Optimum makes Moving Easy

Moving into a new home in Greenwich soon? Optimum makes it easy to transfer and set up your services so you can stay connected throughout your move. No matter where you settle in Greenwich, you can take advantage of our best offers.

Photo of Altice One all-in-one router with a TV screen and a mobile tablet both displaying viewing options

Optimum Store Locations Near Greenwich

You can live in one of the oldest towns in Connecticut and still get great home Internet plans. With high-speed Internet, digital TV and voice services, Optimum has everything you need from a home Internet service provider. Thanks to the nation's most robust WiFi network, you can stay connected in Greenwich from Banksville to Bell Haven.


Choose enhanced services, technical support options, and smart devices through Optimum's strategic partners. Choose from a variety of packages so you can bundle and save. Plus, our customers get exclusive deals on Optimum Mobile service.