Business Español
Frontier Authorized Sales Agent
Frontier Availability Connecticut Cos Cob
Gaming controller Gaming controller

Frontier® Fiber

in Cos Cob, Connecticut

Shop Frontier Fiber plans in Cos Cob. Get Fiber 1 Gig for only $64.99

per month for 12 months w/ Auto Pay & Paperless Bill. Max wired speed 1000/1000. Wi-Fi, actual & average speeds vary. Early termination†† & one-time charges apply. In select areas where available.

Call 1-877-506-6744 Call 1-877-506-6744
Agents available for the next ::

Frontier Fiber Internet packages and pricing inCos Cob, Connecticut

Stay connected with Fiber Internet from Frontier. With unlimited data, fast upload and download speeds, and an included Amazon eero Wi-Fi router, you can surf, stream, and game all you want on all your devices.

Fiber 5 Gig
  • Amazon eero Max 7 included***
  • Expert installation included ($100 value)
  • $10/mo off YouTube TV for one year^
Call 1-877-506-6744
Fiber 2 Gig
  • Amazon eero Wi-Fi Pro 6E router included**

    One-year agreement, other terms and redemption requirements apply.

  • Expert installation included ($100 value)
  • $10/mo off YouTube TV for one year^
  • Ultra-fast speed for an amazing internet experience without compromises
  • $200 Visa® Reward Card*
Call 1-877-506-6744
Fiber 1 Gig
  • Amazon eero Wi-Fi Pro 6 router included**
  • Expert installation included ($100 value)
  • $10/mo off YouTube TV for one year^
  • Extreme bandwidth for smart homes with dozens of devices
Call 1-877-506-6744
Fiber 500
  • Amazon eero Wi-Fi 6+ router included**
  • Expert installation included ($100 value)
  • $10/mo off YouTube TV for one year^
  • Power for multiple users to stream, game and work from home
Call 1-877-506-6744

Limited time offer for Frontier Internet subscribers who are first-time YouTube TV customers. Terms apply.^

A mother and daughter playing on a laptop

Get Frontier Fiber Internet in Cos Cob, Connecticut

Fast speeds, a state-of-the-art Wi-Fi router, and unlimited monthly data make Frontier Fiber internet a great choice for your home. Call now and get:

  • No built-in price ups
  • Unlimited data with fast upload and download speeds
Call 1-877-506-6744 Call 1-877-506-6744

Extend your Wi-Fi signal starting at $10/mo♦

Eliminate dead spots by adding Whole-Home Wi-Fi extenders to your plan.

Call 1-877-506-6744 Call 1-877-506-6744
friends-on-couch-watching-tv

Save $120 your first year of YouTube TV^

Get your favorite channels with Frontier Fiber and YouTube TV. Watch 100+ channels of live sports, breaking news and shows. Plus, share 6 accounts per household with 3 simultaneous streams. No equipment fees. And with no long-term contracts or hidden fees, you'll get exactly what you pay for.

Limited time offer for Frontier Internet subscribers who are first-time YouTube TV customers. Terms apply.^

Frontier Home Phone bundles in Cos Cob

Bundle Frontier Home Phone with Frontier Fiber 1 Gig or Fiber Internet 500/500 Mbps for just $25 more.

Combine all the services you use to stay connected with friends and family into one simple bundle with Frontier. Get all the benefits of a Frontier Fiber plan along with unlimited nationwide calling, all on one convenient monthly bill.

A customer service rep at work

Contact us: Frontier customer service in Cos Cob, Connecticut

If you need help ordering or upgrading Frontier services, contact our trained Frontier sales agents at 1-877-506-6744.

Agents are available Monday-Friday from 6:00 a.m. to 9:00 p.m. MST, Saturday from 8:00 a.m. to 5:00 p.m. MST.

You can also get help online at the link below.

Get Help

*Visa Reward Card Offers: Not redeemable for cash. 12-month pro-rated early termination fee will be applied by Frontier based on card amount if the optional Visa offer is selected. For new customers who maintain service and pricing offer without change for 90 days after install and pay first bill in full. Must redeem within 75 days of notification. Card delivered 30 days after redemption and expires 6 months after issuance. Visit RewardCenter.Frontier.com for Cardholder Agreement. The Frontier Visa Reward Card is issued by The Bancorp Bank pursuant to a license from Visa U.S.A. Inc. and can be used everywhere Visa debit cards are accepted. No cash access. The Bancorp Bank; Member FDIC. The Bancorp Bank does not endorse or sponsor and is not affiliated in any way with any product or service offered by Frontier Communications.

**eero max speeds are derived from IEEE specifications. Coverage varies based on normal use and building conditions. Actual range and performance can vary. See https://eero.com/legal for more details. ©2023 Amazon.com, Inc. or its affiliates. eero and all related marks are trademarks of Amazon.com, Inc. or its affiliates. Amazon.com c/o eero LLC, 660 3rd St., San Francisco, CA.

†Unlimited Digital Voice requires Internet service to function. If Internet is canceled customer must subscribe to Unlimited Voice (non-Digital) service to retain Voice service. Your Frontier Digital Voice service, including 911 service, requires electrical or battery backup power to function. During a power outage, you may not be able to make calls, including to 911, without backup power for the Residential Gateway (RG) and/or the Optical Network Terminal (ONT), or an alternate means of calling. Optional battery backup can be purchased separately at frontier.com/batterybackup. Includes direct dialed local and long distance calls to the US, Canada and Mexico. Other call types excluded. Restrictions apply.

‡Hours are subject to change. My Premium Tech Pro is a best effort service and may not always be able to solve every problem, despite best efforts by its technicians. For Fiber 5 Gig customers, the My Premium Tech Pro subscription is provided at no charge and required for as long as Fiber 5 Gig remains on the account.

♦For new residential internet customers only. Price includes one and up to two Wi-Fi devices. Quantity and model determined based on router provided with internet service and coverage needs at time of order or installation. Coverage range and performance vary based on model, use and building conditions. Additional devices available for lease. Equipment non-return and restocking fees apply per Frontier service terms.​

^For Frontier internet customers new to YouTube TV. This YouTube TV discount is only open to participants in the United States who have activated the offer from Frontier on or after October 1, 2023. Promotional offer only available to users who are not current YouTube TV subscribers, have not been YouTube TV subscribers or participated in a YouTube TV trial before. If eligible: Frontier Internet customers will receive the standard free trial, and then a discount of $10 per month for 12 months on the standard subscription price; Standard subscription price is subject to change. You will not be charged until the trial period expires. You can cancel your standard trial at no charge at any time before the trial is over. You can also cancel your YouTube TV paid membership at any time. You will continue to receive access to YouTube TV until the end of your YouTube TV billing period, but refunds and credits are not issued for partial billing periods. Offer valid for one redemption of YouTube TV discount per eligible Frontier account. Eligible participants must use the activation link provided by Frontier and complete activation through Google to claim offer. Offer requires a Google account. Promotional value of offer is non-transferable, not for resale, non-redeemable for cash, and non-refundable. Must be 18 years or older. Free trial, offers, or promotional offers available only for YouTube TV Base Plan. Equipment, installation and other service charges, taxes and fees extra. Frontier Internet account required. Offer and billing subject to Frontier Terms and Conditions. Frontier reserves the right to change or cancel the offer at any time and for any reason. YouTube Paid Service Terms of Service also apply. ​

††Price guaranteed for 12 months; $100 prorated early termination fee applies if canceled months 1-12.

Exclusive offer for qualified addresses. For new residential Internet customers only. Max speeds are wired, Fiber 1 Gig location dependent. Wi-Fi, actual & average speeds vary. Max speed capable range for Fiber 500 (450-500 Mbps download/upload), Fiber 1 Gig (846-1000 Mbps download, 792-1000 Mbps upload), Fiber 2 Gig (1800-2000 Mbps download/upload) and requires 2 Gbps capable devices and wiring. Fiber 5 Gig (4500-5000) and requires 5 Gbps capable devices and wiring. Performance details: frontier.com/internetdisclosures. Requires Auto Pay or $10/mo fee applies. Printed bill available for $3.49/mo. Fee does not apply to select customers. A $50 equipment restocking fee per household applies when Internet is disconnected. A fee up to $150 per device for Fiber 500, 1 Gig, and 2 Gig, and up to $400 for Fiber 5 Gig also applies if equipment is not returned. Other applicable charges and additional services are extra. Subject to availability. Price and terms subject to change. Cannot be combined with other offers. Other restrictions, Frontier policies and service terms apply.