Round the Clock Optimum Support!

Whether you face an issue during office hours or the middle of the night, Altice optimum online customer service representatives are available for you. Connect with responsive and expert agents to have the best answers to all your queries.


General Sales Support

Learn about all the new and existing internet, mobile, and cable plans in one place.

Technical Support

Get the fastest technical support to fix your internet outages and other issues.

Billing Enquiries

Have a breakdown of your bill and add or remove services based straight from the phone.

Pay Bills Wherever You Are, Whenever You Want

The best part about being an Optimum customer is that you can pay your bills through multiple payment options. Among the wide range of payment methods, the provider also offers autopayments to help you minimize the hassle of paying phone bills. Other methods for paying your bill are:

Bank account
Credit card
Cash or check

If these methods seem too confusing or demanding, simply call the Altice Optimum customer service number to get all the help you need for Optimum bill pay. A knowledgeable rep will help you through the process of clearing any outstanding bills.

pay bill online
pay bill

Uninterrupted Optimum Internet Customer Service

The company knows how important constant internet connectivity is for everyone. Experienced and skilled representatives listen to your issues and update you about the fixes from their side. All you have to do is to make sure to clearly explain the issues to the Optimum internet customer service executives for them to help you. Your Optimum account helps agents track your issue and see it to resolution. Reach out to customer service via the following channels:

Live support

From reporting service issues to instructions for installations, Altice One Optimum customer service will offer you all the help you need to get connected. So, whenever you need help with your internet, do not hesitate to reach out.

Cable Support to Help You When You Need It

Whether you need help in the installation of your Optimum cable box, or your favorite channel is unavailable, get answers to your questions straight from Optimum’s customer service agents. Get help with simple installations to resolve complex cable problems with the company’s expert without searching for Optimum near me for the nearest Optimum office. Simply contact the toll-free number to ask your cable-related questions from an expert.

With plans offering up to 420 channels accessible through a feature-packed remote, some customers may need some help to get started. Contact Altice one Optimum cable customer service for the simplest of questions to the resolutions of complex cable issues.

Mobile Service Customer Care That Really Cares

Mobile Service Customer Care That Really Cares

Optimum customers can enjoy a lightning fast 5G connection without any hassle by subscribing to the company’s mobile service. Get help with the details of plans, adding new lines, checking eligible devices, and a lot more from the Optimum call center. Again, no need to look up Optimum near me and visit physical locations to get any of these services. Go to your Optimum online login to explore different options. Or you can just dial their number and let the experts do the work for you while you sit back and relax.

All you need to do is to explain your issues to the support representative in detail. Once they have the required information, the experts can resolve your issues quickly. Sometimes, it may be better to note things down before calling the representatives, so you don’t miss any important details.

Effective and Quick Support on Optimum for Business

The internet needs of businesses are different from residential users. They need quicker solutions for outages and other issues. Quickly pay your outstanding bills with Optimum pay bill, report issues, and upgrade or downgrade the service via the communication channel of your choice (call, live chat, and email). The quality of service and dependability make Optimum’s business support worth counting on. Connect with experts by calling the Optimum customer service phone number.

The support team asks you simple questions like how long you have been facing the issue and what fixes you have tried so far. Once they have these details, reps check things from their side and make sure that your issues are resolved ASAP.

Effective and Quick Support on Optimum for Business
Effective and Quick Support on Optimum for Business

Reach Expert Cable Support Representatives

Contact Altice One Optimum Cable Customer Service

Support Icon

From setting up cable connections to finding the best programs, the customer support team offers guidance on all service matters you will need.


You can get all kinds of support for your Optimum services, including Optimum bill pay service installations. Reach out to the representatives and they’ll address your queries on an immediate basis.


If you need help with accessing other features of your cable connection, contact the support team via phone or live chat.

Why You Should Call Optimum Customer Support?

To Pay Your Bills
To Pay Your Bills

Paying your service bills has never been easier! Access billing information from Optimum online login and pay for your billing cycle with a simple conversation with a billing rep on the Altice One Optimum phone number.

To Configure Features
To Configure Features

All your Optimum services come packed with exciting and sophisticated features. Get help configuring things like voicemail and call screening with an experienced customer service rep.

To Upgrade Plan
To Upgrade Plans

Looking to get more out of your service experience? Call the Optimum Customer Service telephone number to upgrade your plan or add more services to your Optimum account.

To Replace Equipments
To Replace Equipment

Damaged hardware or equipment can impair your TV, internet, and phone experience. But a quick phone call can help you order replacement equipment from the provider easily.

To Seek Tech Support
To Seek Tech Support

Running into issues that a reset doesn’t fix? The provider has teams of technical support agents that can help you troubleshoot any problem, and even schedule a technician’s appointment.

To Find New Offer
To Find New Offers

Don’t want to miss a good savings opportunity? Altice Optimum Online customer service can offer you all the info you need on frequent new offers, promotions, and deals.

Get Access to Any Type of Support You May Need

Providers like Optimum don’t get to where they are by resting on their laurels. Optimum has supplemented its expansion with an effective customer service infrastructure. Focused on resolving customer complaints and queries as easily as possible, customer support reps offer a range of solutions to meet any customer need.

Not sure what number or extension to dial to report a complaint or ask about a new offer? Check out the table below for the right Optimum customer service telephone number:

FunctionsPhone Numbers
Tech Support+1-855-858-0771
Optimum internet outage+1-855-858-0771
Change in Address+1-855-858-0771
Cable Support+1-855-858-0771
Internet Customer Service+1-855-858-0771
Home Phone Customer Service+1-855-858-0771

Frequently Asked Questions

Just dial 1-855-858-0771

Use the phone associated with your subscription to report.

Get your services transferred to a new address with a simple call: 1-855-858-0771

A billing representative can help you pay your bill over the phone easily.

Grab Your offer today!

Let the reps at customer support help you find the plan you need.

optimum 1-855-858-0771