We've detected that you're using an older version of {{CommonHeaderCtrl.deprecatedBrowserName}}

Optimum.net is compatible with a wide range of browsers. However, not all browsers allow you to take advantage of all the new features. We strongly recommend that you upgrade to a more current browser.

goto Internet Explorer download goto Chrome download goto Firefox download

You need to change your Internet Explorer Compatibility View setting to get the most from the new Optimum.net

Click here for more info.

Customer service

New to Optimum?

Sign up online today.

Check availability

Sign up via phone.

Call 1.888.4.Optimum

Already have Optimum?

We're here to help. Message us for billing or technical support.


Get the most out of your service with self-help solutions, FAQs and more.

Get help

Moving? Easily transfer your service to a new address.

Get Moving

Or call us for support: 1.888.4.Optimum

Visit one of our retail stores.

Optimum Business service.