Optimum Online offers high-speed cable broadband Internet service with blazing fast speed. See our speed chart.
Optimum Online Security
We take your security seriously. Find out what we're doing to keep you safe online.
Optimum Online Boost
Optimum Online Boost is offering a free month to prove how fast we are. Double your speed & more!
View Demo
© Copyright CSC Holdings Inc. Pricing, terms and offerings subject to change and discontinuance without notice.