Optimum Mobile lets you go Unlimited with two plans offering the most premium data, unlimited talk & text, high volume mobile hotspots, and higher quality video streaming.

Enter your account number. To find your account number, sign in to your Optimum Internet account and visit the My Profile page.

Mix & match Unlimited, Unlimited Max, and Tablet lines to get your 3rd line FREE with promo code BIGSAVINGS. Optimum Mobile Plans start at just $45/mo. w/ 5G access.

Access your Optimum Mobile account to track usage, enjoy Wi-Fi calling, upgrade your mobile plan and more! Enjoy 24/7 Account Management.

Compare Optimum Mobile phone plans for 1GB, 3GB, Unlimited, and Unlimited Max data. Check out the savings and services, save more with Internet and Mobile.

Switch to Optimum Mobile, shop our Everyday Low Pricing on unlimited data plans, save on the latest smartphones. Check availability today.

Get the latest mobile phones from Optimum Mobile and get on the fastest 5G network. Enjoy all the features, get the latest colors. Love your phone, love the price. Learn More!

Optimum Mobile is on America's largest 5G network. Combine Mobile service with Optimum's high-speed Internet to get a seamless connection, at home and on the go.

Optimum offers high speed fiber Internet for the home, TV packages featuring live and on-demand TV and movies. Optimum has the latest 5G Mobile phones.

1 Quality of service (QoS): Optimum Mobile leverages T-Mobile 4G LTE and 5G networks to deliver nationwide network coverage. After reaching 1 GB or 5 GB data cap, data is reduced to 2G (128 …