Optimum Mobile in one paragraph
Altice's cable bundle on T-Mobile's 5G. Optimum/Altice One internet customers, mostly in NY/NJ/CT.
Plans start at $15.00/mo and range up to $45.00/mo.
Pros
- Cheap unlimited with Optimum internet
- T-Mobile 5G coverage
- Free line promotions for existing customers
Cons
- Requires Optimum Internet
- Limited geographic availability
- Customer service reputation is rough
All Optimum Mobile plans
Optimum Mobile 1GB Plan
Taxes includedRequires Optimum Interneton T-Mobile
$15.00/mo
See plan →
- 1GB data
- T-Mobile 5G
- Taxes included
Last verified 2026-04-16
Optimum Mobile Unlimited
Taxes includedRequires Optimum Interneton T-Mobile
$45.00/mo
See plan →
- Unlimited data
- T-Mobile 5G
- 10GB hotspot
- Taxes included
Last verified 2026-04-16
Similar carriers on T-Mobile
Prices last verified 2026-04-16. We re-check at least every 60 days. Check current pricing at Optimum Mobile.com →