Buy any 2 Unlimited lines get 1 free: Unlimited service auto-renews monthly at $20/mo. per line plus taxes & fees with one line on us when up to $55 credit (based on plan selected) is applied to one Unlimited, Unlimited Max or Tablet Unlimited line. Taxes & fees include $3.50 Telco Recovery Fee for Unlimited, Unlimited Max or $1.50 Telco Recovery Fee for Tablet Unlimited. One-time purchase of 3+ qualifying lines required. Advertised pricing with coupon code BIGSAVINGS. For new customers only. Paperless billing & Auto Pay required for Mobile. Savings via bill credits. Credits start within 2 bill cycles. On at least one of the 3 lines, number transfer from another carrier is required within 21 days of line activation or device financing. One promotion per account. Standard rates subject to change. Subscription auto-renews each month until canceled. Cancel any time at 866-904-3202. Cancellation effective at end of then-current billing period. Non-Internet Customer Surcharge: Displayed pricing for Optimum Internet customers. Starting with third billing cycle, a surcharge of $20/mo. per line will be added unless Optimum Internet account is linked to Mobile account. Other terms, restrictions & conditions apply. Visit www.optimum.com/mobile/plan for plan details. Pricing, offers, and terms subject to change and discontinuance w/o notice. All trademarks and service marks are the property of their respective owner. © 2026 CSC Holdings, LLC.