New line(s)/new account, eligible smartphone purchase(s) via 36mo installment contract, eligible postpaid service plan, credit approval, Auto Pay and Paperless Billing, and port-in required. Device credit paid via 36 monthly bill credits up to $23.06 per device. Introductory service credit paid via 12 monthly bill credits of $7.50 per line. Taxes, fees and add’l terms apply.