T-Mobile said unlimited plans will be the only option for new customers even though they are more expensive than some of its old, limited plans.
The company had said in August that it was phasing out its other plans in favor of unlimited. On Thursday, T-Mobile said those limited plans, which executives called a "relic," won't be sold anymore starting Jan. 22. Existing customers can keep their current plans.
While some existing customers could switch to the $70-a-month unlimited plan and save money, others would pay more, according to prices on T-Mobile's website.
Most customers who just pay for one or two lines or who have a lower-data plan — two...