However, you must pay additional taxes and fees for these plans.
Many users from ATT customers switch over by simply unlocking their phone, bringing it to T-Mobile and inserting a sim card from T-mobile, and pay lower costs on their contract without a cell phone subsidy included in the price.
The main advantage of T-Mobile's postpaid contract plans would be its access to financed phones and the convenience of adding any company or employee discount to your plan in addition to having consistent access to Emergency 911.
Starting June 1, 2018, for a limited time, customers who purchase a Samsung Galaxy S9, Galaxy S9 or Galaxy S8 Active on an Equipment Installment Plan (EIP can get 720 back on a second Samsung Galaxy S9, Galaxy S9 or Galaxy S8 Active, via.
Prepaid plans simply pay for the month with no additional costs or taxes but require that you have your own GSM unlocked smartphone or pay the full price up front for one.