T - Mobile is reportedly set to join insurance company Safeco as a top - tier sponsor of Major League Baseball ( MLB ) , and will take the naming rights to the Seattle Mariners ’ Safeco Field . Reports indicate that the mobile network will pay $ 3 million a year under the terms of the deal , the amount and total value of which are yet to be officially disclosed .
T-Mobile is reportedly set to replace insurance company Safeco as a top-tier partner of Major League Baseball (MLB), and will take the naming rights to the Seattle Mariners’ Safeco Field. Reports suggest that the mobile network will pay $3m a year under the terms of the deal, the length and total value of which are yet to be officially confirmed.