(Reuters) - AT&T Inc
In a filing with U.S. regulators, the No. 1 U.S. mobile phone company said it will have to make the initial down payment of $1.33 billion to the FCC, of which it has already paid $500 million, by 10 business days from March 20.
The remaining $5.31 billion will be paid on or before 20 business days from March 20, the company said.
AT&T and the No. 2 wireless provider Verizon Communications
(Reporting by Sweta Singh; Editing by Gopakumar Warrier)