Verizon Communications Inc, the biggest U.S. wireless service provider, reported a 2.4 percent rise in quarterly revenue as it added 1.1 million postpaid wireless subscribers ahead of the launch its online video service. Net income attributable to Verizon was $4.23 billion, or $1.04 per share, in the second quarter ended June 30, compared with $4.21 billion, or $1.02 per share, a year earlier.