U.S. wireless carriers spent an estimated $183.4 million on TV advertising in July, down $450,000 from June. T-Mobile (NYSE:TMUS) was the leading spender, overtaking June leader AT&T (NYSE: T). T-Mobile's advertising accounted for 23.2 percent of the total industry spend.
AT&T came in a close second, accounting for 21.2 percent of July's total industry TV budget. Verizon (NYSE: VZ) came in third with a 19.8 percent share.
Partnering with TV advertising measurement firm iSpot.TV, FierceWireless has a full breakdown of U.S. wireless TV ad spending here.