Spending spree: ranking wireless carriers on monthly ad spend

In July, the nation's wireless carriers spent an estimated $183.4 million on TV advertising, down $450,000 from June. Who spent the biggest chunk of that money? TV advertising firm iSpot.tv and FierceWireless partnered to take an exclusive look at the ad spending of AT&T, T-Mobile US, Verizon Wireless, and others.

From a highlight on "Magnificent Geese" to a wireless "World Without Borders," the most expensive wireless carrier advertising for the month is highlighted in this special report.