Verizon Wireless 
The commercial continues the company’s “Rule the Air” campaign with the kicker “with the most advanced 4G network in the world.” The commercial confirms “Coming December 2010.”
A new webpage linked to the commercial highlights the expected 5-12 Mbps of performance and shows coverage maps. Customers can also sign up to be notified of service availability in their neighborhood.
http://www.verizonwireless.com/4glte/