They can't call it 4G (as explained here), but their HSPA+ is almost as fast. Now, even more cities have been added to the map—including San Francisco, San Jose, Sacramento and Phoenix. See the full list below. More »

Read more: http://feeds.gawker.com/~r/gizmodo/full/~3/4wt7wf7nT8E/t+mobiles-4g-hspa%252B-network-now-available-in-san-francisco-and-other-cities