Counting the world's top 10 largest operators

Ever wonder how the Tier 1 operators in the United States stack up against wireless carriers from around the globe? Well here's your answer. The following list comprises the top 10 largest mobile operators in the world, according to Wireless Intelligence. Starting at No. 10 and counting up to the world's biggest carrier, the list ranks the world's carriers by total number of connections and number of markets. Slideshow