Here are some statistics from Research and Markets:
"Fixed-line revenue continued to decline during 2006, by approximately 3%, whilst mobile revenues grew by around 14%, driven largely by increased SMS and other data revenues and by increased minutes of use.Broadband continued to experience strong growth, with broadband penetration exceeding 50% of households.
With over 60 million broadband subscribers, the USA boasts the worlds largest broadband market. At current DSL growth rates, the number of DSL subscribers is expected to exceed the number of cable subscribers during 2008. Verizon is leading the deployment of FttH networks, with the number of US communities being connected by fibre growing at approximately 100% per annum. The number of homes passed with FttH by early 2007 approached eight million, of which around 1.3 million were connected, a take-up rate of over 15%.
By end 2006, there were approximately 230 million mobile subscribers, up 10% from the previous year, amounting to a 72% penetration rate. The four main national wireless carriers are, in order of size, AT&T Wireless, Verizon Wireless, Sprint Nextel and T-Mobile. The fifth major player, Alltel, covers 34 states. Together, the big-3 hold just over 75% of the market, and the big-5 around 92%. A major development in the sector is Sprint Nextels planned nationwide WiMAX network, in combination with Clearwire, which will underpin its mobile broadband services.
Digital TV continued to grow with the number of digital cable subscribers increasing by around 14% and satellite subscribers increasing by around 6%. By mid 2006, around 85% of households subscribed to either cable or satellite. The major current development in the digital TV sector involves Verizon and AT&T entering the IPTV market.
Finally, VoIP continues to grow rapidly, reaching approximately 16 million subscribers by end 2006. It is expected to continue to play an increasingly significant role in the US telecommunications market."