Top US broadband ISPs in Q1 2006

20 largest cable and DSL providers in the US (representing about 94% of the market) acquired a record 3.06 mln net additional subscribers in Q1 2006. The top broadband providers now account for nearly 46 mln high-speed Internet subscribers ? with cable having nearly 25.8 mln broadband subscribers, and DSL having about 20.2 mln subscribers. The top DSL providers added a record 1.66 mln subscribers, representing 54% of the net broadband additions for the quarter versus cable. The top cable providers also had a record quarter with over 1.4 mln subscribers added. DSL providers have added more broadband subscribers than cable providers in each of the last six quarters, acquiring over 1.1 mln more subscribers than cable during this period, but the top cable broadband providers maintain a 5.6 mln subscriber advantage over DSL and have a 56% share of the US residential broadband market. 85% of cable broadband lines had speeds of over 2.5 mbps in the fastest direction ? compared to 14% of DSL lines. Approximately 11.5% of DSL subscribers were non-residential ? compared to 1.8% of cable subscribers.

Top US broadband ISPs in Q1 2006

  Subscribers in Q1 2006
ISP Total Additions

Cable

Comcast 8,957,000 437,000
Time Warner 5,168,000 346,000
Charter 2,322,400 126,000
Adelphia 1,808,004 100,554
Cablevision 1,806,623 112,289
Insight 514,800 44,400
Mediacom 504,000 26,000
Cable One 253,059 18,959
Others 4,190,000 191,700
Total Top Cable 25,727,886 1,407,902

DSL

AT&T 7,432,000 511,000
Verizon 5,685,000 541,000
Bell South 3,145,000 263,000
Qwest 1,678,000 180,000
Sprint 777,000 84,000
Covad 556,950 (10,225)
ALLTEL 441,475 43,779
Century Tel 285,791 37,085
Cincinnati Bell 171,000 8,500
Total Top DSL 20,172,216 1,658,139
Total Broadband 45,945,102 3,066,041
Source: Leichtman Research Group