Nielsen//NetRatings published top Web companies in December 2006.
| Top Web companies in December 2006 | ||
| Company | Audience, 000 | Time spent |
| Microsoft | 120,930 | 2:03:01 |
| 112,200 | 1:14:52 | |
| Yahoo! | 111,184 | 3:02:27 |
| Time Warner | 107,555 | 4:14:45 |
| eBay | 73,763 | 1:38:32 |
| News Corp. | 70,230 | 1:37:55 |
| InterActive | 59,259 | 0:25:26 |
| Amazon | 56,881 | 0:31:57 |
| New York | 44,240 | 0:18:09 |
| Walt Disney | 44,094 | 0:31:11 |
| Source: Nielsen//NetRatings | ||