| Rank | Name | Domain | Jun-08 | May-08 | Jun-07 | Growth |
| 1 | MySpace | www.myspace.com | 71.92% | 72.73% | 77.42% | -6% |
| 2 | www.facebook.com | 16.91% | 16.24% | 11.60% | 40% | |
| 3 | myYearbook | www.myyearbook.com | 1.54% | 1.40% | 0.33% | 318% |
| 4 | Tagged | www.tagged.com | 1.08% | 1.00% | 0.69% | 45% |
| 5 | Bebo | www.bebo.com | 1.05% | 0.90% | 1.52% | -41% |
| Source: Hitwise | ||||||