| Aaron (jmbot4371) | St. Charles, IL | 166 | 62 | 28 |
| Aaron (linnymtu) | Ann Arbor, MI | 398 | 204 | 48 |
| AaronPM (AaronPM) | Sydney, Australia | 0 | 0 | 0 |
| Aaron (Retemnav) | Winston-Salem, NC | 0 | 0 | 0 |
| Aaron (TheViceCellar) | Upper East Side | 118 | 61 | 27 |
| abbigutsell (abbigutsell) | UK | 0 | 0 | 0 |
| Abby (AbbyMcLocklin) | Atlanta, GA | 175 | 120 | 66 |
| ABCD (snifies) | Zurich | 203 | 132 | 60 |
| Abel (airios) | McKinney, TX | 35 | 15 | 10 |
| abelrussell (abelrussell) | Gorham, ME | 85 | 65 | 39 |
| aber (coldfire22x) | | 1 | 1 | 1 |
| AberlagsNug (AberlagsNug) | United States | 0 | 0 | 0 |
| abfonsy (abfonsy) | United States | 20 | 15 | 11 |
| Abraham (samlover55) | | 6 | 2 | 2 |
| Abrikosov653 (Abrikosov653) | Russia | 0 | 0 | 0 |