| Status | Name | Position | Date Registered | Posts | |
|---|---|---|---|---|---|
| QuantumFlash | 2022-12-17 | 0 | |||
| QuantumIgnition | 2014-04-21 | 0 | |||
| quantumleap | 2014-04-17 | 0 | |||
| QuantumLock | 2014-05-04 | 0 | |||
| QuantumLock4 | 2018-08-04 | 0 | |||
| Quantumpony | 2015-04-10 | 0 | |||
| QuantumScale | 2013-07-10 | 1 | |||
| QuantumSpacehole | 2023-03-16 | 0 | |||
| QuantumTesla | 2014-01-24 | 0 | |||
| quantum_alt | 2022-05-19 | 0 | |||
| quantum_brake | 2018-12-25 | 0 | |||
| Quantum_Fox | 2013-07-08 | 0 | |||
| quappi | 2013-05-23 | 0 | |||
| Quar | 2017-11-01 | 0 | |||
| Quarantine | 2020-07-12 | 0 | |||
| QuareMlp | 2015-01-28 | 0 | |||
| Quarenzar | 2014-01-26 | 0 | |||
| Quarka | 2015-03-08 | 0 | |||
| Quarrybee | 2022-05-02 | 0 | |||
| Quarter | 2012-09-30 | 0 | |||
| Quarter Note | 2014-04-19 | 0 | |||
| Quarters | 2018-06-25 | 0 | |||
| QuarterShine | 2022-09-15 | 0 | |||
| QuarterStrings | 2013-07-08 | 0 | |||
| QuarterToMidnight | 2024-02-08 | 0 | |||
| Quarter_Belt | 2014-04-19 | 0 | |||
| Quartet | 2021-12-23 | 0 | |||
| Quarts Panther | 2013-07-09 | 0 | |||
| quartz | 2020-11-14 | 0 | |||
| Quartz1118 | 2014-07-18 | 0 | |||