| CID | Name | Position | Valid through |
| 1327151 | Jason Lu | AUS_APP | 2017-08-24 |
| 1366334 | Alan Johnston | AUS_TWR | 2017-08-25 |
| 1361874 | Garrett Yalch | STL_TWR | 2017-08-20 |
| 1377291 | Ryan Barnes | AUS_TWR | 2017-09-07 |
| 1356402 | Jarrod Fowler | DEN_TWR | 2017-09-08 |
| 1382032 | Evan Bradley | AUS_APP | 2017-09-07 |
| 1044404 | Drew Ritz | DEN_TWR | 2017-09-09 |
| 1278153 | Odinn Tor | KC_41_CTR | 2017-09-01 |
| 1275302 | Blake Nahin | DEN_S_APP | 2017-08-30 |
| 1383995 | Harry Linsenmayer | DEN_GND | 2017-09-11 |
| 1294782 | Marcos Garcia Tobar | DEN_TWR | 2017-09-15 |
| 1335097 | Ethan Dean | NY_CTR | 2017-09-12 |
| 1347518 | Cody Mott | STL_APP | 2017-09-13 |
| 1308623 | Simon Lovely | DEN_CTR | 2017-09-15 |
| 1315435 | Aaron Albertson | BWI_APP | 2017-09-14 |
| 1340265 | Junzhe Yan | BWI_TWR | 2017-09-15 |
| 1330072 | Mark Awadallah | DEN_TWR | 2017-09-16 |
| 1078026 | Jagard Strong | NY_CTR | 2017-09-17 |