| 5. Round | 02/07/2023 | El Paso Locomotive | - | New Mexico United | 0:1 | ||||
| 5. Round | 05/07/2023 | Las Vegas Lights FC | - | New Mexico United | 2:2 | ||||
| 5. Round | 09/07/2023 | New Mexico United | - | Detroit City FC | 1:0 | ||||
| 5. Round | 23/07/2023 | New Mexico United | - | Sacramento Republic | 3:0 |  |
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| 5. Round | 30/07/2023 | Orange County SC | - | New Mexico United | 1:0 | ||||
| 6. Round | 06/08/2023 | Hartford Athletic | - | New Mexico United | 2:1 | |
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| 6. Round | 13/08/2023 | New Mexico United | - | San Antonio FC | 0:3 | ||||
| 6. Round | 27/08/2023 | New Mexico United | - | FC Tulsa | 2:1 | ||||
| 6. Round | 31/08/2023 | New Mexico United | - | Las Vegas Lights FC | 3:3 |  |
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| 7. Round | 03/09/2023 | New Mexico United | - | Charleston Battery | 0:1 | ||||
| 7. Round | 10/09/2023 | Birmingham Legion | - | New Mexico United | 1:0 | ||||
| 7. Round | 16/09/2023 | New Mexico United | - | Indy Eleven | 3:2 | |
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| 7. Round | 21/09/2023 | Sacramento Republic | - | New Mexico United | 0:0 | |
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| 7. Round | 24/09/2023 | Pittsburgh Riverhounds | - | New Mexico United | 2:1 | ||||
| 7. Round | 01/10/2023 | New Mexico United | - | Louisville City FC | 2:0 | |
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| 8. Round | 14/10/2023 | New Mexico United | - | Memphis 901 | 4:1 |
USA
Mexico