| O-B Belgium | ||||
| Manufactor Serial Number | Type | Serial / Registration Number | Owner | Fate |
| 8262 | Nieuport 81 | O-BABC | Civil Owner | |
| 8236 | Nieuport 81 | O-BABE | Civil Owner | |
| 8177 | Nieuport 80 | O-BABU | Civil Owner | Reregistered |
| Avro 504K | O-BADB | Civil Owner | ||
| 5011 | Avro 504K | O-BADG | Civil Owner | to Belgium |
| 5012 | Avro 504K | O-BADH | Civil Owner | to Belgium |
| 5013 | Avro 504K | O-BADI | Civil Owner | to Belgium |
| 5014 | Avro 504K | O-BADK | Civil Owner | to Belgium |
| 5015 | Avro 504K | O-BADL | Civil Owner | to Belgium |
| 5016 | Avro 504K | O-BADM | Civil Owner | to Belgium |
| 1 | ACAZ T.1 | O-BAFK | Civil Owner | Written Off 1924 |
| 1 | ACAZ T.2 | O-BAFM | Civil Owner | Reregistered |
| 1 | ACAZ C.2 | O-BAFX | Civil Owner | Reregistered |
| 8480 | Nieuport 15M | O-BOTS | Civil Owner | |