| 2020-05-25 | Deletion of a delegated commune | 12005 → 12223 | Alpuech → Argences en Aubrac |
| 2020-05-25 | Deletion of a delegated commune | 12112 → 12223 | Graissac → Argences en Aubrac |
| 2020-05-25 | Deletion of a delegated commune | 12117 → 12223 | Lacalm → Argences en Aubrac |
| 2020-05-25 | Deletion of a delegated commune | 12223 | Sainte-Geneviève-sur-Argence → Argences en Aubrac |
| 2020-05-25 | Deletion of a delegated commune | 12279 → 12223 | La Terrisse → Argences en Aubrac |
| 2020-05-25 | Deletion of a delegated commune | 12304 → 12223 | Vitrac-en-Viadène → Argences en Aubrac |
| 2016-01-01 | Deletion | 12223 | Sainte-Geneviève-sur-Argence |
| 2016-01-01 | Creation of a new commune | 12005 → 12223 | Alpuech → Argences en Aubrac |
| 2016-01-01 | Creation of a new commune | 12112 → 12223 | Graissac → Argences en Aubrac |
| 2016-01-01 | Creation of a new commune | 12117 → 12223 | Lacalm → Argences en Aubrac |
| 2016-01-01 | Creation of a new commune | 12223 | Sainte-Geneviève-sur-Argence → Argences en Aubrac |
| 2016-01-01 | Creation of a new commune | 12223 | Sainte-Geneviève-sur-Argence |
| 2016-01-01 | Creation of a new commune | 12279 → 12223 | La Terrisse → Argences en Aubrac |
| 2016-01-01 | Creation of a new commune | 12304 → 12223 | Vitrac-en-Viadène → Argences en Aubrac |
| 1943-01-01 | Creation | 12223 | Sainte-Geneviève-sur-Argence |