| population | |
| Bureau de Poste de Castelnau Barbarens |
| population | |
| Castelnau-Barbarens | 480 |
 | Toulouse-Blagnac Airport | ~ 51.86 km |
| Agen-La Garenne Airport | ~ 67.38 km |
| Tarbes-Lourdes-Pyrénées Airport | ~ 73.75 km |
| Pau Pyrénées Airport | ~ 94.74 km |
| Aérodrome de Cahors-Lalbenque | ~ 105.08 km |
| Albi-Le Séquestre Airport | ~ 117.73 km |
| Castres-Mazamet Airport | ~ 126.13 km |
| Carcassonne Airport | ~ 133.99 km |
| Bergerac-Roumanière Airport | ~ 139.83 km |
