Castelnau-d'Arbieu (Castelnau-d'Arbieu)
- commune in Gers, France
- Country:
- Postal Code: 32500
- Coordinates: 43° 52' 58" N, 0° 42' 17" E
- GPS tracks (wikiloc): [Link]
- Area: 16.34 sq km
- Population: 234
- Web site: http://www.castelnau-d-arbieu.fr/
- Wikipedia en: wiki(en)
- Wikipedia: wiki(fr)
- Wikidata storage: Wikidata: Q380516
- Wikipedia Commons Category: [Link]
- Freebase ID: [/m/03nrp66]
- GeoNames ID: Alt: [6448363]
- SIREN number: [213200785]
- BnF ID: [15255665p]
- PACTOLS thesaurus ID: [pcrt9soYJzvFSP]
- INSEE municipality code: 32078
Shares border with regions:


Saint-Clar
- commune in Gers, France
- Country:
- Postal Code: 32380
- Coordinates: 43° 53' 31" N, 0° 46' 12" E
- GPS tracks (wikiloc): [Link]
- Area: 17.91 sq km
- Population: 995
- Web site: [Link]
Pauilhac
- commune in Gers, France
- Country:
- Postal Code: 32500
- Coordinates: 43° 52' 32" N, 0° 36' 45" E
- GPS tracks (wikiloc): [Link]
- Area: 25.27 sq km
- Population: 645
- Web site: [Link]

Lectoure
- commune in Gers, France
- Country:
- Postal Code: 32700
- Coordinates: 43° 56' 4" N, 0° 37' 16" E
- GPS tracks (wikiloc): [Link]
- Area: 84.93 sq km
- Population: 3710
- Web site: [Link]


Fleurance
- commune in Gers, France
- Country:
- Postal Code: 32500
- Coordinates: 43° 50' 58" N, 0° 39' 49" E
- GPS tracks (wikiloc): [Link]
- Area: 43.32 sq km
- Population: 6181
- Web site: [Link]
Magnas
- commune in Gers, France
- Country:
- Postal Code: 32380
- Coordinates: 43° 53' 40" N, 0° 43' 49" E
- GPS tracks (wikiloc): [Link]
- Area: 3.19 sq km
- Population: 67
Urdens
- commune in Gers, France
- Country:
- Postal Code: 32500
- Coordinates: 43° 51' 24" N, 0° 42' 2" E
- GPS tracks (wikiloc): [Link]
- Area: 7.77 sq km
- Population: 284