Monchy-Lagache (Monchy-Lagache)
- commune in Somme, France
- Country:
- Postal Code: 80200
- Coordinates: 49° 51' 6" N, 3° 2' 41" E
- GPS tracks (wikiloc): [Link]
- Area: 15.44 sq km
- Population: 669
- Web site: http://www.monchylagache.fr
- Wikipedia en: wiki(en)
- Wikipedia: wiki(fr)
- Wikidata storage: Wikidata: Q380607
- Wikipedia Commons Category: [Link]
- Freebase ID: [/m/03qmqf0]
- GeoNames ID: Alt: [6444627]
- SIREN number: [218005262]
- BnF ID: [15277032z]
- INSEE municipality code: 80555
Shares border with regions:

Quivières
- commune in Somme, France
- Country:
- Postal Code: 80400
- Coordinates: 49° 49' 20" N, 3° 2' 16" E
- GPS tracks (wikiloc): [Link]
- Area: 6.83 sq km
- Population: 147

Devise
- commune in Somme, France
- Country:
- Postal Code: 80200
- Coordinates: 49° 51' 27" N, 3° 0' 16" E
- GPS tracks (wikiloc): [Link]
- Area: 2.75 sq km
- Population: 49


Tertry
- commune in Somme, France
- Country:
- Postal Code: 80200
- Coordinates: 49° 51' 45" N, 3° 4' 11" E
- GPS tracks (wikiloc): [Link]
- Area: 4.93 sq km
- Population: 173


Estrées-Mons
- commune in Somme, France
- Country:
- Postal Code: 80200
- Coordinates: 49° 52' 41" N, 3° 0' 24" E
- GPS tracks (wikiloc): [Link]
- AboveSeaLevel: 85 м m
- Area: 15.3 sq km
- Population: 595
Lanchy
- commune in Aisne, France
- Country:
- Postal Code: 02590
- Coordinates: 49° 49' 36" N, 3° 4' 32" E
- GPS tracks (wikiloc): [Link]
- Area: 3.69 sq km
- Population: 40


Vraignes-en-Vermandois
- commune in Somme, France
- Country:
- Postal Code: 80240
- Coordinates: 49° 53' 14" N, 3° 3' 55" E
- GPS tracks (wikiloc): [Link]
- AboveSeaLevel: 93 м m
- Area: 4.22 sq km
- Population: 148