Rethonvillers (Rethonvillers)
- commune in Somme, France
- Country:
- Postal Code: 80700
- Coordinates: 49° 44' 0" N, 2° 51' 58" E
- GPS tracks (wikiloc): [Link]
- Area: 7.12 sq km
- Population: 356
- Wikipedia en: wiki(en)
- Wikipedia: wiki(fr)
- Wikidata storage: Wikidata: Q629200
- Wikipedia Commons Category: [Link]
- Freebase ID: [/m/03qmsc7]
- GeoNames ID: Alt: [6613428]
- SIREN number: [218006294]
- BnF ID: [15277143w]
- INSEE municipality code: 80669
Shares border with regions:

Billancourt
- commune in Somme, France
- Country:
- Postal Code: 80190
- Coordinates: 49° 44' 11" N, 2° 53' 36" E
- GPS tracks (wikiloc): [Link]
- Area: 4.95 sq km
- Population: 174

Étalon
- commune in Somme, France
- Country:
- Postal Code: 80190
- Coordinates: 49° 45' 49" N, 2° 51' 22" E
- GPS tracks (wikiloc): [Link]
- Area: 4.56 sq km
- Population: 136

Gruny
- commune in Somme, France
- Country:
- Postal Code: 80700
- Coordinates: 49° 43' 45" N, 2° 49' 15" E
- GPS tracks (wikiloc): [Link]
- Area: 7.01 sq km
- Population: 328

Marché-Allouarde
- commune in Somme, France
- Country:
- Postal Code: 80700
- Coordinates: 49° 43' 39" N, 2° 52' 3" E
- GPS tracks (wikiloc): [Link]
- Area: 2.07 sq km
- Population: 59

Herly
- commune in Somme, France
- Country:
- Postal Code: 80190
- Coordinates: 49° 45' 21" N, 2° 52' 24" E
- GPS tracks (wikiloc): [Link]
- Area: 3.75 sq km
- Population: 46

Champien
- commune in Somme, France
- Country:
- Postal Code: 80700
- Coordinates: 49° 41' 40" N, 2° 51' 36" E
- GPS tracks (wikiloc): [Link]
- Area: 8.77 sq km
- Population: 265

Crémery
- commune in Somme, France
- Country:
- Postal Code: 80700
- Coordinates: 49° 44' 30" N, 2° 49' 26" E
- GPS tracks (wikiloc): [Link]
- Area: 2.58 sq km
- Population: 104