Saint-Hélen (Saint-Hélen)
- commune in Côtes-d'Armor, France
- Country:

- Postal Code: 22100
- Coordinates: 48° 28' 16" N, 1° 57' 32" E

- GPS tracks (wikiloc): [Link]
- Area: 17.02 sq km
- Population: 1439
- Wikipedia en: wiki(en)
- Wikipedia: wiki(fr)
- Wikidata storage: Wikidata: Q471117
- Wikipedia Commons Category: [Link]
- Freebase ID: [/m/02rsdhy]
- GeoNames ID: Alt: [6429136]
- SIREN number: [212202998]
- BnF ID: [152512977]
- INSEE municipality code: 22299
Shares border with regions:
La Vicomté-sur-Rance
- commune in Côtes-d'Armor, France
- Country:

- Postal Code: 22690
- Coordinates: 48° 29' 19" N, 1° 58' 56" E

- GPS tracks (wikiloc): [Link]
- Area: 4.57 sq km
- Population: 1046
Plesder
- commune in Ille-et-Vilaine, France
- Country:

- Postal Code: 35720
- Coordinates: 48° 24' 49" N, 1° 55' 21" E

- GPS tracks (wikiloc): [Link]
- Area: 11.03 sq km
- Population: 783
Pleudihen-sur-Rance
- commune in Côtes-d'Armor, France
- Country:

- Postal Code: 22690
- Coordinates: 48° 31' 0" N, 1° 58' 0" E

- GPS tracks (wikiloc): [Link]
- AboveSeaLevel: 50 м m
- Area: 24.55 sq km
- Population: 2851
- Web site: [Link]
Lanvallay
- commune in Côtes-d'Armor, France
- Country:

- Postal Code: 22100
- Coordinates: 48° 27' 19" N, 2° 1' 42" E

- GPS tracks (wikiloc): [Link]
- Area: 14.61 sq km
- Population: 4070
- Web site: [Link]
Saint-Pierre-de-Plesguen
- former commune in Ille-et-Vilaine, France
- Country:

- Postal Code: 35720
- Coordinates: 48° 26' 50" N, 1° 54' 48" E

- GPS tracks (wikiloc): [Link]
- AboveSeaLevel: 82 м m
- Area: 29.49 sq km
- Population: 2846
- Web site: [Link]
Les Champs-Géraux
- commune in Côtes-d'Armor, France
- Country:

- Postal Code: 22630
- Coordinates: 48° 25' 0" N, 1° 58' 14" E

- GPS tracks (wikiloc): [Link]
- Area: 19.09 sq km
- Population: 1042