| | | 0.0 | Former Gare Montparnasse (57m) |
| | | 0.5 | Paris-Montparnasse (57m) |
| | | 1.2 | LGV Atlantique to Le Mans and Bordeaux |
| | | | | | | | | | 3.7 | Vanves–Malakoff (71m) | | | | 5.1 | Clamart (77m) | | | | 7.6 | Meudon | | | | 8.5 | Bellevue | | | | 9.6 | Sèvres-Rive-Gauche | | | | 12.5 | Chaville-Rive-Gauche | | | | | RER C from Invalides | | | | 13.9 | Viroflay-Rive-Gauche (111m) | | | | | from Chaville-Rive-Droite | | | | | RER C to Versailles-Rive-Gauche | |
| | | | Grande Ceinture from Massy–Palaiseau |
| | | 16.6 | Versailles-Chantiers (132m) |
| | | | Grande Ceinture to Sartrouville |
| | | 21.4 | Saint-Cyr (159m) |
| | | | to Granville |
|
| | | 87.1 | Chartres (142m) |
|
| | | | LGV Atlantique from Paris-Montparnasse |
| | | | to Rennes – Nantes LGV BPL |
|
| | | | Line to Tours |
| | | 211.0 | Le Mans (51m) |
| | | | Line to Angers |
| | | 214.9 | to Mézidon |
| | | | |
| | | | LGV BPL Paris – Rennes |
| | | | Racc. de La Milesse-Freight |
|
| | | | LGV BPL Rennes – Paris |
| | | 300.1 | Laval (70m) |
| | | | LGV BPL Paris – Rennes |
|
| | | | from Paris LGV BPL |
| | | | |
| | | | from Châteaubriant |
| | | 373.3 | Rennes (31m) |
| | | | Line to Redon |
| | | | Line to Saint-Malo |
|
| | | | Line from Dinan and Lison |
| | | 454.3 | Lamballe (56m) |
| | | 465.0 | Yffiniac |
| | | | from Le Légué |
| | | 474.6 | Saint-Brieuc (99m) |
|
| | | 504.7 | Guingamp (99m) |
| | | | Réseau Breton to Carhaix |
| | | | |
| | | | Réseau Breton to Paimpol |
| | | 519.8 | Belle-Isle – Bégard |
| | | 530.9 | Plouaret-Trégor (123m) |
| | | | Line to Lannion |
| | | 539.1 | Plounérin |
| | | 553.4 | Plouigneau |
| | | 562.8 | Morlaix (61m) |
| | | | to Roscoff |
|
| | | | Line from Quimper |
| | | 603.6 | Landerneau (21m) |
| | | 608.4 | La Forest |
| | | 615.0 | Kerhuon |
| | | 622.4 | Brest (43m) |
| | | | | | |