| date | section name | line |
|
| 19-07-1900 | Porte de Vincennes-Porte Maillot | Driverless Metro: Line 1 |
| 24-03-1934 | Porte de Vincennes-Chateau de Vincennes | Driverless Metro: Line 1 |
| 29-04-1937 | Porte Maillot-Pont de Neuilly | Driverless Metro: Line 1 |
| 1963 | rails were converted in order to accommodate rubber-tyred trains | Driverless Metro: Line 1 |
| 01-04-1992 | Pont de Neuilly-La Defense | Driverless Metro: Line 1 |
| 2011 | full automation | Driverless Metro: Line 1 |
| 13-12-1900 | Porte Dauphine-Etoile | Line 2 |
| 07-10-1902 | Etoile-Anvers | Line 2 |
| 31-01-1903 | Anvers-Bagnolet | Line 2 |
| 02-04-1903 | Bagnolet-Nation | Line 2 |
| 1904 | 1010Pere Lachaise-Villiers | Line 3 |
| 25-01-1905 | Pere Lachaise-Gambetta | Line 3 |
| 23-05-1910 | Villiers-Pereire | Line 3 |
| 15-02-1911 | Pereire-Porte de Champerret | Line 3 |
| 27-11-1921 | Gambetta-Porte des Lilas | Line 3 |
| 24-09-1937 | Porte de Champerret-Pont de Levallois | Line 3 |
| 02-04-1971 | Gambetta-Gallieni | Line 3 |
| 27-03-1971 | Gambetta-Porte des Lilas as Line 3bis indipendent line | Line 3bis |
| 21-04-1908 | Porte de Clignancourt-Chatelet | Line 4 |
| 30-10-1909 | Porte d'Orleans-Raspail | Line 4 |
| 09-01-1910 | Chatelet-Raspail | Line 4 |
| 1967 | rails were converted in order to accommodate rubber-tyred trains | Line 4 |
| 23-03-2013 | Porte d'Orleans-Mairie de Montrouge | Line 4 |
| 06-06-1906 | Place d'Italie-Gare d'Orléans/Gare d'Austerlitz | Line 5 |
| 17-12-1906 | Gare d'Orléans-Lancry/Jacques Bonsergent | Line 5 |
| 14-10-1907 | section Etoile-Place d'Italie was incorporated | Line 5 |
| 15-11-1907 | Lancry-Gare du Nord | Line 5 |
| 1942 | Etoile-Place d'Italie transferred to line 6;Gare du Nord-Eglise de Pantin | Line 5 |
| 25-04-1985 | Eglise de Pantin-Bobigny Pablo Picasso | Line 5 |
| 02-10-1900 | Etoile-Trocadero | Line 6 |
| 06-11-1903 | Trocadero-Passy | Line 6 |
| 24-04-1906 | Passy-Place d'Italie | Line 6 |
| 14-10-1907 | Etoile-Place d'Italie incorporated into line 5 | Line 6 |
| 01-03-1909 | Place d'Italie-Nation | Line 6 |
| 12-10-1942 | Etoile-Place d'Italie transferred from line 5 to the line 6 | Line 6 |
| 1974 | rails were converted in order to accommodate rubber-tyred trains | Line 6 |
| 05-11-1910 | Opera-Porte de la Villette | Line 7 |
| 18-01-1911 | Louis Blanc-Pre Saint Gervais | Line 7 |
| 01-07-1916 | Opera-Palais Royal | Line 7 |
| 16-04-1926 | Palais Royal-Pont Marie | Line 7 |
| 1930 | Place Monge-Place d'Italie;Pont Marie-Pont de Sully;Place d'Italie-Porte de Choisy | Line 7 |
| 26-04-1931 | Pont de Sully-Place Monge; Porte de Choisy-Porte d'Ivry | Line 7 |
| 01-05-1946 | Porte d'Ivry-Mairie d'Ivry | Line 7 |
| 1967 | branch Louis Blanc-Pre Saint Gervais became independent as Line 7bis | Line 7 |
| 04-10-1979 | Porte de la Villette-Fort d'Aubervilliers | Line 7 |
| 11-12-1982 | Maison Blanche-Le Kremlin Bicetre | Line 7 |
| 28-02-1985 | Le Kremlin Bicetre-Villejuif Louis Aragon | Line 7 |
| 06-05-1987 | Fort d'Aubervilliers-La Courneuve/8 mai 1945 | Line 7 |
| 13-07-1913 | Beaugrenelle-Opera | Line 8 |
| 30-09-1913 | Beaugrenelle-Porte d'Auteuil | Line 8 |
| 30-06-1928 | Opera-Richelieu Drouot | Line 8 |
| 05-05-1931 | Richelieu Drouot-Porte de Charenton | Line 8 |
| 27-07-1937 | La Motte Picquet-Porte d'Auteuil section transferred to line 10; La Motte Picquet-Balard | Line 8 |
| 05-10-1942 | Porte de Charenton-Charenton Ecoles | Line 8 |
| 19-09-1970 | Charenton Ecoles-Maisons Alfort/Stade | Line 8 |
| 27-04-1972 | Maisons Alfort/Stade-Maisons Alfort/Les Juillottes | Line 8 |
| 24-09-1973 | Maisons Alfort/Les Julliottes-Creteil l'Echat | Line 8 |
| 09-07-1974 | Creteil l'Echat-Creteil Prefecture | Line 8 |
| 08-10-2011 | Creteil Prefecture-Pointe du Lac | Line 8 |
| 08-11-1922 | Exelmans-Chaussee d'Antin | Line 9 |
| 29-09-1923 | Exelmans-Porte de St-Cloud | Line 9 |
| 30-06-1928 | Chaussee d'Antin-Richelieu Drouot | Line 9 |
| 10-12-1933 | Richelieu Drouot-Porte de Montreuil | Line 9 |
| 03-02-1934 | Porte de St.Cloud-Pont de Sevres | Line 9 |
| 14-10-1937 | Porte de Montreuil-Mairie de Montreuil | Line 9 |
| 30-12-1923 | Invalides-Croix Rouge; today mostly served by Line 13 | Line 10 |
| 11-03-1925 | Croix Rouge-Mabillon | Line 10 |
| 14-02-1926 | Mabillon-Odeon | Line 10 |
| 1930 | Odeon-Place d'Italie-Porte de Choisy | Line 10 |
| 26-04-1931 | Place Monge-Porte de Choisy section transferred to line 7; Maubert Mutualite-Jussieu | Line 10 |
| 1937 | Duroc-Invalides transferred to Line 13; Duroc-La Motte Picquet; La Motte Picquet-Porte d'Auteuil transferred from line 8 to line 10 | Line 10 |
| 1939 | Jussieu-Gare d'Orleans/Austerlitz | Line 10 |
| 03-10-1980 | Porte d'Auteuil-Boulogne/Jean Jaures | Line 10 |
| 02-10-1981 | Boulogne/Jean Jaures-Pont de Saint Cloud | Line 10 |
| 28-04-1935 | Chatelet-Porte des Lilas | Line 11 |
| 17-02-1937 | Porte des Lilas-Mairie des Lilas | Line 11 |
| 08-11-1956 | rails were converted in order to accommodate rubber-tyred trains | Line 11 |
| 05-11-1910 | Porte de Versailles-Notre Dame de Lorette | Line 12 |
| 08-04-1911 | Notre Dame de Lorette-Pigalle | Line 12 |
| 31-10-1912 | Pigalle-Jules Joffrin | Line 12 |
| 23-08-1916 | Jules Joffrin-Porte de la Chapelle | Line 12 |
| 24-03-1934 | Porte de Versailles-Mairie d'Issy | Line 12 |
| 18-12-2012 | Porte de la Chapelle-Aubervilliers/Saint-Denis/Front Populaire | Line 12 |
| 26-02-1911 | Saint Lazare-Porte de Saint Ouen | Line 13 |
| 20-01-1912 | La Fourche-Porte de Clichy | Line 13 |
| 1937 | Bienvenue-Porte de Vanves;Bienvenue-Duroc; Duroc-Invalides transferred from Line 10 to Line 13 | Line 13 |
| 30-06-1952 | Porte de Saint Ouen-Carrefour Pleyel | Line 13 |
| 27-06-1973 | Saint Lazare-Miromesnil | Line 13 |
| 18-02-1975 | Miromesnil-Champs Elysees/Clemenceau | Line 13 |
| 1976 | Carrefour Pleyel-Saint Denis/Basilique; Champs Elysees-Invalides;Porte de Vanves-Chatillon/Montrouge | Line 13 |
| 09-05-1980 | Porte de Clichy-Gabriel Peri | Line 13 |
| 25-05-1998 | Saint Denis/Basilique-Saint Denis/Universite | Line 13 |
| 14-06-2008 | Gabriel Peri-Les Courtilles | Line 13 |
| 15-10-1998 | Madeleine-Bibliotheque F. Mitterrand | Driverless Metro: Line 14 |
| 16-12-2003 | Madeleine-Saint Lazare | Driverless Metro: Line 14 |
| 26-06-2007 | Bibliotheque F. Mitterrand-Olympiades | Driverless Metro: Line 14 |