| VER78 | Versailles | 41000 | | | | | | |
| SAT78 | Sartrouville | 37000 | | | | | | |
| GUY78 | Guyancourt | 30000 | | | | | | |
| MAA78 | Mantes-la-Jolie Mantes A | 26000 | | | | | | |
| TRA78 | Trappes | 25000 | | | | | | |
| SGE78 | Saint-Germain-en-Laye | 23000 | | | | | | |
| BOI78 | Bois-d'Arcy | 22000 | | | | | | |
| CHE78 | Le Chesnay | 20000 | | | | | | |
| MTS78 | Montesson | 19000 | | | | | | |
| MUR78 | Les Mureaux | 19000 | | | | | | |
| POA78 | Poissy A | 19000 | | | | | | |
| CHA78 | Chanteloup-les-Vignes | 18000 | | | | | | |
| CNF78 | Conflans-Sainte-Honorine | 17000 | | | | | | |
| BOU78 | Bougival | 17000 | | | | | | |
| PLA78 | Plaisir | 16000 | | | | | | |
| MLR78 | Marly-le-Roi | 15000 | | | | | | |
| VEL78 | Vélizy-Villacoublay | 15000 | | | | | | |
| MLA78 | Maisons-Laffitte | 14000 | | | | | | |
| AUB78 | Aubergenville | 13000 | | | | | | |
| VES78 | Le Vésinet | 12000 | | | | | | |
| VRN78 | Vernouillet | 12000 | | | | | | |
| MAB78 | Buchelay Mantes B | 12000 | | | | | | |
| POB78 | Poissy B | 10000 | | | | | | |
| RB178 | Rambouillet B | 8000 | | | | | | |
| RA178 | Rambouillet A | 8000 | | | | | | |
| VIR78 | Viroflay | 8000 | | | | | | |
| NEA78 | Neauphle-le-Château | 7000 | | | | | | |
| CHV78 | Chevreuse | 7000 | | | | | | |
| VIL78 | Villepreux | 7000 | | | | | | |
| COI78 | Coignières | 7000 | | | | | | |
| LOG78 | Les Loges-en-Josas | 6000 | | | | | | |
| NOI78 | Noisy-le-Roi | 6000 | | | | | | |
| MON78 | Montfort-l'Amaury | 6000 | | | | | | |
| BON78 | Bonnières-sur-Seine | 6000 | | | | | | |
| MES78 | Le Mesnil-Saint-Denis | 6000 | | | | | | |
| MAU78 | Maule | 6000 | | | | | | |
| HOU78 | Houilles | 5000 | | | | | | |
| PER78 | Le Perray-en-Yvelines | 5000 | | | | | | |
| GAR78 | Gargenville | 4800 | | | | | | |
| ORG78 | Orgeval | 4200 | | | | | | |
| S4B78 | Saint-Rémy-lès-Chevreuse Beauplan | 3700 | | | | | | |
| FEU78 | Feucherolles | 3600 | | | | | | |
| BEY78 | Beynes | 3400 | | | | | | |
| VLN78 | Villennes-sur-Seine | 3300 | | | | | | |
| HOD78 | Houdan | 3300 | | | | | | |
| ARN78 | Saint-Arnoult-en-Yvelines | 3300 | | | | | | |
| C8P78 (CHA78) | Carrières-sous-Poissy | 3000 | | | | | | |
| ESS78 | Les Essarts-le-Roi | 3000 | | | | | | |
| PIE78 | Élancourt Cle Saint Pierre | 2800 | | | | | | |
| ROS78 | Rosny-sur-Seine | 2800 | | | | | | |
| QUE78 | La Queue-les-Yvelines | 2600 | | | | | | |
| OGR78 | Orgerus | 2500 | | | | | | |
| GOU78 | Goussonville | 2500 | | | | | | |
| ROC78 | Rochefort-en-Yvelines | 2300 | | | | | | |
| RIC78 | Richebourg | 2300 | | | | | | |
| ABL78 | Ablis | 2300 | | | | | | |
| ECQ78 | Ecquevilly | 2100 | | | | | | |
| THO78 | Thoiry | 2100 | | | | | | |
| VVS78 (MUR78) | Vaux-sur-Seine | 2100 | | | | | | |
| BRD78 | Bourdonné | 2100 | | | | | | |
| S3N78 | Saint-Nom-la-Bretèche | 1800 | | | | | | |
| ZAY78 (SAT78) | Sartrouville Trembleaux | 1700 | | | | | | |
| SEP78 | Septeuil | 1700 | | | | | | |
| L5Y78 (MAA78) | Limay | 1700 | | | | | | |
| JUZ78 | Juziers | 1700 | | | | | | |
| LON78 | Longnes | 1700 | | | | | | |
| TRE78 | Le Tremblay-sur-Mauldre | 1600 | | | | | | |
| MTL78 | Montalet-le-Bois | 1600 | | | | | | |
| BRE78 | Bréval | 1450 | | | | | | |
| TOU78 | Toussus-le-Noble | 1300 | | | | | | |
| ORP78 | Orphin | 1250 | | | | | | |
| POR78 | Porcheville | 1250 | | | | | | |
| LOM78 | Lommoye | 1150 | | | | | | |
| CER78 | Cernay-la-Ville | 1150 | | | | | | |
| MOU78 | Mousseaux-sur-Seine | 950 | | | | | | |
| VLT78 | Villette | 950 | | | | | | |
| FOM78 | Fontenay-Mauvoisin | 900 | | | | | | |
| SAI78 | Sailly | 900 | | | | | | |
| AUT78 | Auteuil | 900 | | | | | | |
| LZZ78 | Limetz-Villez | 850 | | | | | | |
| DAM78 | Dampierre-en-Yvelines | 850 | | | | | | |
| LEG78 | Saint-Léger-en-Yvelines | 800 | | | | | | |
| M7X78 (MUR78) | Les Mureaux Garennes | 750 | | | | | | |
| FOP78 | Fontenay-Saint-Père | 700 | | | | | | |
| SON78 | Sonchamp | 700 | | | | | | |
Taille moyenne des NRA : 7 581 lignes
Taille du NRA médian : 3 400 lignes
644 400 lignes au total