Postcode areas 78XXX
- Postcode area 78000 Versailles
- Postcode area 78100 Saint-Germain-en-Laye
- Postcode area 78110 Le Vésinet
- Postcode area 78111 Dammartin-en-Serve
- Postcode area 78112 Fourqueux
- Postcode area 78113 Adainville
- Postcode area 78114 Magny-les-Hameaux
- Postcode area 78117 Châteaufort
- Postcode area 78120 Rambouillet
- Postcode area 78121 Crespières
- Postcode area 78124 Mareil-sur-Mauldre
- Postcode area 78125 Gazeran
- Postcode area 78126 Aulnay-sur-Mauldre
- Postcode area 78130 Les Mureaux
- Postcode area 78140 Vélizy-Villacoublay
- Postcode area 78150 Le Chesnay
- Postcode area 78160 Marly-le-Roi
- Postcode area 78170 La Celle Saint-Cloud
- Postcode area 78180 Montigny-le-Bretonneux
- Postcode area 78190 Trappes
- Postcode area 78200 Mantes-la-Jolie
- Postcode area 78210 Saint-Cyr-l'École
- Postcode area 78220 Viroflay
- Postcode area 78230 Le Pecq
- Postcode area 78240 Chambourcy
- Postcode area 78250 Meulan
- Postcode area 78260 Achères
- Postcode area 78270 Bonnières-sur-Seine
- Postcode area 78280 Guyancourt
- Postcode area 78290 Croissy-sur-Seine
- Postcode area 78300 Poissy
- Postcode area 78310 Maurepas
- Postcode area 78320 Le Mesnil Saint-Denis
- Postcode area 78330 Fontenay-le-Fleury
- Postcode area 78340 Les Clayes-sous-Bois
- Postcode area 78350 Jouy-en-Josas
- Postcode area 78360 Montesson
- Postcode area 78370 Plaisir
- Postcode area 78380 Bougival
- Postcode area 78390 Bois-d'Arcy
- Postcode area 78400 Chatou
- Postcode area 78410 Aubergenville
- Postcode area 78420 Carrières-sur-Seine
- Postcode area 78430 Louveciennes
- Postcode area 78440 Gargenville
- Postcode area 78450 Villepreux
- Postcode area 78460 Chevreuse
- Postcode area 78470 Saint-Rémy-lès-Chevreuse
- Postcode area 78480 Verneuil-sur-Seine
- Postcode area 78490 Montfort-l'Amaury
- Postcode area 78500 Sartrouville
- Postcode area 78510 Triel-sur-Seine
- Postcode area 78520 Limay
- Postcode area 78530 Buc
- Postcode area 78540 Vernouillet
- Postcode area 78550 Houdan
- Postcode area 78560 Le Port Marly
- Postcode area 78570 Andrésy
- Postcode area 78580 Maule
- Postcode area 78590 Noisy-le-Roi
- Postcode area 78600 Maisons-Laffitte
- Postcode area 78610 Le Perray-en-Yvelines
- Postcode area 78620 L'Étang-la-Ville
- Postcode area 78630 Orgeval
- Postcode area 78640 Neauphle-le-Château
- Postcode area 78650 Beynes
- Postcode area 78660 Ablis
- Postcode area 78670 Villennes-sur-Seine
- Postcode area 78680 Épône
- Postcode area 78690 Les Essarts-le-Roi
- Postcode area 78700 Conflans-Sainte-Honorine
- Postcode area 78710 Rosny-sur-Seine
- Postcode area 78711 Mantes-la-Ville
- Postcode area 78720 Cernay-la-Ville
- Postcode area 78730 Saint-Arnoult-en-Yvelines
- Postcode area 78740 Vaux-sur-Seine
- Postcode area 78750 Mareil-Marly
- Postcode area 78760 Jouars-Pontchartrain
- Postcode area 78770 Thoiry
- Postcode area 78780 Maurecourt
- Postcode area 78790 Septeuil
- Postcode area 78800 Houilles
- Postcode area 78810 Feucherolles
- Postcode area 78820 Juziers
- Postcode area 78830 Bonnelles
- Postcode area 78840 Freneuse
- Postcode area 78850 Thiverval-Grignon
- Postcode area 78860 Saint-Nom-la-Bretèche
- Postcode area 78870 Bailly
- Postcode area 78890 Garancières
- Postcode area 78910 Orgerus
- Postcode area 78920 Ecquevilly
- Postcode area 78930 Guerville
- Postcode area 78940 La Queue-les-Yvelines
- Postcode area 78950 Gambais
- Postcode area 78955 Carrières-sous-Poissy
- Postcode area 78960 Voisins-le-Bretonneux
- Postcode area 78970 Mézières-sur-Seine
- Postcode area 78980 Bréval
- Postcode area 78990 Élancourt