| Postleitzahl | City | X | Y |
 | 78960 | Voisins le bretonneux | 48.7587 | 2.04851 |
| | 78220 | Viroflay | 48.8024 | 2.17151 |
| | 78640 | Villiers saint frederic | 48.8202 | 1.88251 |
| | 78770 | Villiers le mahieu | 48.8533 | 1.7738 |
| | 78930 | Villette | 48.9263 | 1.69374 |
| | 78450 | Villepreux | 48.8311 | 2.01309 |
| | 78670 | Villennes sur seine | 48.9368 | 1.99587 |
| | 78125 | Vieille eglise en yvelines | 48.6697 | 1.8748 |
| | 78490 | Vicq | 48.8215 | 1.82844 |
| | 78930 | Vert | 48.9403 | 1.6832 |
| | 78000 | Versailles | 48.8026 | 2.11789 |
| | 78540 | Vernouillet | 48.9656 | 1.9753 |
| | 78480 | Verneuil sur seine | 48.9872 | 1.96277 |
| | 78140 | Velizy villacoublay | 48.784 | 2.19707 |
| | 78740 | Vaux sur seine | 49.0096 | 1.9745 |
| | 78510 | Triel sur seine | 48.978 | 2.00877 |
| | 78190 | Trappes | 48.775 | 1.99344 |
| | 78117 | Toussus le noble | 48.7466 | 2.11791 |
| | 78790 | Tilly | 48.878 | 1.57501 |
| | 78770 | Thoiry | 48.8725 | 1.7978 |
| | 78850 | Thiverval grignon | 48.8443 | 1.93387 |
| | 78250 | Tessancourt sur aubette | 49.025 | 1.91835 |
| | 78910 | Tacoignieres | 48.8331 | 1.66523 |
| | 78120 | Sonchamp | 48.5881 | 1.86889 |
| | 78200 | Soindres | 48.9535 | 1.67168 |
| | 78790 | Septeuil | 48.8882 | 1.68459 |
| | 78720 | Senlisse | 48.6854 | 1.97174 |
| | 78650 | Saulx marchais | 48.8462 | 1.83625 |
| | 78500 | Sartrouville | 48.9396 | 2.17459 |
| | 78730 | Sainte mesme | 48.5357 | 1.94058 |
| | 78470 | Saint remy les chevreuse | 48.7039 | 2.07899 |
| | 78690 | Saint remy l'honore | 48.7488 | 1.87574 |
| | 78860 | Saint nom la breteche | 48.8634 | 2.01915 |
| | 78520 | Saint martin la garenne | 49.036 | 1.67731 |
| | 78790 | Saint martin des champs | 48.8779 | 1.71917 |
| | 78660 | Saint martin de brethencourt | 48.5149 | 1.91568 |
| | 78610 | Saint leger en yvelines | 48.73 | 1.75992 |
| | 78470 | Saint lambert | 48.7339 | 2.00623 |
| | 78980 | Saint illiers le bois | 48.9651 | 1.51187 |
| | 78980 | Saint illiers la ville | 48.9776 | 1.54421 |
| | 78125 | Saint hilarion | 48.6225 | 1.72862 |
| | 78100 | Saint germain en laye | 48.9407 | 2.09871 |
| | 78640 | Saint germain de la grange | 48.8331 | 1.90235 |
| | 78720 | Saint forget | 48.7128 | 1.99704 |
| | 78210 | Saint cyr l'ecole | 48.8066 | 2.06593 |
| | 78730 | Saint arnoult en yvelines | 48.5725 | 1.93464 |
| | 78440 | Sailly | 49.043 | 1.79368 |
| | 78710 | Rosny sur seine | 48.9964 | 1.6082 |
| | 78790 | Rosay | 48.9113 | 1.68396 |
| | 78270 | Rolleboise | 49.0192 | 1.60183 |
| | 78150 | Rocquencourt | 48.8327 | 2.10442 |
| | 78730 | Rochefort en yvelines | 48.5924 | 1.97978 |
| | 78550 | Richebourg | 48.8248 | 1.6346 |
| | 78590 | Rennemoulin | 48.8332 | 2.04229 |
| | 78120 | Rambouillet | 48.6539 | 1.82653 |
| | 78125 | Raizeux | 48.6356 | 1.68907 |
| | 78910 | Prunay le temple | 48.8593 | 1.6713 |
| | 78660 | Prunay en yvelines | 48.5268 | 1.80514 |
| | 78270 | Port villez | 49.058 | 1.51634 |
| | 78440 | Porcheville | 48.9762 | 1.76831 |
| | 78730 | Ponthevrard | 48.5499 | 1.90806 |
| | 78300 | Poissy | 48.9235 | 2.02716 |
| | 78125 | Poigny la foret | 48.6829 | 1.7544 |
| | 78370 | Plaisir | 48.8126 | 1.94699 |
| | 78200 | Perdreauville | 48.9705 | 1.61325 |
| | 78660 | Paray douaville | 48.46 | 1.86292 |
| | 78910 | Osmoy | 48.864 | 1.71711 |
| | 78910 | Orvilliers | 48.8548 | 1.64252 |
| | 78660 | Orsonville | 48.4779 | 1.82684 |
| | 78125 | Orphin | 48.5761 | 1.783 |
| | 78630 | Orgeval | 48.9165 | 1.96929 |
| | 78910 | Orgerus | 48.838 | 1.6962 |
| | 78125 | Orcemont | 48.5969 | 1.80955 |
| | 78250 | Oinville sur montcient | 49.0255 | 1.84612 |
| | 78590 | Noisy le roi | 48.8465 | 2.05479 |