| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Olagnier | city | Auvergne | France | 45.63 | 3.58 | 2742 | 2514 |
| Olargues | city | Languedoc-Roussillon | France | 43.56 | 2.91 | 830 | 1613 |
| Olaro | city | Aquitaine | France | 43.20 | -0.60 | 830 | 13561 |
| Olby | city | Auvergne | France | 45.74 | 2.87 | 2562 | 2123 |
| Oleac | city | Midi-Pyrenees | France | 43.16 | 0.19 | 1187 | 4162 |
| Oleac | city | Midi-Pyrenees | France | 43.27 | 0.14 | 1194 | 17334 |
| Olemps | city | Midi-Pyrenees | France | 44.35 | 2.55 | 1929 | 39352 |
| Olendon | city | Basse-Normandie | France | 48.97 | -0.17 | 354 | 3351 |
| Oleta | city | Corse | France | 42.85 | 9.43 | 830 | 1677 |
| Oletta | city | Corse | France | 42.63 | 9.36 | 1998 | 3454 |
| Olette | city | Languedoc-Roussillon | France | 42.55 | 2.27 | 2509 | 533 |
| Olgy | city | Lorraine | France | 49.19 | 6.20 | 830 | 36467 |
| Olhain | city | Nord-Pas-de-Calais | France | 50.43 | 2.58 | 364 | 28735 |
| Olheta | city | Aquitaine | France | 43.34 | -1.67 | 830 | 18870 |
| Olhette | city | Aquitaine | France | 43.34 | -1.67 | 830 | 18870 |
| Olincthun | city | Nord-Pas-de-Calais | France | 50.75 | 1.66 | 285 | 50189 |
| Olini | city | Corse | France | 42.42 | 9.29 | 3349 | 1306 |
| Oliolas | city | Provence-Alpes-Cote d'Azur | France | 43.14 | 5.85 | 167 | 98016 |
| Oliulas | city | Provence-Alpes-Cote d'Azur | France | 43.14 | 5.85 | 167 | 98016 |
| Oliveau | city | Centre-Val de Loire | France | 47.07 | 1.24 | 410 | 813 |
| Olivese | city | Corse | France | 41.85 | 9.06 | 2608 | 732 |
| Olivet | city | Pays de la Loire | France | 48.12 | -0.92 | 830 | 6449 |
| Olivet | city | Centre-Val de Loire | France | 47.86 | 1.90 | 344 | 132968 |
| Olivoux | city | Aquitaine | France | 45.09 | 0.57 | 347 | 4480 |
| Olizy | city | Champagne-Ardenne | France | 49.15 | 3.76 | 830 | 2241 |
| Olizy | city | Champagne-Ardenne | France | 49.35 | 4.77 | 393 | 1631 |
| Olizy-et-Violaine | city | Champagne-Ardenne | France | 49.15 | 3.76 | 830 | 2241 |
| Olizy-sur-Chiers | city | Lorraine | France | 49.56 | 5.22 | 830 | 2908 |
| Ollainville | city | France | 48.59 | 2.22 | 183 | 50717 | |
| Ollainville | city | Lorraine | France | 48.27 | 5.81 | 1148 | 3017 |
| Ollans | city | Franche-Comte | France | 47.42 | 6.24 | 931 | 2405 |
| Olle | city | Centre-Val de Loire | France | 48.39 | 1.30 | 830 | 4343 |
| Olley | city | Lorraine | France | 49.17 | 5.76 | 830 | 1691 |
| Ollezy | city | Picardie | France | 49.73 | 3.14 | 226 | 5057 |
| Ollias | city | Auvergne | France | 45.34 | 3.84 | 3349 | 3376 |
| Ollieres | city | Lorraine | France | 49.35 | 5.72 | 902 | 3224 |
| Ollieres | city | Provence-Alpes-Cote d'Azur | France | 43.48 | 5.83 | 987 | 8873 |
| Olliergues | city | Auvergne | France | 45.67 | 3.64 | 1669 | 2483 |
| Ollioules | city | Provence-Alpes-Cote d'Azur | France | 43.14 | 5.85 | 167 | 98016 |
| Ollivet | city | Pays de la Loire | France | 48.12 | -0.92 | 830 | 6449 |
| Ollières | city | Auvergne | France | 45.12 | 4.14 | 3474 | 5855 |
| Olloix | city | Auvergne | France | 45.62 | 3.05 | 2509 | 2149 |
| Ollon | city | Rhone-Alpes | France | 44.30 | 5.19 | 1771 | 2050 |
| Olmet | city | Languedoc-Roussillon | France | 43.71 | 3.31 | 830 | 7571 |
| Olmet | city | Auvergne | France | 45.71 | 3.66 | 2726 | 2305 |
| Olmet | city | Auvergne | France | 44.95 | 2.61 | 2664 | 3129 |
| Olmet-et-Villecun | city | Languedoc-Roussillon | France | 43.71 | 3.31 | 830 | 7571 |
| Olmeta | city | Corse | France | 42.61 | 9.35 | 1669 | 2673 |
| Olmeta di Tuda | city | Corse | France | 42.61 | 9.35 | 1669 | 2673 |
| Olmeta-di-Tuda | city | Corse | France | 42.61 | 9.35 | 1669 | 2673 |
| Olmetao | city | Corse | France | 42.61 | 9.35 | 1669 | 2673 |
| Olmeto | city | Corse | France | 41.72 | 8.92 | 830 | 2146 |
| Olmi | city | Corse | France | 42.42 | 9.29 | 3349 | 1306 |
| Olmi è Cappella | city | Corse | France | 42.53 | 9.02 | 2536 | 508 |
| Olmi-Capella | city | Corse | France | 42.53 | 9.02 | 2536 | 508 |
| Olmi-Cappella | city | Corse | France | 42.53 | 9.02 | 2536 | 508 |
| Olmiccia | city | Corse | France | 41.69 | 9.06 | 1669 | 876 |
| Olmo | city | Corse | France | 42.50 | 9.41 | 1706 | 4004 |
| Olmo | city | Corse | France | 42.00 | 8.91 | 2509 | 3114 |
| Olmucciu | city | Corse | France | 41.70 | 9.40 | 0 | 548 |
| Olonne | city | Pays de la Loire | France | 46.54 | -1.77 | 62 | 31138 |
| Olonne-sur-Mer | city | Pays de la Loire | France | 46.54 | -1.77 | 62 | 31138 |
| Olonzac | city | Languedoc-Roussillon | France | 43.28 | 2.73 | 164 | 5530 |
| Oloroe | city | Aquitaine | France | 43.20 | -0.60 | 830 | 13561 |
| Oloroe-Donamaria | city | Aquitaine | France | 43.20 | -0.60 | 830 | 13561 |
| Oloron | city | Aquitaine | France | 43.20 | -0.60 | 830 | 13561 |
| Oloron Ste Marie | city | Aquitaine | France | 43.20 | -0.60 | 830 | 13561 |
| Oloron-Sainte-Marie | city | Aquitaine | France | 43.20 | -0.60 | 830 | 13561 |
| Olouise | city | Rhone-Alpes | France | 45.65 | 5.42 | 830 | 8284 |
| Olouise | city | Rhone-Alpes | France | 45.65 | 5.40 | 1040 | 7214 |
| Ols | city | Midi-Pyrenees | France | 44.47 | 1.96 | 1033 | 1740 |
| Ols-et-Rignodes | city | Midi-Pyrenees | France | 44.47 | 1.96 | 1033 | 1740 |
| Ols-et-Rinhodes | city | Midi-Pyrenees | France | 44.47 | 1.96 | 1033 | 1740 |
| Olse | city | Alsace | France | 48.70 | 7.67 | 830 | 17593 |
| Oltingen | city | Alsace | France | 47.49 | 7.39 | 1669 | 5331 |
| Oltingue | city | Alsace | France | 47.49 | 7.39 | 1669 | 5331 |
| Olwisheim | city | Alsace | France | 48.70 | 7.67 | 830 | 17593 |
| Oléac-Debat | city | Midi-Pyrenees | France | 43.27 | 0.14 | 1194 | 17334 |
| Oléac-Dessus | city | Midi-Pyrenees | France | 43.16 | 0.19 | 1187 | 4162 |