| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Orat | city | Prefecture du Guera | Chad | 11.9666667 | 18.9166667 | 1722 | 607 |
| Orbogo | city | Prefecture du Mayo-Kebbi | Chad | 10.3 | 15.9833333 | 1059 | 6473 |
| Ore | city | Prefecture du Borkou-Ennedi-Tibesti | Chad | 21.25 | 17.3666667 | 3887 | 28 |
| Ore | city | Prefecture du Chari-Baguirmi | Chad | 10.75 | 17.4833333 | 1046 | 607 |
| Ore | city | Prefecture du Chari-Baguirmi | Chad | 10.8 | 17.4833333 | 1059 | 607 |
| Ore | city | Prefecture du Guera | Chad | 11.0333333 | 17.8666667 | 1332 | 607 |
| Oremi | city | Prefecture du Lac | Chad | 13.8 | 14.1166667 | 928 | 1149 |
| Orgayba | city | Prefecture du Biltine | Chad | 15.1333333 | 21.8833333 | 3195 | 551 |
| Orgayba | city | Prefecture du Biltine | Chad | 15.1166667 | 21.9 | 3064 | 551 |
| Orgnon | city | Prefecture du Chari-Baguirmi | Chad | 11.0333333 | 15.6833333 | 984 | 2170 |
| Oride | city | Prefecture du Lac | Chad | 13.75 | 15.4 | 1000 | 1116 |
| Oro | city | Prefecture du Logone Occidental | Chad | 8.6166667 | 15.7666667 | 1486 | 7014 |
| Orobogo | city | Prefecture du Mayo-Kebbi | Chad | 10.3 | 16.1 | 1036 | 5624 |
| Orok | city | Prefecture du Biltine | Chad | 14.4333333 | 21.1833333 | 2312 | 551 |
| Orouare | city | Prefecture du Moyen-Chari | Chad | 9.0333333 | 18.8666667 | 1135 | 2329 |
| Orouaré | city | Prefecture du Moyen-Chari | Chad | 9.0333333 | 18.8666667 | 1135 | 2329 |
| Orouba | city | Prefecture du Biltine | Chad | 14.8666667 | 22.25 | 3087 | 551 |
| Oroungou | city | Prefecture du Tandjile | Chad | 9.6 | 16.6666667 | 1158 | 3855 |
| Orware | city | Prefecture du Moyen-Chari | Chad | 9.0333333 | 18.8666667 | 1135 | 2329 |
| Oré | city | Prefecture du Borkou-Ennedi-Tibesti | Chad | 21.25 | 17.3666667 | 3887 | 28 |
| Oré | city | Prefecture du Chari-Baguirmi | Chad | 10.75 | 17.4833333 | 1046 | 607 |
| Oré | city | Prefecture du Chari-Baguirmi | Chad | 10.8 | 17.4833333 | 1059 | 607 |
| Oré | city | Prefecture du Guera | Chad | 11.0333333 | 17.8666667 | 1332 | 607 |
| Orémi | city | Prefecture du Lac | Chad | 13.8 | 14.1166667 | 928 | 1149 |
| Orïdé | city | Prefecture du Lac | Chad | 13.75 | 15.4 | 1000 | 1116 |