| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Oasis de Lesseps | city | Gabes | Tunisia | 34.02 | 10.03 | 22 | 30298 |
| Oglat el Djedra | city | Sidi Bouzid | Tunisia | 34.90 | 9.47 | 994 | 3278 |
| Oglet Elababsa | city | Medenine | Tunisia | 33.23 | 10.78 | 187 | 0 |
| Oled er Rouadjah | city | Kairouan | Tunisia | 35.97 | 10.16 | 170 | 7208 |
| Ouadenine | city | Monastir | Tunisia | 35.71 | 10.67 | 170 | 54820 |
| Ouallarh | city | Medenine | Tunisia | 33.82 | 10.88 | 78 | 49158 |
| Ouardanine | city | Monastir | Tunisia | 35.71 | 10.67 | 170 | 54820 |
| Ouardenine | city | Monastir | Tunisia | 35.71 | 10.67 | 170 | 54820 |
| Oudhref | city | Gabes | Tunisia | 33.98 | 9.97 | 26 | 51753 |
| Oudref | city | Gabes | Tunisia | 33.98 | 9.97 | 26 | 51753 |
| Oued Ellil | city | Tunis | Tunisia | 36.83 | 10.04 | 154 | 152086 |
| Oued Errebaa | city | Medenine | Tunisia | 33.20 | 10.94 | 95 | 0 |
| Oued Esseder | city | Medenine | Tunisia | 33.33 | 10.69 | 183 | 0 |
| Oued Lill | city | Tunis | Tunisia | 36.83 | 10.04 | 154 | 152086 |
| Oued Melah | city | Gabes | Tunisia | 34.03 | 10.02 | 13 | 26649 |
| Oued Meliz | city | Jendouba | Tunisia | 36.47 | 8.55 | 830 | 12048 |
| Oued Sarrath | city | Kef | Tunisia | 35.77 | 8.62 | 2007 | 3278 |
| Oued Zarga | city | Tunisia | 36.68 | 9.42 | 400 | 6705 | |
| Oued Zargua | city | Tunisia | 36.68 | 9.42 | 400 | 6705 | |
| Oued Zarta | city | Tunisia | 36.68 | 9.42 | 400 | 6705 | |
| Oued Zebib | city | Medenine | Tunisia | 33.79 | 10.84 | 62 | 46337 |
| Oued Zerga | city | Tunisia | 36.68 | 9.42 | 400 | 6705 | |
| Oued el Maza | city | Sfax | Tunisia | 35.07 | 10.93 | 114 | 6291 |
| Oued et Taam | city | Medenine | Tunisia | 33.29 | 10.57 | 269 | 7554 |
| Oued-Serrath | city | Kef | Tunisia | 35.77 | 8.62 | 2007 | 3278 |
| Ouedrane | city | Medenine | Tunisia | 33.77 | 10.97 | 62 | 40751 |
| Oulad Aissa | city | Ben Arous | Tunisia | 36.54 | 10.23 | 1669 | 22053 |
| Oulad Amor | city | Medenine | Tunisia | 33.84 | 10.97 | 22 | 38684 |
| Oulad Amor | city | Sousse | Tunisia | 36.02 | 10.29 | 131 | 13844 |
| Oulad Azzedine | city | Sfax | Tunisia | 34.66 | 11.09 | 0 | 13777 |
| Oulad Ben Draif | city | Sfax | Tunisia | 34.73 | 10.33 | 830 | 6109 |
| Oulad Bou Goussa | city | Kef | Tunisia | 35.95 | 9.04 | 2542 | 3278 |
| Oulad Bou Hadda | city | Kef | Tunisia | 35.96 | 9.05 | 2509 | 3278 |
| Oulad Cheraiet | city | Nabeul | Tunisia | 36.94 | 10.83 | 154 | 1868 |
| Oulad Hadj Ahmed | city | Sfax | Tunisia | 34.78 | 10.50 | 252 | 6109 |
| Oulad Haj Ahmed | city | Sfax | Tunisia | 34.78 | 10.50 | 252 | 6109 |
| Oulad Kacem | city | Sfax | Tunisia | 34.69 | 11.17 | 0 | 1690 |
| Oulad Maalla | city | Tunisia | 36.59 | 8.75 | 1062 | 13029 | |
| Oulad Madjed | city | Tozeur | Tunisia | 34.00 | 8.24 | 160 | 24377 |
| Oulad Majed | city | Tozeur | Tunisia | 34.00 | 8.24 | 160 | 24377 |
| Oulad Merzoug | city | Kef | Tunisia | 35.77 | 8.97 | 2578 | 3278 |
| Oulad Messaoud | city | Beja | Tunisia | 36.59 | 9.78 | 830 | 6253 |
| Oulad Messaouda | city | Sousse | Tunisia | 36.04 | 10.32 | 29 | 14006 |
| Oulad Mohammed el Alounia | city | Sousse | Tunisia | 36.07 | 10.26 | 85 | 13013 |
| Oulad Mrabot | city | Sousse | Tunisia | 36.08 | 10.29 | 137 | 14006 |
| Oulad Nasseur | city | Kairouan | Tunisia | 35.20 | 9.87 | 830 | 6359 |
| Oulad Neffet | city | Kairouan | Tunisia | 36.00 | 10.18 | 147 | 7162 |
| Oulad Neffet | city | Sousse | Tunisia | 36.01 | 10.26 | 180 | 11714 |
| Oulad Nouasseur | city | Sfax | Tunisia | 34.80 | 10.48 | 282 | 6109 |
| Oulad Soltane | city | Tataouine | Tunisia | 32.79 | 10.52 | 1669 | 0 |
| Oulad Youssef | city | Kef | Tunisia | 35.98 | 9.18 | 2509 | 3278 |
| Oulad el Abed | city | Sousse | Tunisia | 35.99 | 10.29 | 193 | 13899 |
| Oulad el Abed | city | Sousse | Tunisia | 35.98 | 10.26 | 193 | 12574 |
| Oulad el Ghoulet | city | Sousse | Tunisia | 36.05 | 10.30 | 52 | 13967 |
| Oulad el Hajj Saad | city | Sfax | Tunisia | 34.73 | 10.32 | 830 | 6109 |
| Oulad el Houra | city | Kef | Tunisia | 35.96 | 9.05 | 2509 | 3278 |
| Oulad el Kassem | city | Sfax | Tunisia | 34.69 | 11.17 | 0 | 1690 |
| Oulad el Kelba | city | Sousse | Tunisia | 36.02 | 10.32 | 26 | 14006 |
| Oulad el Klib | city | Kairouan | Tunisia | 35.98 | 10.15 | 203 | 7152 |
| Oulad el Meniou | city | Sousse | Tunisia | 36.04 | 10.32 | 32 | 14006 |
| Oulad el Rhoulet | city | Sousse | Tunisia | 36.05 | 10.30 | 52 | 13967 |
| Oulad-Yaneg | city | Sfax | Tunisia | 34.67 | 11.14 | 0 | 1311 |
| Oulad-bou-Ali | city | Sfax | Tunisia | 34.70 | 11.20 | 0 | 2594 |
| Ouled Abd er Rahmane | city | Kairouan | Tunisia | 35.16 | 9.87 | 830 | 5052 |
| Ouled Alaïa | city | Beja | Tunisia | 36.65 | 9.77 | 377 | 10433 |
| Ouled Bel Firane | city | Kairouan | Tunisia | 36.00 | 9.95 | 830 | 7152 |
| Ouled Bou Ali | city | Sfax | Tunisia | 34.70 | 11.20 | 0 | 2594 |
| Ouled Bou Zerara | city | Sfax | Tunisia | 34.68 | 10.65 | 78 | 73423 |
| Ouled Fradji | city | Manouba | Tunisia | 36.68 | 9.84 | 265 | 19377 |
| Ouled Fraji | city | Manouba | Tunisia | 36.68 | 9.84 | 265 | 19377 |
| Ouled Kacem | city | Sfax | Tunisia | 34.69 | 11.17 | 0 | 1690 |
| Ouled Khlifa | city | Medenine | Tunisia | 33.34 | 10.88 | 3 | 0 |
| Ouled Mannsour | city | Tunisia | 36.43 | 10.25 | 830 | 4420 | |
| Ouled Negaz | city | Kairouan | Tunisia | 35.62 | 9.46 | 1886 | 7152 |
| Ouled Salem | city | Nabeul | Tunisia | 36.45 | 10.43 | 830 | 3629 |
| Ouled Sidi Ahmed Ben Ali | city | Siliana | Tunisia | 35.89 | 9.21 | 2824 | 29205 |
| Ouled Sidi Ferhatt | city | Kairouan | Tunisia | 35.96 | 10.07 | 229 | 7152 |
| Ouled Slimane | city | Kairouan | Tunisia | 35.98 | 10.13 | 203 | 7152 |
| Ouled Yaneg | city | Sfax | Tunisia | 34.67 | 11.14 | 0 | 1311 |
| Ouled Yanek | city | Sfax | Tunisia | 34.67 | 11.14 | 0 | 1311 |
| Ouled Zair | city | Kairouan | Tunisia | 35.21 | 9.86 | 830 | 6722 |
| Ouled el Abed | city | Sousse | Tunisia | 35.98 | 10.26 | 193 | 12574 |
| Ouled el Djema | city | Manouba | Tunisia | 36.75 | 9.93 | 114 | 35605 |
| Ouled el Jema | city | Manouba | Tunisia | 36.75 | 9.93 | 114 | 35605 |
| Ouled el Klib | city | Kairouan | Tunisia | 35.95 | 10.15 | 173 | 7152 |
| Ouled er Rouadjah | city | Kairouan | Tunisia | 35.97 | 10.16 | 170 | 7208 |
| Ouled er Rouajah | city | Kairouan | Tunisia | 35.97 | 10.16 | 170 | 7208 |
| Ouled ez Zlassi | city | Kairouan | Tunisia | 35.97 | 10.12 | 209 | 7152 |
| Oum Chalatit | city | Sidi Bouzid | Tunisia | 35.41 | 9.36 | 1669 | 3278 |
| Oum Dhouil | city | Tunisia | 36.72 | 10.82 | 157 | 3129 | |
| Oum Douil | city | Tunisia | 36.72 | 10.82 | 157 | 3129 | |
| Oum El Araies | city | Gafsa | Tunisia | 34.49 | 8.27 | 1669 | 48298 |
| Oum Semaa | city | Kebili | Tunisia | 33.79 | 8.82 | 131 | 17099 |
| Oum Soumaa | city | Kebili | Tunisia | 33.79 | 8.82 | 131 | 17099 |
| Oum el Frais | city | Tunisia | 36.36 | 8.99 | 830 | 3278 | |
| Oum es Somaa | city | Kebili | Tunisia | 33.79 | 8.82 | 131 | 17099 |
| Oum ez Zid el Kbira | city | Bizerte | Tunisia | 37.03 | 9.71 | 141 | 25504 |
| Oum ez Zid es Sghira | city | Bizerte | Tunisia | 37.04 | 9.70 | 95 | 30464 |
| Oum ez Zid es Srhira | city | Bizerte | Tunisia | 37.04 | 9.70 | 95 | 30464 |
| Oumsetrene | city | Tunisia | 37.02 | 10.91 | 72 | 5877 | |
| Ouseltia | city | Kairouan | Tunisia | 35.85 | 9.59 | 1669 | 7152 |
| Ousseltia | city | Kairouan | Tunisia | 35.85 | 9.59 | 1669 | 7152 |
| Ousseltia Ouled Hedib | city | Kairouan | Tunisia | 35.60 | 9.59 | 1669 | 7152 |
| Ousseltia Ouled Rabat | city | Kairouan | Tunisia | 35.60 | 9.58 | 1669 | 7152 |
| Outaiet Ben Nejma | city | Medenine | Tunisia | 33.28 | 10.68 | 232 | 0 |