Departemen di Chad
Departemen diurutkan berdasarkan nama

| Departemen | Pop>  2009 | Ibukota | Sub-prefektur |
| --- | --- | --- | --- |
| Abdi | 114.055 | Abdi [fr] | Abdi, Abkar Djombo, Biyeré |
| Aboudeïa | 65.772 | Aboudeïa | Abgué, Aboudeïa, Am Habilé |
| Abtouyour | 171.999 | Bitkine | Bang Bang, Bitkine |
Am-Djarass: 
| Assoungha | 282.315 | Adré | Adré, Borota, Hadjer Hadid, Mabrone, Molou, Tourane |
| Baguirmi | 226.128 | Massenya | Dourbali, Maï Aïche, Massenya |
| Barh Azoum (Barh-Azoum) | 184.984 | Am Timan | Am Timan, Djouna, Mouraye |
| Bahr el Gazel Nord | 64.822 | Salal | Dourgoulanga, Mandjoura, Salal |
| Bahr el Gazel Sud | 196.043 | Moussoro | Amsilep, Chadra, Michemiré, Moussoro |
| Barh Köh | 319.087 | Sarh | Balimba, Korbol, Koumogo, Moussa Foyo, Sarh |
| Barh Sara | 225.827 | Moïssala | Béboro, Békourou, Bouna, Dembo, Moïssala |
| Barh Signaka | 104.812 | Melfi | Chinguil, Mélfi, Mokofi |
| Batha Est | 188.631 | Oum Hadjer | Am Sack, Assinet, Haraze Djombo Kibit, Oum Hadjer |
| Batha Ouest | 222.243 | Ati | Ati, Djédaa, Koundjourou, Hidjelidjé |
| Biltine | 159.323 | Biltine | Am Zoer, Arada, Biltine, Mata |
| Borkou | 72.760 | Faya-Largeau | Faya-Largeau (Faya), Kouba Olanga |
| Borkou Yala | 24.491 | Kirdimi | Kirdimi, Yarda |
| Chari | 191.945 | Mandélia | Koundoul, La Loumia, Linia, Lougoun, Mandélia |
| Dababa | 219.686 | Bokoro | Bokoro, Gama, Moïto |
| Dagana | 188.233 | Massakory | Karal, Massakory, Tourba |
| Dar Tama | 179.095 | Guéréda | Guéréda, Kolonga, Sirim Birke |
| Djourf Al Ahmar (Djourouf Al Ahmar) | 71.472 | Am Dam | Am Dam, Haouich, Magrane |
| Dodjé | 105.126 | Beinamar | Béïnamar, Béïssa, Laoukassy, Tapol |
Ennedi: 
| Fitri | 116.157 | Yao | N'Djamena Bilala, Yao |
| Grande Sido | 105.375 | Maro [fr] | Danamadji, Djéké Djéké, Maro, Sido |
| Guéni | 94.529 | Krim Krim | Bao, Bémangra, Doguindi, Krim Krim |
| Guéra | 179.609 | Mongo | Baro, Mongo, Niergui |
| Haraze Al Biar | 562.957 | Massaguet | Mani, Massaguet, N'Djamena Fara |
| Haraze-Mangueigne | 57.849 | Haraze | Daha, Haraze, Mangueigne |
| Kabbia | 216.151 | Gounou Gaya | Berem, Djodo Gassa, Gounou Gaya, Pont Karwal[butuh rujukan]  |
| Kanem | 160.223 | Mao | Kekedina, Mao, Melea, Wadjigui |
| Kimiti | 218.304 | Goz Beïda | Adé, Goz Beïda, Kerfi, Koukou-Angarana, Mogororo, Moudeïna, Tissi |
| Kobé | 156.515 | Iriba | Iriba, Matadjana, Tiné Djagaraba |
| Kouh-Est | 100.401 | Bodo [fr] | Bédjo, Bodo, Béti |
| Kouh-Ouest | 50.509 | Béboto | Baké, Béboto, Dobiti |
| La Nya | 139.381 | Bébédjia | Bébédjia, Béboni, Komé, Mbikou, Miandoum |
| La Nya Pendé | 111.459 | Goré | Békan, Donia, Goré, Yamodo |
| La Pendé | 169.049 | Doba | Doba, Kara, Madana |
| Lac Iro | 173.822 | Kyabé | Alako, Bohobé, Baltoubaye, Boum Kebbir, Dindjebo, Kyabé, Ngondeye, Roro, Singako |
| Lac Léré | 226.600 | Léré | Binder, Guégou, Lagon, Léré |
| Lac Wey | 326.496 | Moundou | Bah, Déli, Dodinda, Mbalkabra, Mballa Banyo, Moundou, Ngondong |
| Loug Chari | 203.712 | Bousso | Bä Illi, Bogomoro, Bousso, Kouno, Mogo |
| Mamdi | 232.242 | Bol | Bagassola, Bol, Daboua, Kangalam, Liwa |
| Mandoul Occidental | 148.774 | Bédjondo | Bébopen, Bédjondo, Békamba, Peni |
| Mandoul Oriental | 262.485 | Koumra | Bédaya, Béssada, Goundi, Koumra, Mouroum Goulaye, Ngangara |
| Mangalmé | 97.375 | Mangalmé | Bitchotchi, Eref, Kouka Margni, Mangalmé |
| Mayo-Boneye | 242.845 | Bongor | Bongor, Gam, Kim, Koyom, Moulkou, Rigaza, Samga |
| Mayo-Dallah | 338.487 | Pala | Gagal, Lamé, Pala, Torrock |
| Mayo-Lémié | 81.816 | Guélengdeng | Guélengdeng, Katoa, Nanguigoto |
| Mont Illi (Mont d'Illi) | 228.366 | Fianga | Fianga, Hollom Gamé, Kéra, Tikem, Youé |
| Monts de Lam | 225.654 | Baïbokoum | Baïbokoum, Béssao, Laramanaye, Mbaïkoro, Mbitoye |
| Ngourkosso | 157.142 | Benoye | Bébalem, Békiri, Béladjia, Benoye, Bourou, Saar Gogné |
| Nord Kanem | 97.868 | Nokou | Nokou, Ntiona, Rig Rig, Ziguey |
| Ouara | 335.309 | Abéché | Abéché, Abougoudam, Amleyouna, Bourtaïl, Chokoyan, Gurry, Marfa |
| Tandjilé Est | 259.241 | Laï | Deressia, Dono Manga, Guidari, Laï, N'Dam |
| Tandjilé Ouest | 423.576 | Kélo | Baktchoro, Béré, Bologo, Dafra, Delbian, Dogou, Kélo, Kolon |
| Tibesti Est | 14.984 | Bardaï | Aouzou, Bardaï, Yebbibou, Zoumri |
| Tibesti Ouest | 6.986 | Zouar | Goubonne, Wour, Zouar |
| Wadi Bissam | 96.512 | Mondo | Am Doback, Mondo |
Wadi Hawar: 
| Wayi | 219.127 | Ngouri (N'Gouri) | Doum Doum, Kouloudia, Ngouri (N'Gouri) |