Administrative Division of Mongolia
(Data Sources: Tserennyam 2007a, b)
All geographical names are transcribed from the Mongolian original spelling acc. to Encyclopaedia Britannica, Inc. (1997) and UNGEGN: United Nations Group of Experts on Geographical Names (2003).
| National Capital | Mongolian Düüreg (District) | |||
| * | Autonomous Municipality of Ulaanbaatar | Bayangol | ||
 |
Chingeltey | |||
| Khan-Uul | ||||
| Songinokhayrkhan | ||||
| Sükhbaatar | ||||
| Bayanzürkh | ||||
| Baganuur | ||||
| Nalaykh | ||||
| Bagkhangay | ||||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 1 | Arkhangay | Tsetserleg | Bulgan | Bulgiyn Denzh |
 |
Battsengel | Zhargalant | ||
| Chuluut | Zhargalant | |||
| Erdenemandal | Ölziyt | |||
| Ikhtamir | Zaankhoshuu | |||
| Khangay | Khunt | |||
| Khashaat | Bayan | |||
| Khayrkhan | Uubulan | |||
| Khotont | Khotont | |||
| Ögiynuur | Zegstey | |||
| Ölziyt | Khöshööt | |||
| Öndör-Ulaan | Teel | |||
| Tariat | Khorgo | |||
| Tövshrüülekh | Tavanbulag | |||
| Tsakhir | Tsakhir | |||
| Tsenkher | Altan-Ovoo | |||
| Tsetserleg | Khuzhirt | |||
| Zhargalant | Bayantsagaan | |||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 2 | Bayankhongor | Bayankhongor | Bayan-Ovoo | Khökhbürd |
 |
Baatsagaan | Bayansayr | ||
| Bayanbulag | Bayanbulag | |||
| Bayangov | Örgön | |||
| Bayanlig | Khatansuudal | |||
| Bayan-Öndör | Bulgan | |||
| Bayantsagaan | Bayanbulag | |||
| Bogd | Khoriult | |||
| Bömbögör | Zadgay | |||
| Buutsagaan | Buyant | |||
| Erdenetsogt | Erdenetsogt | |||
| Galuut | Bayankhoshuu | |||
| Gurvanbulag | Khöviyn-Am | |||
| Khüreemaral | Delgermörön | |||
| Ölziyt | Ulaan-Uul | |||
| Shinezhinst | Zalaa | |||
| Zag | Zag | |||
| Zhargalant | Zhargalant | |||
| Zhinst | Bod | |||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 3 | Bayan-Ölgiy | Ölgiy | Bugat | Buga |
 |
Altantsögts | Tsagaantüngi | ||
| Altay | Chigertey | |||
| Bayannuur | Tsul-Ulaan | |||
| Bulgan | Zhargalant | |||
| Buyant | Buyant | |||
| Delüün | Rashaant | |||
| Nogoonnuur | Nogoonnuur | |||
| Sagsay | Uuzhim | |||
| Tolbo | Tolbo | |||
| Tsengel | Khöshööt | |||
| Ulaankhus | Bilüü | |||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 4 | Bulgan | Bulgan | Bugat | Bugat |
 |
Bayan-Agt | Sharga | ||
| Bayannuur | Ölziyt | |||
| Büregkhangay | Darkhan | |||
| Dashinchilen | Süüzh | |||
| Gurvanbulag | Gurvanbulag | |||
| Khangal | Sört | |||
| Khishig-Öndör | Maant | |||
| Khutag-Öndör | Khutag | |||
| Mogod | Erkhet | |||
| Orkhon | Mandal | |||
| Rashaant | Avzaga | |||
| Saykhan | Khüremt | |||
| Selenge | Ingettolgoy | |||
| Teshig | Teshig | |||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 5 | Dornod | Choybalsan | Bayantümen | Tsagaanders |
 |
Bayandun | Naranbulag | ||
| Bayan-Uul | Zhavartkhoshuu | |||
| Bulgan | Öndökhoshuu | |||
| Choybalsan | Khulstay | |||
| Chuluunkhoroot | Ereentsav | |||
| Gurvanzagal | Sümiyn Bulag | |||
| Khalkhgol | Sümber | |||
| Khölönbuyr | Bayan | |||
| Matad | Züünbulag | |||
| Dashbalbar | Dashbalbar | |||
| Sergelen | Sergelen | |||
| Tsagaan-Ovoo | Khöövör | |||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 6 | Dornogov | Saynshand | Saynshand | Saynshand ? |
 |
Altanshiree | Chandman | ||
| Ayrag | Tsagaandörvölzh | |||
| Dalazhargalan | Tsomog | |||
| Delgerekh | Khongor | |||
| Erdene | Ulaan-Uul | |||
| Ikhkhet | Bayan | |||
| Khatanbulag | Ergel | |||
| Khövsgöl | Khövsgöl | |||
| Mandakh | Tökhöm | |||
| Örgen | Senzh | |||
| Saykhandulaan | Ölziyt | |||
| Ulaanbadrakh | Nüden | |||
| Zamyn-Üüd | Borkhoyn Tal | |||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 7 | Dundgov | Mandalgov | Sayntsagaan | Mandalgov ? |
 |
Adaatsag | Tavin | ||
| Bayanzhargalan | Argatay | |||
| Delgerkhangay | Khashaat | |||
| Delgertsogt | Amardalay | |||
| Deren | Tsant | |||
| Erdenedalay | Sangiyn Dalay | |||
| Gov-Ugtaal | Khazhuu-Us | |||
| Gurvansaykhan | Suugaant | |||
| Khuld | Ulaanzhirem | |||
| Luus | Tsagaan-Ovoo | |||
| Ölziyt | Rashaant | |||
| Öndörshil | Bökhöt | |||
| Saykhan-Ovoo | Ongi | |||
| Tsagaandelger | Kharaat | |||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 8 | Gov-Altay | Altay | Esönbulag | Altay ? |
 |
Altay | Bayan-Ovoo | ||
| Bayan-Uul | Bayan | |||
| Biger | Zhargalant | |||
| Bugat | Bayangol | |||
| Chandman | Talshand | |||
| Darvi | Darvi | |||
| Delger | Taygan | |||
| Erdene | Sangiyn Dalay | |||
| Khaliun | Khaliun | |||
| Khökhmort | Sayn-Ust | |||
| Sharga | Sharga | |||
| Tayshir | Tsagaan-Olom | |||
| Tögrög | Tögrög | |||
| Tonkhil | Züyl | |||
| Tseel | Tseel | |||
| Tsogt | Takhilt | |||
| Zhargalan | Buyanbat | |||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 9 | Govsümber | Choyr | Sümber | Choyr ? |
 |
Bayantal | Bayantal | ||
| Bayan | Shiveegov | |||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 10 | Khentiy | Öndörkhaan | Kherlen | Kherlen |
 |
Batnorov | Dundbürd | ||
| Batshireet | Eg | |||
| Bayan-Adarga | Bayan | |||
| Bayankhutag | Bayan | |||
| Bayanmönkh | Ulaan-Ereg | |||
| Bayan-Ovoo | Zhavkhlant | |||
| Binder | Onon | |||
| Dadal | Bayan-Ovoo | |||
| Darkhan | Darkhan | |||
| Delgerkhaan | Avarga | |||
| Galshar | Buyant | |||
| Mörön | Mörön | |||
| Norovlin | Ulz | |||
| Ömnödelger | Bayanbulag | |||
| Tsenkhermandal | Modot | |||
| Zhargaltkhaan | Zhargaltkhaan | |||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 11 | Orkhon | Erdenet | Bayan-Öndör | Erdenet ? |
 |
Zhargalant | Zhargalant | ||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 12 | Khovd | Khovd | Buyant | Byant |
 |
Altay | Bor-Üzuür | ||
| Bulgan | Bürenkhayrkhan | |||
| Chandman | Urdgol | |||
| Darvi | Bulgan | |||
| Dörgön | Seer | |||
| Duut | Duut | |||
| Erdenebüren | Khar-Us | |||
| Khovd | Dund-Us | |||
| Mankhan | Tögrög | |||
| Mönkhkhayrkhan | Tsenkher | |||
| Möst | Ulaantolgoy | |||
| Myangad | Bayankhoshuu | |||
| Tsetseg | Tsetsegnuur | |||
| Üench | Üench | |||
| Zereg | Altanteel | |||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 13 | Khövsgöl | Mörön | Tünel | Bulag |
 |
Alag-Erdene | Mankhan | ||
| Arbulag | Mandal | |||
| Bayanzürkh | Altraga | |||
| Bürentogtokh | Bayan | |||
| Chandman – Öndör | Khökhöö | |||
| Erdenebulgan | Eg-Üür | |||
| Galt | Ider | |||
| Ikh-Uul | Selenge | |||
| Khankh | Turt | |||
| Rashaant | Rashaant | |||
| Renchinlkhümbe | Zöölön | |||
| Shine-Ider | Erdenet | |||
| Tarialan | Badrakh | |||
| Tömörbulag | Zhargalant | |||
| Tosontsengel | Tsengel | |||
| Tsagaannuur | Gurvansaykhan | |||
| Tsagaan-Uul | Sharga | |||
| Tsagaan-Üür | Bulgan | |||
| Tsetserleg | Khalban | |||
| Ulaan-Uul | Tögöl | |||
| Zhargalant | Orgil | |||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 14 | Ömnögov | Dalanzadgad | Khankhongor | Ögöömör |
 |
Bayandalay | Dalay | ||
| Bayan-Ovoo | Erdenetsogt | |||
| Bulgan | Bulgan | |||
| Gurvantes | Urt | |||
| Khanbogd | Ikhbulag | |||
| Khürmen | Tsookhor | |||
| Mandal-Ovoo | Sharkhulsan | |||
| Manlay | Üyzen | |||
| Nomgon | Sangiyn Dalay | |||
| Noyon | Khövüün | |||
| Servey | Saynshand | |||
| Tsogt-Ovoo | Doloon | |||
| Tsogttsetsiy | Baruunsuu | |||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 15 | Övörkhangay | Arvaykheer | Taragt | Khüremt |
 |
Bajangol | Shiree | ||
| Baruunbayan- Ulaan | Khöövör | |||
| Bat-Ölziy | Övt | |||
| Bayan-Öndör | Bumbat | |||
| Bogd | Khovd | |||
| Bürd | Ongon | |||
| Esönzüyl | Mönkhbulag | |||
| Guch In-Us | Arguut | |||
| Kharkhorin | Kharkhorin | |||
| Khayrkhandulaan | Marzad | |||
| Khuzhirt | Khuzhirt | |||
| Nariynteel | Tsagaan-Ovoo | |||
| Ölziyt | Sangiyn Dalay | |||
| Sant | Maykhan | |||
| Tögrög | Khoolt | |||
| Uyanga | Ongi | |||
| Züünbayan – Ulaan | Bayan-Ulaan | |||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 16 | Selenge | Sükhbaatar | Altanbulag | Altanbulag |
 |
Bayangol | Baruunkharaa | ||
| Baruunbüren | Burgaltay | |||
| Eröö | Tavin | |||
| Khüder | Bulagtay | |||
| Khushaat | Khushaat | |||
| Mandal | Züünkharaa | |||
| Orkhon | Nart | |||
| Orkhontuul | Orkhontuul | |||
| Saykhan | Khötöl | |||
| Sant | Enkhtal | |||
| Shaamar | Delgerkhaan | |||
| Tsagaannuur | Khuurch | |||
| Tüshig | Zelter | |||
| Zhavkhlant | Zhargalant | |||
| Züünbüren | Zhargalant | |||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 17 | Darkhan-Uul | Darkhan | Darkhan | Darkhan ? |
 |
Orkhon | Orkhon | ||
| Sharyngol | Sharyngol | |||
| Khongor | Khongor | |||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 18 | Sükhbaatar | Baruun-Urt | Sükhbaatar | Khaylaastay |
 |
Asgat | Ulaandel | ||
| Bayandelger | Shireet | |||
| Daryganga | Ovoot | |||
| Erdenetsagaan | Chonogol | |||
| Khalzan | Khatavch | |||
| Mönkhkhaan | Bayasgalant | |||
| Naran | Khongor | |||
| Ongon | Khavirga | |||
| Tümentsogt | Khankhökhiy | |||
| Tüvshinshiree | Sergelen | |||
| Uulbayan | Züünbulag | |||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 19 | Töv | Zuunmod | Sergelen | Khöshigiyn-Ar |
 |
Altanbulag | Altanbulag | ||
| Argalant | Argalant | |||
| Arkhust | Arkhust | |||
| Batsümber | Mandal | |||
| Bayan | Maant | |||
| Bayanchandman | Ikhsüüzh | |||
| Bayandelger | Bayandelger | |||
| Bayankhangay | Ulaankhad | |||
| Bayan-Önshüül | Ikhkhayrkhan | |||
| Bayantsagaan | Zogsool | |||
| Bayantsogt | Dund-Urt | |||
| Bayanzhargalan | Bayasgalant | |||
| Bornuur | Bornuur | |||
| Büren | Bayantökhöm | |||
| Delgerkhaan | Khuzhirt | |||
| Erdene | Nart | |||
| Erdenesant | Ulaankhudag | |||
| Lün | Lün | |||
| Möngönmort | Bulag | |||
| Öndörshireet | Bayshint | |||
| Sümber | Zhavkhlant | |||
| Tseel | Orgil | |||
| Ugtaaltsaydam | Ar-Asgat | |||
| Zaamar | Bat-Ölziyt | |||
| Zhargalant | Zhargalant | |||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 20 | Uvs | Ulaangom | Ulaangom | Ulaangom ? |
 |
Baruunturuun | Baruunturuun | ||
| Bökhmörön | Bayshint | |||
| Davst | Züünkhövöö | |||
| Khovd | Khökhtolgoy | |||
| Khyargas | Bugat | |||
| Malchin | Tsalgar | |||
| Naranbulag | Naranbulag | |||
| Ölgiy | Khar-Us | |||
| Ömnögov | Namir | |||
| Öndörkhangay | Tsetserleg | |||
| Sagil | Kharmod | |||
| Tarialan | Kharkhiraa | |||
| Tes | Tooromt | |||
| Tsagaankhayrkhan | Möndöökhöö | |||
| Türgen | Khavtsal | |||
| Zavkhan | Sharbulag | |||
| Züüngov | Zel | |||
| Züünkhangay | Zhargalant | |||
| No. | Aimag (Province) | Aimag capital | Mongolian Sum (District) | Sum centre |
| 21 | Zavkhan | Uliastay | Aldarkhaan | Aldar |
 |
Asgat | Asgat | ||
| Bayankhayrkhan | Altanbulag | |||
| Bayantes | Altay | |||
| Dörvölzhin | Buga | |||
| Erdenekhayrkhan | Altan | |||
| Ider | Zuunmod | |||
| Ikh-Uul | Bayan-Ukhaa | |||
| Nömrög | Khodrogo | |||
| Otgon | Buyant | |||
| Santmargats | Kholboo | |||
| Shilüüstey | Balgatay | |||
| Songino | Tsavdan | |||
| Telmen | Övögdiy | |||
| Tes | Zür | |||
| Tosontsengel | Tosontsengel | |||
| Tsagaanchuluut | Tsagaanchuluut | |||
| Tsagaankhayrkhan | Shiree | |||
| Tsetsen-Uul | Tegsh | |||
| Tüdevtey | Oygon | |||
| Urgamal | Khüngiy | |||
| Yaruu | Chandman | |||
| Zavkhanmandal | Nuga |
data compiled by: A. Zemmrich