| A Trianoni béke által Magyarországtól elcsatolt települések 1920. | |||
| Settlements detached from Hungary by the Treaty of Trianon 1920 | |||
| 3401 3600 | |||
| Jánosfalva Karvaly | |||
| Legend | |||
| Village with Hungarian majority 1910 | town with Hungarian majority 1910 | city with Hungarian majority 1910 | |
| Village with Hungarian minority 1910 | town with Hungarian minority 1910 | city with Hungarian minority 1910 | |
| Village, no Hungarians 1910 | town, no Hungarians 1910 | city, no Hungarians 1910 | |
| magyar neve 1920-ban <[1880 körül]> | hivatalos neve 1999 | elcsatolva 1920 | megjegyzés |
| Hungarian name 1920 <[~1880]> | Official name 1999 | to country 1920 | |
| Jánosfalva | Novo Selo Rok | Yugoslavia | 1941-1944 to Hungary, 1991 to Croatia |
| Jánosfölde | Iohanisfeld | Rumania | |
| Jánosgyarmat <[Janólehota]> | Janova Lehota | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jánoshegy <[Perk]> | Kremnica (Kremnické Bane) | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jánosi | Rimavské Janovce | Czechoslovakia | 1938-1944 to Hungary, 1993 to Slovakia |
| Jánoska | Janovík | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jánosrét <[Lúcska]> | Kremnica (Lúčky) | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jánostelek <[Nestich]> | Smolenice
(Smolenická Nová Ves) |
Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jánosújfalu <[Janófalva]> | Klátova Nová Ves (Janova Ves) | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jánosvágása <[Hankóc]> | Hankovce | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jánosvölgye <[Jankóc]> | Jankovce | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Járabánya | Băişoara | Rumania | |
| Jarabó <[Jaraba]> | Jarabá | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Járamagura | Măgura Ierii | Rumania | |
| Járarákos | Vălişoara | Rumania | |
| Járaszurdok | Surduc | Rumania | |
| Jármos <[Jalova]> | Jalová | Czechoslovakia | 1939-1944 to Hungary, 1993 to Slovakia |
| Jás | Iaşi | Rumania | |
| Jásfalva | Iaşu | Rumania | 1940-1944 to Hungary |
| Jaskafalva <[Kolosjeskófalu]> | Vel'ký Klí (Jekova Ves) | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jász | Iaz | Rumania | |
| Jaszenica | Oravská Jasenica | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jaszenova | Jasenová | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jászfalu | Jásová | Czechoslovakia | 1938-1944 to Hungary, 1993 to Slovakia |
| Jászló | Jaslovské Bohunice (Jaslovce) | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jászó | Jasov | Czechoslovakia | 1938-1944 to Hungary, 1993 to Slovakia |
| Jászómindszent | Poproč | Czechoslovakia | 1939-1944 to Hungary, 1993 to Slovakia |
| Jászóújfalu | Nováčany | Czechoslovakia | 1938-1944 to Hungary, 1993 to Slovakia |
| Jászóváralja <[Pizendorf]> | Jasov (Jasovský Podzamok) | Czechoslovakia | 1938-1944 to Hungary, 1993 to Slovakia |
| Jávor <[Jalova]> | Pidpolozz'a (Jalove) | Czechoslovakia | 1939-1944 to Hungary, 1945-1992 to Soviet Union, 1992 to Ukraine |
| Jávorfalu <[Sztesér]> | Stejera | Rumania | 1940-1944 to Hungary |
| Javorina | d'iar (Javorina) | Czechoslovakia | 1938-1939 to Poland, 1939-1944 and 1993 to Slovakia |
| Jávoros <[Zsugásztra]> | Jugăstreni | Rumania | 1940-1944 to Hungary |
| Jávorvölgy <[Pontinásza]> | Păltineasa | Rumania | 1940-1944 to Hungary |
| Jecenye | Jasenie | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jedd | Livezeni | Rumania | 1940-1944 to Hungary |
| Jeder | Iadăra | Rumania | 1940-1944 to Hungary |
| Jegenye | Leghia | Rumania | 1940-1944 to Hungary |
| Jegenyés <[Topolóc]> | Topolovci | Yugoslavia | 1941-1944 to Hungary, 1991 to Slovenia |
| Jekelfalva | Jaklovce | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jelsőc | Jelovec | Czechoslovakia | 1938-1944 to Hungary, 1993 to Slovakia |
| Jéne | Janice | Czechoslovakia | 1938-1944 to Hungary, 1993 to Slovakia |
| Jenke | Jenkovce | Czechoslovakia | 1939-1944 to Hungary, 1993 to Slovakia |
| Jenőfalva <[Eugénfalu]> | Podravlje | Yugoslavia | 1941-1944 to Hungary, 1991 to Croatia |
| Jerce | Ierşnic | Rumania | |
| Jernye | Jarovnice | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jeszenő | Jasenov | Czechoslovakia | 1939-1944 to Hungary, 1993 to Slovakia |
| Jeszenőc | Jasenovce | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jeszenőremete <[Felsőremete]> | Vyné Remety | Czechoslovakia | 1939-1944 to Hungary, 1993 to Slovakia |
| Jeszte | Jestice | Czechoslovakia | 1938-1944 to Hungary, 1993 to Slovakia |
| Jobbágyfalva | Valea | Rumania | 1940-1944 to Hungary |
| Jobbágytelke | Sâmbriaş | Rumania | 1940-1944 to Hungary |
| Jobbágyújfalu | Mischendorf
(Rohrbach an der Teich) |
Austria | 1938-1944 to Germany |
| Jobbos <[Pravróc]> | Repejov (Pravrovce) | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jód | Ieud | Rumania | 1940-1944 to Hungary |
| Jóháza <[Kisbún]> | Prislop | Rumania | 1940-1944 to Hungary |
| Jóka | Jelka | Czechoslovakia | 1938-1944 to Hungary, 1993 to Slovakia |
| Jókő | Dobrá Voda | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jókút <[Kúti]> | Kúty | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jólak <[Dobra]> | Trenčianska Teplá (Dobrá) | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jólész | Roňava (Jovice) | Czechoslovakia | 1938-1944 to Hungary, 1993 to Slovakia |
| Jólsva | Jelava | Czechoslovakia | town, 1938-1944 to Hungary, 1993 to Slovakia |
| Jólsvatapolca | Gemerské Teplice (Jelavsá Teplica) | Czechoslovakia | 1938-1944 to Hungary, 1993 to Slovakia |
| Jósikafalva <[Béles]> | Beliş | Rumania | |
| Jósza | Jovsa | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jószás | Iosaş | Rumania | |
| Jószáshely | Gurahonţ (Iosăşel) | Rumania | |
| Jóvalcsel | Vâlcelele Bune | Rumania | |
| Józseffalva | Novi Kneevac (Obilićevo) | Yugoslavia | 1941-1944 to Serbia |
| Józsefháza | Iojib | Rumania | 1940-1944 to Hungary |
| Józsefvölgy <[Juszkóvolya]> | Juskova Vol'a | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jövedics | Idiciu | Rumania | |
| Juhászi <[Ovcsárszkó]> | Ovčiarsko | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Juhászlak <[Runyina]> | Runina | Czechoslovakia | 1939-1944 to Hungary, 1993 to Slovakia |
| Juhos <[Parihuzóc]> | Parihuzovce | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kabalapatak | Fântânele-Rus | Rumania | 1940-1944 to Hungary |
| Kabalás <[Kobulnica]> | Kobylnice | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kabaláspatak | Bălaia | Rumania | 1940-1944 to Hungary |
| Kabesd | Căbeşti | Rumania | |
| Kabolapatak | Iapa | Rumania | 1940-1944 to Hungary |
| Kabold | Kobersdorf | Austria | 1938-1944 to Germany |
| Kaca | Caţa | Rumania | |
| Kackó | Câţcău | Rumania | 1940-1944 to Hungary |
| Kácsánd | Kačanov | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kacsány <[Kvacsán]> | Kvačany | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kácsfalu | Jagodnjak | Yugoslavia | 1941-1944 to Hungary, 1991 to Croatia |
| Kadács | Cădaciu Mare + Cădaciu Mic | Rumania | 1940-1944 to Hungary |
| Kádár | Câţcău | Cadar | 1940-1944 to Hungary |
| Kadicsfalva | Odorheiu-Secuiesc (Cădişeni) | Rumania | 1940-1944 to Hungary |
| Kajántó | Chinteni | Rumania | 1940-1944 to Hungary |
| Kajáta | Kojatice | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kajdanó | Kajdanovo | Czechoslovakia | 1939-1944 to Hungary, 1945-1992 to Soviet Union, 1992 to Ukraine |
| Kajla | Caila | Rumania | 1940-1944 to Hungary |
| Kak | Cucu | Rumania | 1940-1944 to Hungary |
| Kakasalja <[Murányzdihava]> | Muránska Zdychava | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kakasfalva | Hamba | Rumania | |
| Kakaslomnic | Vel'ká Lomnica | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kákófalva <[Nagykakova]> | Grădinari | Rumania | |
| Kakszentmárton | Mărtineşti | Rumania | 1940-1944 to Hungary |
| Kakucsány | Cucuceni | Rumania | |
| Kalács <[Kolacskó]> | Kolačkov | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Jeszenye <[Jaszenó]> | Jasenové | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kalacsány <[Klacsan]> | Jasenové (Kl'ače) | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kalacsna <[Kolacsnó]> | Kolačno | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kalános <[Kálnic]> | Kalnica | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kalász | Klásov | Czechoslovakia | 1938-1944 to Hungary, 1993 to Slovakia |
| Kalászi | Bad'an (Klastava) | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kálbor | Calbor | Rumania | |
| Kalenó | Kalinov | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kallós <[Kalistja]> | Baláe (Kalite) | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kálmánd | Cămin | Rumania | 1940-1944 to Hungary |
| Kálmánfalva | Kamanová | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kálna | Calna | Rumania | 1940-1944 to Hungary |
| Kálnaborfő | Brhlovce (Horné Brhlovce) | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kálnás | Kalnite | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kálnó | Kalinovo | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kálnógaráb | Kalinovo (Hrabovo) | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kálnok | Calnic | Rumania | 1940-1944 to Hungary |
| Kalodva <[Kladova]> | Cladova | Rumania | |
| Kalonda | Kalonda | Czechoslovakia | 1938-1944 to Hungary, 1993 to Slovakia |
| Kalota | Călăţea | Rumania | |
| Kalotabikal <[Oláhbikal]> | Bica | Rumania | |
| Kalotabökény | Buteni | Rumania | |
| Kalotadámos | Domoşu | Rumania | 1940-1944 to Hungary |
| Kalotanádas <[Oláhnádas]> | Nadaşu | Rumania | 1940-1944 to Hungary |
| Kalotaszentkirály | Sâncraiu | Rumania | 1940-1944 to Hungary |
| Kalotaújfalu | Finciu | Rumania | |
| Kalsa | Kala | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kalugyer | Ponoarele | Rumania | |
| Kámaháza | Kamovci | Yugoslavia | 1941-1944 to Hungary, 1991 to Slovenia |
| Kamocsa | Komoča | Czechoslovakia | 1938-1944 to Hungary, 1993 to Slovakia |
| Kanak | Komak | Yugoslavia | 1941-1944 to Serbia |
| Kanizsamonostor<[Torontálmonostor]> | Banatski Monotar | Yugoslavia | 1941-1944 to Serbia |
| Kanora | Volovec (Kanora) | Czechoslovakia | 1939-1944 to Hungary, 1945-1992 to Soviet Union, 1992 to Ukraine |
| Kányád | Ulieş | Rumania | 1940-1944 to Hungary |
| Kányaháza | Călineşti-Oaş | Rumania | 1940-1944 to Hungary |
| Kányahegy <[Kányánka]> | Kanianka | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kapás <[Prikopa]> | Priekopa | Czechoslovakia | 1939-1944 to Hungary, 1993 to Slovakia |
| Kapca | Kapca | Yugoslavia | 1941-1944 to Hungary, 1991 to Slovenia |
| Kapi | Kapuany | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kapinémetfalu | Nemcovce | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kapipálvágása | Pavlovce | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kapisó | Kapiová | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kapivágása | ariská Poruba | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kapjon | Coplean | Rumania | 1940-1944 to Hungary |
| Kaplat | Koplotovce | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kaplony | Căpleni | Rumania | 1940-1944 to Hungary |
| Kapnikbánya | Cavnic | Rumania | 1940-1944 to Hungary |
| Kapocsány | Copăceni | Rumania | |
| Kápolnás | Căpălnaş | Rumania | |
| Kápolnásfalu | Căpâlniţa | Rumania | 1940-1944 to Hungary |
| Kápolnokmonostor | Copalnic-Mănăştur | Rumania | 1940-1944 to Hungary |
| Kaponya | Leles (Kapoňa) | Czechoslovakia | 1938-1944 to Hungary, 1993 to Slovakia |
| Kapor | Copru | Rumania | 1940-1944 to Hungary |
| Kapornak | Krplivnik | Yugoslavia | 1941-1944 to Hungary, 1991 to Slovenia |
| Káposztafalva | Hrabuice | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Káposztásszentmiklós | Crăciuneşti (Nicoleşti) | Rumania | 1940-1944 to Hungary |
| Kaprevár | Căprioara | Rumania | |
| Káptalanfalva | Busenje | Yugoslavia | 1941-1944 to Serbia |
| Káptalanhódos <[Oláhhódos]> | Hodiş | Rumania | |
| Kapuszög <[Vorocsó]> | Voročovo | Czechoslovakia | 1939-1944 to Hungary, 1945-1992 to Soviet Union, 1992 to Ukraine |
| Karács | Căraci | Rumania | |
| Karácsfa | Heiligenbrunn
(Hagensdorf im Burgenland) |
Austria | 1938-1944 to Germany |
| Karácsfalva | Perehrest'a (Karačin) | Czechoslovakia | 1938-1944 to Hungary, 1945-1992 to Soviet Union, 1992 to Ukraine |
| Karácsonfalva
<[Homoródkarácsonyfalva]> |
Crăciunel | Rumania | 1940-1944 to Hungary |
| Karácsonmező | Kračúnovce | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Karaj <[Krajna]> | Krajné | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Karánberek <[Lindenfeld]> | Lindenfeld | Rumania | |
| Karancs | Karanac | Yugoslavia | 1941-1944 to Hungary, 1991 to Croatia |
| Karáncsfalva <[Kráncsed]> | Crânceşti | Rumania | |
| Karánsebes | Caransebeş | Rumania | town |
| Karasjeszenő <[Jaszenova]> | Jasenovo | Yugoslavia | 1941-1944 to Serbia |
| Karasszentgyörgy <[Zsurzsova]> | Giurgiova | Rumania | |
| Karaszkó | Kraskovo | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Karaszna <[Krásznóc]> | Krásnovce | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Karásznó <[Krásznó]> | Krásno nad Kysucou | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Karasznyán | Krasňany | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Karaszó | Cărăsău | Rumania | |
| Kárásztelek | Carastelec | Rumania | 1940-1944 to Hungary |
| Karasztó | Cărăstău | Rumania | |
| Karatnavolál | Turia (Volal) | Rumania | 1940-1944 to Hungary |
| Karácsonyifalva <[Offszenica]> | Ofseniţa | Rumania | |
| Karácsonyiliget <[Szóka]> | Soca | Rumania | |
| Karcfalva <[Csíkkarcfalva]> | Cârţa | Rumania | 1940-1944 to Hungary |
| Karcsava | Krčava | Czechoslovakia | 1939-1944 to Hungary, 1993 to Slovakia |
| Kardó | Cordău | Rumania | 1940-1944 to Hungary |
| Kardos <[Kardosvászka]> | Domania (Kardoova Vieska) | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Karika | Creaca | Rumania | 1940-1944 to Hungary |
| Karkóc | Trakovice | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Karlova | Novo Miloevo (Dragutinovo) | Yugoslavia | 1941-1944 to Serbia |
| Karmazinesd | Cărmăzăneşti | Rumania | |
| Károlyfa <[Korosec]> | Korovci | Yugoslavia | 1941-1944 to Hungary, 1991 to Slovenia |
| Károlyliget <[Kisoroszi]> | Banatsko Veliko Selo (arlevil) | Yugoslavia | 1941-1944 to Serbia |
| Károlyszeg <[Bogdanovec]> | Bogdanovec | Yugoslavia | 1941-1944 to Hungary, 1991 to Croatia |
| Kárpáthalas <[Vistuk]> | Vituk | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Kartolc | Krtovce | Czechoslovakia | 1939-1944 and 1993 to Slovakia |
| Karuly | Coruia | Rumania | 1940-1944 to Hungary |
| Karulyfalva | Coroieni | Rumania | 1940-1944 to Hungary |
| Karva | Kravany nad Dunajom | Czechoslovakia | 1938-1944 to Hungary, 1993 to Slovakia |
| Karvaly <[Jasztraba]> | Jastrabá | Czechoslovakia | 1939-1944 and 1993 to Slovakia |