| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
301  | Monte Caseros  MCS,Monte Caseros,Monte Kaserosas,meng te ka sai luo si,蒙特卡塞羅斯 | Argentina, Corrientes Departamento de Monte Caseros | seat of a second-order administrative division population 24,671 | S 30° 15′ 6'' | W 57° 38′ 7'' |
| 302 | Montecarlo Montecarlo,Puerto Montecarlo | Argentina, Misiones Departamento de Montecarlo | seat of a second-order administrative division population 22,229 | S 26° 34′ 6'' | W 54° 45′ 28'' |
| 303 | Mojón Grande Mojon Grande,Mojón Grande | Argentina, Misiones Departamento de San Javier | populated place population 2,233 | S 27° 42′ 43'' | W 55° 9′ 26'' |
| 304 | Mártires Martires,Mártires | Argentina, Misiones Departamento de Candelaria | populated place population 1,135 | S 27° 25′ 21'' | W 55° 22′ 35'' |
| 305 | Malvinas Sur Malvina Sur,Malvinas Sud,Malvinas Sur | Argentina, Corrientes | populated place | S 29° 42′ 10'' | W 59° 4′ 35'' |
| 306 | Maciá Macia,Maciá | Argentina, Entre Rios Departamento de Tala | populated place population 5,806 | S 32° 10′ 21'' | W 59° 24′ 2'' |
| 307 | Lucas González L. Gonzalez,L. González,Lucas Gonzalez,Lucas González | Argentina, Entre Rios Departamento de Nogoyá | populated place population 4,466 | S 32° 23′ 3'' | W 59° 31′ 51'' |
| 308 | Los Helechos Los Helechos | Argentina, Misiones Departamento de Oberá | populated place population 3,616 | S 27° 33′ 25'' | W 55° 4′ 33'' |
| 309 | Los Charrúas Los Charruas,Los Charrúas | Argentina, Entre Rios Departamento de Concordia | populated place population 3,414 | S 31° 10′ 13'' | W 58° 11′ 8'' |
| 310 | Loreto Loreto | Argentina, Misiones Departamento de Candelaria | populated place population 1,201 | S 27° 19′ 54'' | W 55° 31′ 30'' |
| 311 | La Verde La Verde | Argentina, Chaco Departamento de General Donovan | populated place population 2,995 | S 27° 7′ 44'' | W 59° 22′ 31'' |
| 312 | Las Garcitas Colonia Las Garcitas,Las Garcitas | Argentina, Chaco Departamento de Sargento Cabral | populated place population 4,244 | S 26° 37′ 4'' | W 59° 48′ 4'' |
| 313 | Larroque Larrogue,Larroque,Villa Larroque | Argentina, Entre Rios Departamento de Gualeguaychú | populated place population 6,200 | S 33° 2′ 6'' | W 58° 59′ 59'' |
| 314 | La Paz La Paz | Argentina, Entre Rios Departamento de La Paz | seat of a second-order administrative division population 24,716 | S 30° 44′ 30'' | W 59° 38′ 42'' |
| 315 | Lapachito Lapachito | Argentina, Chaco Departamento de General Donovan | populated place population 1,448 | S 27° 9′ 36'' | W 59° 23′ 11'' |
| 316 | Lanús Lanus,Lanusas,Lanús,la nu si,lanuseu,lanusi,lanws,ranusu,Ланус,Լանուս,لانوس,ლანუსი,ラヌース,拉努斯,라누스 | Argentina, Buenos Aires Partido de Lanús | seat of a second-order administrative division | S 34° 42′ 27'' | W 58° 23′ 28'' |
| 317 | La Leonesa La Leonesa | Argentina, Chaco Departamento de Bermejo | seat of a second-order administrative division population 10,067 | S 27° 2′ 15'' | W 58° 42′ 17'' |
| 318 | Laguna Limpia Laguna Limpia | Argentina, Chaco Departamento de Libertador General San Martín | populated place population 1,594 | S 26° 29′ 43'' | W 59° 40′ 52'' |
| 319 | La Escondida Desvio La Escondida,La Escondida | Argentina, Chaco Departamento de General Donovan | populated place population 3,948 | S 27° 6′ 19'' | W 59° 26′ 45'' |
| 320 | La Eduvigis La Eduvigis | Argentina, Chaco Departamento de Libertador General San Martín | populated place population 3,816 | S 26° 50′ 9'' | W 59° 3′ 43'' |
| 321 | Isidro Casanova Isidro Casanova,Isidro Kazanova,Isidro-Kasanova,Isidrokasanova,Isıdro Casanova,aysydrw kasanwfa,aysy... | Argentina, Buenos Aires Partido de La Matanza | populated place | S 34° 42′ 0'' | W 58° 35′ 14'' |
| 322 | Ibarreta Ibarreta | Argentina, Formosa Departamento de Patiño | populated place population 8,687 | S 25° 12′ 51'' | W 59° 51′ 29'' |
| 323 | Herrera Herrera,Villa San Miguel | Argentina, Entre Rios Departamento de Uruguay | populated place population 1,587 | S 32° 26′ 2'' | W 58° 37′ 54'' |
| 324 | Herradura Colonia Herradura,Herradura | Argentina, Formosa Departamento de Laishí | populated place population 2,333 | S 26° 29′ 23'' | W 58° 18′ 42'' |
| 325 | Hasenkamp Hasenkamp | Argentina, Entre Rios Departamento de Paraná | populated place population 4,413 | S 31° 30′ 43'' | W 59° 50′ 7'' |
| 326 | Guaraní Guarani,Guaraní,Pueblo Guarani,Pueblo Guaraní | Argentina, Misiones Departamento de Oberá | populated place population 4,530 | S 27° 31′ 23'' | W 55° 9′ 38'' |
| 327 | Gobernador Roca Colonia Corpus,Gobernador Roca | Argentina, Misiones Departamento de San Ignacio | populated place population 6,315 | S 27° 11′ 26'' | W 55° 28′ 9'' |
| 328 | Gobernador Mansilla Gobernador Mansilla,Mansilla | Argentina, Entre Rios Departamento de Tala | populated place population 2,264 | S 32° 32′ 43'' | W 59° 21′ 23'' |
| 329 | Gobernador Juan E. Martínez Gobernador J.F. Martinez,Gobernador J.F. Martínez,Gobernador Juan E. Martinez,Gobernador Juan E. Mar... | Argentina, Corrientes Departamento de Lavalle | populated place population 3,529 | S 28° 54′ 41'' | W 58° 56′ 9'' |
| 330 | General Vedia General Vedia,General Verde | Argentina, Chaco Departamento de Bermejo | populated place population 3,513 | S 26° 55′ 56'' | W 58° 39′ 33'' |
| 331 | General Galarza Galarza,General Galarza | Argentina, Entre Rios Departamento de Gualeguay | populated place population 4,150 | S 32° 43′ 13'' | W 59° 23′ 45'' |
| 332 | General Campos Campos,Colonia General Campos,General Campos | Argentina, Entre Rios Departamento de San Salvador | populated place population 2,982 | S 31° 31′ 24'' | W 58° 24′ 20'' |
| 333 | General Alvear General Alvear | Argentina, Misiones Departamento de Oberá | populated place population 1,431 | S 27° 25′ 34'' | W 55° 10′ 9'' |
| 334 | Garuhapé Garuape,Garuapé,Garuhape,Garuhapé | Argentina, Misiones Departamento de Libertador General San Martín | populated place population 8,259 | S 26° 49′ 16'' | W 54° 57′ 27'' |
| 335 | Florentino Ameghino Florentino Ameghino | Argentina, Misiones Departamento de Oberá | populated place population 1,979 | S 27° 38′ 0'' | W 55° 5′ 1'' |
| 336 | Federal Federal,Villa Federal | Argentina, Entre Rios Departamento de Federal | seat of a second-order administrative division population 16,333 | S 30° 57′ 22'' | W 58° 46′ 46'' |
| 337 | Federación Federacion,Federación | Argentina, Entre Rios Departamento de Federación | seat of a second-order administrative division population 13,789 | S 30° 59′ 28'' | W 57° 55′ 4'' |
| 338 | Yapeyú San Martin,Yapeyu,Yapeyú | Argentina, Corrientes Departamento de Paso de los Libres | populated place population 2,124 | S 29° 28′ 8'' | W 56° 49′ 6'' |
| 339 | Villa Ortúzar Villa Ortuzar,Villa Ortúzar | Argentina, Buenos Aires F.D. Comuna 15 | section of populated place population 22,500 | S 34° 34′ 47'' | W 58° 28′ 5'' |
| 340 | María Grande Maria Grande,María Grande,Villa Maria Grande,Villa María Grande | Argentina, Entre Rios Departamento de Paraná | populated place population 7,101 | S 31° 39′ 54'' | W 59° 53′ 58'' |
| 341 | Villa Mantero Mantero,Villa Mantero | Argentina, Entre Rios Departamento de Uruguay | populated place population 1,526 | S 32° 23′ 54'' | W 58° 44′ 45'' |
| 342 | Villa Hernandarias Hernandarias,Villa Hernandarias | Argentina, Entre Rios Departamento de Paraná | populated place population 5,375 | S 31° 13′ 51'' | W 59° 59′ 4'' |
| 343 | Villa Elisa Villa Elisa | Argentina, Entre Rios Departamento de Colón | populated place population 9,334 | S 32° 9′ 47'' | W 58° 24′ 2'' |
| 344 | Villa del Rosario Villa Rosario,Villa del Rosario | Argentina, Entre Rios Departamento de Federación | populated place population 3,488 | S 30° 47′ 44'' | W 57° 54′ 44'' |
| 345 | Urdinarrain Urdinarrain | Argentina, Entre Rios Departamento de Gualeguaychú | populated place population 7,992 | S 32° 41′ 27'' | W 58° 53′ 18'' |
| 346 | Ubajay Ubajay | Argentina, Entre Rios Departamento de Colón | populated place population 2,334 | S 31° 47′ 42'' | W 58° 18′ 54'' |
| 347 | Tres Capones Tres Capones | Argentina, Misiones Departamento de Apóstoles | populated place population 1,234 | S 28° 0′ 15'' | W 55° 36′ 33'' |
| 348 | Tacuarendí | Argentina, Santa Fe General Obligado Department | populated place population 3,067 | S 28° 24′ 45'' | W 59° 15′ 36'' |
| 349 | Sauce de Luna Sauce de Luna | Argentina, Entre Rios Departamento de Federal | populated place population 2,901 | S 31° 14′ 22'' | W 59° 13′ 3'' |
| 350 | Santo Tomé Santo Tome,Santo Tomé | Argentina, Corrientes Departamento de Santo Tomé | seat of a second-order administrative division population 22,634 | S 28° 33′ 3'' | W 56° 2′ 28'' |
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