| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
501  | 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'' |
| 502 | Urdinarrain Urdinarrain | Argentina, Entre Rios Departamento de Gualeguaychú | populated place population 7,992 | S 32° 41′ 27'' | W 58° 53′ 18'' |
| 503 | Ubajay Ubajay | Argentina, Entre Rios Departamento de Colón | populated place population 2,334 | S 31° 47′ 42'' | W 58° 18′ 54'' |
| 504 | Tres Capones Tres Capones | Argentina, Misiones Departamento de Apóstoles | populated place population 1,234 | S 28° 0′ 15'' | W 55° 36′ 33'' |
| 505 | Tacuarendí | Argentina, Santa Fe General Obligado Department | populated place population 3,067 | S 28° 24′ 45'' | W 59° 15′ 36'' |
| 506 | 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'' |
| 507 | 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'' |
| 508 | Santo Pipó Colonia Santo Pipo,Colonia Santo Pipó,San Pipo,Santo Pipo,Santo Pipó | Argentina, Misiones Departamento de San Ignacio | populated place population 5,447 | S 27° 8′ 29'' | W 55° 24′ 34'' |
| 509 | Santa Rosa Colonia Santa Rosa,Colonia Tabay,Santa Rosa,Santa-Rosa,Санта-Роса | Argentina, Corrientes Departamento de Concepción | populated place population 8,330 | S 28° 15′ 56'' | W 58° 7′ 13'' |
| 510 | Santa María Colonia Santa Maria,Colonia Santa María,Hubbart,Santa Maria,Santa María | Argentina, Misiones Departamento de Concepción de la Sierra | populated place population 1,687 | S 27° 56′ 5'' | W 55° 24′ 26'' |
| 511 | Santa Lucía Santa Lucia,Santa Lucía | Argentina, Corrientes Departamento de Lavalle | seat of a second-order administrative division population 14,056 | S 28° 59′ 23'' | W 59° 6′ 2'' |
| 512 | Santa Ana Santa Ana | Argentina, Entre Rios Departamento de Federación | populated place population 2,059 | S 30° 54′ 2'' | W 57° 55′ 55'' |
| 513 | San Salvador San Salvador,sheng sa er wa duo,聖薩爾瓦多 | Argentina, Entre Rios Departamento de San Salvador | seat of a second-order administrative division population 11,626 | S 31° 37′ 29'' | W 58° 30′ 18'' |
| 514 | San Pedro San Pedro | Argentina, Misiones Departamento de San Pedro | seat of a second-order administrative division population 23,736 | S 26° 37′ 18'' | W 54° 6′ 32'' |
| 515 | San Luis del Palmar San Luis del Palmar | Argentina, Corrientes Departamento de San Luis del Palmar | seat of a second-order administrative division population 15,347 | S 27° 30′ 27'' | W 58° 33′ 22'' |
| 516 | San José de Feliciano San Jose de Feliciano,San José de Feliciano | Argentina, Entre Rios Departamento de Feliciano | seat of a second-order administrative division population 11,137 | S 30° 23′ 7'' | W 58° 45′ 0'' |
| 517 | San José San Jose,San José | Argentina, Misiones Departamento de Apóstoles | populated place population 6,452 | S 27° 46′ 9'' | W 55° 46′ 49'' |
| 518 | San Javier San Javier | Argentina, Santa Fe Departamento de San Javier | seat of a second-order administrative division population 15,606 | S 30° 34′ 50'' | W 59° 55′ 46'' |
| 519 | San Carlos San Carlos | Argentina, Corrientes Departamento de Ituzaingó | populated place population 3,350 | S 27° 44′ 49'' | W 55° 53′ 47'' |
| 520 | Saladas Saladas | Argentina, Corrientes Departamento de Saladas | seat of a second-order administrative division population 18,349 | S 28° 15′ 18'' | W 58° 37′ 25'' |
| 521 | Ruiz de Montoya Ruiz de Montoya | Argentina, Misiones Departamento de Libertador General San Martín | populated place population 3,374 | S 26° 58′ 15'' | W 55° 3′ 2'' |
| 522 | Rosario del Tala Rosario Tala,Rosario de Tala,Rosario del Tala,Tala,luo sa li ao de er ta la,羅薩里奧德爾塔拉 | Argentina, Entre Rios Departamento de Tala | seat of a second-order administrative division population 13,807 | S 32° 18′ 2'' | W 59° 8′ 21'' |
| 523 | Puerto Vilelas Puerto Vilelas | Argentina, Chaco Departamento de San Fernando | populated place population 8,455 | S 27° 30′ 39'' | W 58° 56′ 30'' |
| 524 | Puerto Rico Libertador General San Martin,Libertador General San Martín,Puerto Libertador General San Martin,Pue... | Argentina, Misiones Departamento de Libertador General San Martín | seat of a second-order administrative division population 17,491 | S 26° 48′ 32'' | W 55° 1′ 17'' |
| 525 | Puerto Piray Puerto Piray | Argentina, Misiones Departamento de Montecarlo | populated place population 8,557 | S 26° 28′ 9'' | W 54° 42′ 26'' |
| 526 | Puerto Libertad Puerto Libertad | Argentina, Misiones Departamento de Iguazú | populated place population 6,143 | S 25° 55′ 10'' | W 54° 34′ 56'' |
| 527 | Puerto Leoni Leoni,Puerto Leoni | Argentina, Misiones Departamento de Libertador General San Martín | populated place population 2,329 | S 26° 59′ 15'' | W 55° 9′ 56'' |
| 528 | Puerto Ibicuy Puerto Ibicuy,Punta Ibicuy | Argentina, Entre Rios Departamento de Islas del Ibicuy | populated place population 4,477 | S 33° 45′ 11'' | W 59° 10′ 39'' |
| 529 | Puerto Esperanza Esperanza,Puerto Esperanza | Argentina, Misiones Departamento de Iguazú | seat of a second-order administrative division population 15,579 | S 26° 1′ 21'' | W 54° 36′ 48'' |
| 530 | Puerto Bermejo Bermejo,Puerto Bermejo,Timbo | Argentina, Chaco Departamento de Bermejo | populated place population 1,832 | S 26° 55′ 38'' | W 58° 30′ 33'' |
| 531 | Pronunciamiento Pronunciamiento | Argentina, Entre Rios Departamento de Uruguay | populated place population 1,301 | S 32° 20′ 41'' | W 58° 26′ 33'' |
| 532 | Presidencia Roca Presidencia Roca,Presidente Roca | Argentina, Chaco Departamento de Libertador General San Martín | populated place population 4,987 | S 26° 8′ 31'' | W 59° 35′ 45'' |
| 533 | Presidencia de la Plaza Presidencia de la Plaza,Presidente de la Plaza,Puerto de la Plaza | Argentina, Chaco Departamento de Presidencia de la Plaza | seat of a second-order administrative division population 12,231 | S 27° 0′ 7'' | W 59° 50′ 41'' |
| 534 | Pirané Pirane,Pirané | Argentina, Formosa Departamento de Pirané | seat of a second-order administrative division population 19,124 | S 25° 43′ 57'' | W 59° 6′ 35'' |
| 535 | Gobernador López Gobernador Lopez,Gobernador López,Picada Gobernador Lopez,Picada Gobernador López,Picada Lopez,Picad... | Argentina, Misiones Departamento de Leandro N. Alem | populated place population 2,256 | S 27° 39′ 58'' | W 55° 12′ 48'' |
| 536 | Pedro R. Fernández Manuel F. Mantilla,Morro Furo Mantilla,Pedro R. Fernandez,Pedro R. Fernández,San Diego | Argentina, Corrientes Departamento de San Roque | populated place population 2,058 | S 28° 45′ 4'' | W 58° 39′ 17'' |
| 537 | Panambí Panambi,Panambí,Puerto Panambi | Argentina, Misiones Departamento de Oberá | populated place population 5,970 | S 27° 43′ 19'' | W 54° 54′ 53'' |
| 538 | Pampa Almirón Pampa Almiron,Pampa Almirón | Argentina, Chaco Departamento de Libertador General San Martín | populated place population 1,747 | S 26° 42′ 1'' | W 59° 7′ 23'' |
| 539 | Open Door Open Door | Argentina, Buenos Aires Partido de Luján | populated place population 5,014 | S 34° 29′ 28'' | W 59° 4′ 31'' |
| 540 | Nueve de Julio 9 de Julio,Nueve de Julio | Argentina, Corrientes Departamento de Lavalle | populated place population 2,671 | S 28° 50′ 26'' | W 58° 49′ 48'' |
| 541 | 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'' |
| 542 | 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'' |
| 543 | 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'' |
| 544 | Mártires Martires,Mártires | Argentina, Misiones Departamento de Candelaria | populated place population 1,135 | S 27° 25′ 21'' | W 55° 22′ 35'' |
| 545 | Malvinas Sur Malvina Sur,Malvinas Sud,Malvinas Sur | Argentina, Corrientes | populated place | S 29° 42′ 10'' | W 59° 4′ 35'' |
| 546 | Maciá Macia,Maciá | Argentina, Entre Rios Departamento de Tala | populated place population 5,806 | S 32° 10′ 21'' | W 59° 24′ 2'' |
| 547 | 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'' |
| 548 | La Punta | Argentina, San Luis Juan Martín de Pueyrredón | populated locality population 15,000, elevation 700m | S 33° 11′ 1'' | W 66° 18′ 45'' |
| 549 | Cariló Carilo,Cariló,Karilo,karylw,Карило,کاریلو | Argentina, Buenos Aires Partido de Pinamar | populated place population 1,553 | S 37° 9′ 54'' | W 56° 53′ 28'' |
| 550 | Moreno Moreno,mo lei nuo,moreno,mwrnw,mwrynw,Морено,Մորենո,مورنو,مورينو,მორენო,莫雷諾 | Argentina, Buenos Aires Partido de Moreno | populated place | S 34° 38′ 2'' | W 58° 47′ 29'' |
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