| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
4101  | Colonia Mayo Colonia Mayo,Mayo | Argentina, Tucuman Departamento de Cruz Alta | populated place | S 26° 50′ 1'' | W 64° 59′ 20'' |
| 4102 | Matorrales | Argentina, Cordoba Departamento de Río Segundo | populated place | S 31° 42′ 53'' | W 63° 30′ 38'' |
| 4103 | Matilde Estacion Matilde,Estación Matilde,Matilde | Argentina, Santa Fe Las Colonias Department | populated place | S 31° 47′ 33'' | W 60° 58′ 47'' |
| 4104 | Mate de Luna | Argentina, Tucuman Departamento de Capital | populated place | S 26° 51′ 6'' | W 65° 11′ 48'' |
| 4105 | Matará Matara,Matará | Argentina, Santiago del Estero Departamento de Juan F. Ibarra | populated place | S 28° 6′ 37'' | W 63° 11′ 42'' |
| 4106 | Matambre | Argentina, Catamarca Tinogasta Department | populated place | S 27° 28′ 0'' | W 68° 17′ 0'' |
| 4107 | Matagusanos | Argentina, San Juan Departamento de Ullúm | populated place | S 31° 14′ 47'' | W 68° 37′ 46'' |
| 4108 | Mata Amarilla Mata Amarilla | Argentina, Santa Cruz Lago Argentino Department | populated place | S 49° 34′ 56'' | W 71° 11′ 3'' |
| 4109 | Mascasín Mascasin,Mascasín | Argentina, La Rioja Departamento de Rosario Vera Peñaloza | populated place | S 31° 23′ 32'' | W 66° 58′ 41'' |
| 4110 | Marucha Marucha | Argentina, Buenos Aires Partido de Carlos Tejedor | populated place | S 35° 37′ 49'' | W 62° 13′ 42'' |
| 4111 | Martín García | Argentina, Salta Departamento de Rivadavia | populated place | S 24° 12′ 27'' | W 62° 46′ 22'' |
| 4112 | Martínez del Tineo Martinez del Tineo,Martínez del Tineo | Argentina, Salta Departamento de Orán | populated place | S 23° 54′ 34'' | W 64° 3′ 42'' |
| 4113 | Marquesado | Argentina, San Juan Departamento de Rivadavia | populated place | S 31° 31′ 0'' | W 68° 37′ 0'' |
| 4114 | Mariño Marino,Mariño | Argentina, Tucuman Departamento de Burruyacú | populated place | S 26° 44′ 12'' | W 65° 2′ 0'' |
| 4115 | Mari Lauquen Mari Lauquen | Argentina, Buenos Aires Trenque Lauquen Partido | populated place | S 36° 7′ 47'' | W 62° 58′ 38'' |
| 4116 | María Susana Maria Susana,María Susana | Argentina, Santa Fe Departamento de San Martín | populated place | S 32° 15′ 59'' | W 61° 54′ 14'' |
| 4117 | María Lucila Maria Lucila,María Lucila | Argentina, Buenos Aires Partido de Hipólito Yrigoyen | populated place | S 36° 11′ 31'' | W 61° 32′ 19'' |
| 4118 | María Eugenia Maria Eugenia,María Eugenia | Argentina, Santa Fe San Cristóbal Department | populated place | S 30° 28′ 58'' | W 60° 52′ 17'' |
| 4119 | Marengo | Argentina, Catamarca Departamento de Valle Viejo | populated place | S 28° 29′ 0'' | W 65° 45′ 45'' |
| 4120 | Marcos Paz Marcos Paz | Argentina, Tucuman Departamento de Yerba Buena | section of populated place | S 26° 49′ 5'' | W 65° 16′ 50'' |
| 4121 | Mar Chiquita | Argentina, Cordoba Departamento de Río Primero | populated place | S 30° 48′ 0'' | W 62° 53′ 0'' |
| 4122 | Marapa Marapa,Marapá | Argentina, Tucuman Departamento de Juan B. Alberdi | populated place | S 27° 36′ 47'' | W 65° 38′ 48'' |
| 4123 | Mapis Mapis | Argentina, Buenos Aires Partido de Olavarría | populated place | S 36° 46′ 18'' | W 61° 17′ 7'' |
| 4124 | Manuel Elordi Manuel Elordi | Argentina, Salta Departamento de Orán | populated place | S 23° 16′ 52'' | W 64° 9′ 33'' |
| 4125 | Manuela Pedraza Manuela Pedraza | Argentina, Tucuman Departamento de Simoca | populated place | S 27° 13′ 28'' | W 65° 21′ 21'' |
| 4126 | Manucho Manucho | Argentina, Santa Fe Capital Department | populated place | S 31° 16′ 5'' | W 60° 48′ 43'' |
| 4127 | Mansupa | Argentina, Santiago del Estero Departamento de Río Hondo | populated place | S 27° 26′ 23'' | W 64° 55′ 10'' |
| 4128 | El Mangrullo El Mangrullo,Mangrullo | Argentina, Santiago del Estero Departamento de Guasayán | populated place | S 28° 6′ 23'' | W 65° 2′ 15'' |
| 4129 | Manga Bajada Manga Bajada | Argentina, Santiago del Estero Departamento de Copo | populated place | S 26° 0′ 45'' | W 63° 41′ 49'' |
| 4130 | Manga Bajada | Argentina, Santiago del Estero Departamento de Copo | populated place | S 25° 54′ 0'' | W 63° 43′ 0'' |
| 4131 | Manfredi Manfredi | Argentina, Cordoba Departamento de Río Segundo | populated place | S 31° 50′ 44'' | W 63° 44′ 51'' |
| 4132 | Mancha Blanca Mancha Blanca | Argentina, Rio Negro Departamento de San Antonio | populated place | S 40° 46′ 40'' | W 65° 27′ 3'' |
| 4133 | Barrio Manantial Rosales Barrio Manantial Rosales,Manantial Rosales | Argentina, Chubut Departamento de Escalante | section of populated place | S 45° 49′ 6'' | W 67° 31′ 32'' |
| 4134 | Manantiales Chicos Manantiales Chicos | Argentina, Buenos Aires Partido de Pergamino | populated place | S 33° 52′ 3'' | W 60° 18′ 41'' |
| 4135 | Manantiales Behr Manantiales Behr | Argentina, Chubut Departamento de Escalante | populated place | S 45° 40′ 42'' | W 67° 44′ 11'' |
| 4136 | Manantiales | Argentina, San Luis Departamento de Libertador General San Martín | populated place | S 32° 38′ 48'' | W 65° 37′ 20'' |
| 4137 | Manantiales | Argentina, Cordoba Tulumba Department | populated place | S 30° 17′ 13'' | W 64° 8′ 4'' |
| 4138 | Manantiales | Argentina, Cordoba Departamento de Sobremonte | populated place | S 29° 52′ 0'' | W 63° 53′ 0'' |
| 4139 | Manantiales Manantiales | Argentina, Chaco General Güemes Department | populated place | S 25° 8′ 54'' | W 60° 43′ 49'' |
| 4140 | Manantial Blanco | Argentina, San Luis Coronel Pringles | populated place | S 32° 54′ 0'' | W 65° 48′ 0'' |
| 4141 | Mamaguita Mamaguita | Argentina, Buenos Aires Partido de Veinticinco de Mayo | populated place | S 35° 41′ 20'' | W 60° 13′ 29'' |
| 4142 | Malvinas Malvinas | Argentina, Tucuman Departamento de Lules | populated place | S 26° 55′ 14'' | W 65° 15′ 48'' |
| 4143 | Plaza Matilde Colonia Matilde,Maltide,Plaza Matilde | Argentina, Santa Fe Las Colonias Department | populated place | S 31° 47′ 44'' | W 61° 0′ 37'' |
| 4144 | Mal Paso | Argentina, Santiago del Estero Departamento de Capital | populated place | S 27° 44′ 15'' | W 64° 18′ 44'' |
| 4145 | Malota Malota | Argentina, Santiago del Estero Departamento de Salavina | populated place | S 28° 58′ 48'' | W 63° 15′ 51'' |
| 4146 | Mallín Quemado Mallin Quemado,Mallín Quemado | Argentina, Neuquen Departamento de Picunches | populated place | S 38° 34′ 10'' | W 70° 7′ 50'' |
| 4147 | Mallín Ahogado Mallin Ahogado,Mallín Ahogado | Argentina, Rio Negro Departamento de Bariloche | populated place | S 41° 50′ 22'' | W 71° 30′ 16'' |
| 4148 | Malleo | Argentina, Neuquen Departamento de Huiliches | populated place | S 39° 46′ 39'' | W 71° 2′ 6'' |
| 4149 | Malimán de Arriba Maliman de Arriba,Malimán de Arriba | Argentina, San Juan Iglesia Department | populated place | S 29° 56′ 4'' | W 69° 10′ 11'' |
| 4150 | Malena | Argentina, Cordoba Departamento de Río Cuarto | populated place | S 33° 29′ 23'' | W 64° 25′ 52'' |
by