| name | office head of government | Mayor | image | Area (m²) | date founded | Elevation (m) | Country | administrative division | continent | latitude (°) | waterbody | longitude (°) | Website | population (people) | Demonym | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Buenos Aires |  | 203,000,000 | 11/06/1580 | 25 | Argentina | Buenos Aires | Americas | -34.6033325195 | Río de la Plata | -58.3816680908 | website | 3,063,728 | Map | |||
| Lezama, Buenos Aires | Argentina | Buenos Aires | Americas | -35.8666648865 | -57.8833351135 | website | 4,647 | Map | ||||||||
| San Martín Base |  | 180,000 | 5 | Argentina | Buenos Aires | Americas | -68.1298522949 | -67.1009063721 | website | 20 | Map | |||||
| Base Aérea Teniente Benjamín Matienzo |  | 25 | Argentina | Buenos Aires | Americas | -64.9757461548 | -60.0718879700 | website | Map |