| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| S. Garbarini | city | Buenos Aires | Argentina | -35.48 | -60.38 | 160 | 298 |
| S. Larre | city | Buenos Aires | Argentina | -35.58 | -59.16 | 72 | 447 |
| S. Lugares | city | Buenos Aires | Argentina | -34.60 | -58.55 | 82 | 946052 |
| S. Unzué | city | Buenos Aires | Argentina | -35.75 | -60.86 | 278 | 298 |
| S.F. de Bellocq | city | Buenos Aires | Argentina | -38.69 | -60.01 | 104 | 298 |
| Saavedra | city | Buenos Aires | Argentina | -37.76 | -62.35 | 1118 | 1958 |
| Saenz Pena | city | Buenos Aires | Argentina | -34.60 | -58.53 | 82 | 1098496 |
| Saforcada | city | Buenos Aires | Argentina | -34.57 | -61.07 | 239 | 12714 |
| Saladillo | city | Buenos Aires | Argentina | -35.64 | -59.78 | 134 | 12684 |
| Salazar | city | Buenos Aires | Argentina | -36.30 | -62.20 | 351 | 1117 |
| Saldungaray | city | Buenos Aires | Argentina | -38.20 | -61.77 | 830 | 1049 |
| Salliqueló | city | Buenos Aires | Argentina | -36.75 | -62.96 | 410 | 5841 |
| Salto | city | Buenos Aires | Argentina | -34.29 | -60.25 | 101 | 15116 |
| Salvador María | city | Buenos Aires | Argentina | -35.30 | -59.17 | 82 | 298 |
| Samborombon | city | Buenos Aires | Argentina | -35.22 | -58.28 | 49 | 2708 |
| San A. de Areco | city | Buenos Aires | Argentina | -34.25 | -59.47 | 114 | 14766 |
| San A. de Giles | city | Buenos Aires | Argentina | -34.45 | -59.44 | 154 | 14538 |
| San Agustín | city | Buenos Aires | Argentina | -38.01 | -58.36 | 337 | 130 |
| San Alberto | city | Buenos Aires | Argentina | -35.85 | -61.52 | 265 | 298 |
| San Alberto | city | Buenos Aires | Argentina | -34.47 | -59.56 | 173 | 596 |
| San Andrés | city | Buenos Aires | Argentina | -34.56 | -58.54 | 75 | 879161 |
| San Andrés de Giles | city | Buenos Aires | Argentina | -34.45 | -59.44 | 154 | 14538 |
| San Antonio de Areco | city | Buenos Aires | Argentina | -34.25 | -59.47 | 114 | 14766 |
| San Antonio de Padua | city | Buenos Aires | Argentina | -34.67 | -58.70 | 95 | 382437 |
| San Augustín | city | Buenos Aires | Argentina | -38.01 | -58.36 | 337 | 130 |
| San Benito | city | Buenos Aires | Argentina | -35.67 | -59.88 | 137 | 1569 |
| San Bernardo | city | Buenos Aires | Argentina | -36.31 | -60.45 | 301 | 29 |
| San Bernardo | city | Buenos Aires | Argentina | -36.69 | -56.68 | 0 | 14120 |
| San Bernardo del Tuyú | city | Buenos Aires | Argentina | -36.69 | -56.68 | 0 | 14120 |
| San Blás | city | Buenos Aires | Argentina | -40.56 | -62.24 | 49 | 0 |
| San Carla Estancia | city | Buenos Aires | Argentina | -38.03 | -59.54 | 830 | 607 |
| San Carlos de Bolívar | city | Buenos Aires | Argentina | -36.25 | -61.10 | 337 | 13944 |
| San Cayetano | city | Buenos Aires | Argentina | -38.35 | -59.61 | 311 | 5580 |
| San Clemente del Tuyú | city | Buenos Aires | Argentina | -36.36 | -56.72 | 42 | 10897 |
| San Eladio | city | Buenos Aires | Argentina | -34.75 | -59.19 | 104 | 726 |
| San Emilio | city | Buenos Aires | Argentina | -35.03 | -60.87 | 180 | 298 |
| San Enrique | city | Buenos Aires | Argentina | -35.77 | -60.35 | 209 | 298 |
| San F. de Bellocq | city | Buenos Aires | Argentina | -38.69 | -60.01 | 104 | 298 |
| San Fermin | city | Buenos Aires | Argentina | -36.82 | -62.58 | 390 | 149 |
| San Fernando | city | Buenos Aires | Argentina | -34.19 | -58.61 | 13 | 18178 |
| San Fernando | city | Buenos Aires | Argentina | -34.44 | -58.56 | 19 | 342135 |
| San Fernando de la Buena Vista | city | Buenos Aires | Argentina | -34.44 | -58.56 | 19 | 342135 |
| San Francisco | city | Buenos Aires | Argentina | -34.80 | -59.42 | 131 | 741 |
| San Francisco | city | Buenos Aires | Argentina | -35.82 | -61.53 | 262 | 292 |
| San Francisco Solano | city | Buenos Aires | Argentina | -34.78 | -58.32 | 42 | 498173 |
| San Francisco de Bellocq | city | Buenos Aires | Argentina | -38.69 | -60.01 | 104 | 298 |
| San German | city | Buenos Aires | Argentina | -38.30 | -62.98 | 830 | 149 |
| San Ignacio | city | Buenos Aires | Argentina | -37.33 | -58.42 | 252 | 149 |
| San Isidro | city | Buenos Aires | Argentina | -34.47 | -58.53 | 55 | 461268 |
| San Jacinto | city | Buenos Aires | Argentina | -34.64 | -59.52 | 150 | 5992 |
| San Jorge | city | Buenos Aires | Argentina | -37.23 | -60.96 | 830 | 153 |
| San Jose | city | Buenos Aires | Argentina | -38.18 | -59.01 | 239 | 3039 |
| San José | city | Buenos Aires | Argentina | -37.51 | -61.92 | 830 | 10721 |
| San Justo | city | Buenos Aires | Argentina | -34.68 | -58.56 | 91 | 539486 |
| San M. del Monte | city | Buenos Aires | Argentina | -35.44 | -58.81 | 52 | 4345 |
| San Manuel | city | Buenos Aires | Argentina | -37.79 | -58.85 | 830 | 975 |
| San Martin | city | Buenos Aires | Argentina | -34.57 | -58.53 | 82 | 963474 |
| San Mauricio | city | Buenos Aires | Argentina | -35.51 | -63.19 | 308 | 149 |
| San Mayol | city | Buenos Aires | Argentina | -38.32 | -60.03 | 413 | 288 |
| San Miguel | city | Buenos Aires | Argentina | -34.54 | -58.72 | 98 | 403577 |
| San Miguel | city | Buenos Aires | Argentina | -34.52 | -58.78 | 95 | 335131 |
| San Miguel Arcángel | city | Buenos Aires | Argentina | -37.45 | -63.12 | 830 | 0 |
| San Miguel de Monte | city | Buenos Aires | Argentina | -35.44 | -58.81 | 52 | 4345 |
| San Miguel del Monte | city | Buenos Aires | Argentina | -35.44 | -58.81 | 52 | 4345 |
| San Nicolas de los Arroyos | city | Buenos Aires | Argentina | -33.34 | -60.23 | 59 | 7172 |
| San Nicolás | city | Buenos Aires | Argentina | -33.34 | -60.23 | 59 | 7172 |
| San Nikolas de los Arojosas | city | Buenos Aires | Argentina | -33.34 | -60.23 | 59 | 7172 |
| San Patricio | city | Buenos Aires | Argentina | -34.60 | -60.23 | 170 | 447 |
| San Pedro | city | Buenos Aires | Argentina | -33.68 | -59.67 | 121 | 21885 |
| San Roman | city | Buenos Aires | Argentina | -38.74 | -61.54 | 318 | 0 |
| San Sebastián | city | Buenos Aires | Argentina | -34.94 | -59.70 | 137 | 566 |
| San Serapio de la Loma | city | Buenos Aires | Argentina | -34.60 | -58.77 | 52 | 257903 |
| San Vicente | city | Buenos Aires | Argentina | -35.03 | -58.42 | 75 | 40281 |
| San Vicente | city | Buenos Aires | Argentina | -34.98 | -58.38 | 75 | 52622 |
| San Vicente | city | Buenos Aires | Argentina | -34.76 | -60.32 | 209 | 356 |
| Sanchez | city | Buenos Aires | Argentina | -33.43 | -60.15 | 55 | 4124 |
| Sansinena | city | Buenos Aires | Argentina | -35.28 | -63.21 | 328 | 149 |
| Santa Catalina | city | Buenos Aires | Argentina | -35.19 | -57.79 | 78 | 298 |
| Santa Catalina | city | Buenos Aires | Argentina | -34.78 | -58.43 | 49 | 568685 |
| Santa Clara | city | Buenos Aires | Argentina | -37.83 | -62.13 | 2608 | 149 |
| Santa Coloma | city | Buenos Aires | Argentina | -34.06 | -59.56 | 127 | 745 |
| Santa Coloma | city | Buenos Aires | Argentina | -34.43 | -59.03 | 101 | 34729 |
| Santa Eleadara | city | Buenos Aires | Argentina | -34.69 | -62.69 | 324 | 149 |
| Santa Elena | city | Buenos Aires | Argentina | -37.34 | -60.61 | 830 | 149 |
| Santa Eleodora | city | Buenos Aires | Argentina | -34.69 | -62.69 | 324 | 149 |
| Santa Ines | city | Buenos Aires | Argentina | -35.40 | -62.59 | 282 | 149 |
| Santa Isabel | city | Buenos Aires | Argentina | -36.15 | -60.62 | 252 | 135 |
| Santa Lucia | city | Buenos Aires | Argentina | -33.88 | -59.88 | 170 | 8007 |
| Santa Luisa | city | Buenos Aires | Argentina | -37.13 | -60.42 | 830 | 298 |
| Santa Maria | city | Buenos Aires | Argentina | -33.81 | -60.19 | 147 | 516 |
| Santa Maria | city | Buenos Aires | Argentina | -37.56 | -61.88 | 839 | 1410 |
| Santa Regina | city | Buenos Aires | Argentina | -34.55 | -63.17 | 400 | 149 |
| Santa Teresita | city | Buenos Aires | Argentina | -36.54 | -56.70 | 59 | 16989 |
| Santa Trinidad | city | Buenos Aires | Argentina | -37.49 | -61.92 | 830 | 14413 |
| Santamarina | city | Buenos Aires | Argentina | -38.45 | -59.32 | 173 | 674 |
| Santiago Garbarini | city | Buenos Aires | Argentina | -35.48 | -60.38 | 160 | 298 |
| Santiago Larre | city | Buenos Aires | Argentina | -35.58 | -59.16 | 72 | 447 |
| Santo Domingo | city | Buenos Aires | Argentina | -36.71 | -57.59 | 39 | 149 |
| Santo Tomas | city | Buenos Aires | Argentina | -35.67 | -61.51 | 255 | 298 |
| Santos Lugares | city | Buenos Aires | Argentina | -34.60 | -58.55 | 82 | 946052 |
| Santos Unzué | city | Buenos Aires | Argentina | -35.75 | -60.86 | 278 | 298 |
| Sarandí | city | Buenos Aires | Argentina | -34.68 | -58.35 | 22 | 789019 |
| Sarasa | city | Buenos Aires | Argentina | -34.05 | -61.20 | 291 | 741 |
| Saraza | city | Buenos Aires | Argentina | -34.05 | -61.20 | 291 | 741 |
| Saturno | city | Buenos Aires | Argentina | -36.92 | -62.68 | 367 | 149 |
| Sauzales | city | Buenos Aires | Argentina | -34.47 | -61.67 | 249 | 298 |
| Segui | city | Buenos Aires | Argentina | -34.87 | -60.39 | 177 | 151 |
| Segui | city | Buenos Aires | Argentina | -34.89 | -58.13 | 52 | 133159 |
| Segurola | city | Buenos Aires | Argentina | -36.83 | -57.45 | 9 | 149 |
| Seis de Septiembre | city | Buenos Aires | Argentina | -34.65 | -58.62 | 91 | 523920 |
| Sevigne | city | Buenos Aires | Argentina | -36.21 | -57.74 | 49 | 149 |
| Sevinge | city | Buenos Aires | Argentina | -36.21 | -57.74 | 49 | 149 |
| Shaw | city | Buenos Aires | Argentina | -36.62 | -59.73 | 351 | 298 |
| Sierra Bayas | city | Buenos Aires | Argentina | -36.93 | -60.16 | 843 | 16109 |
| Sierra Chica | city | Buenos Aires | Argentina | -36.84 | -60.23 | 830 | 16471 |
| Sierra de la Ventana | city | Buenos Aires | Argentina | -38.13 | -61.80 | 856 | 149 |
| Sierra de los Padres | city | Buenos Aires | Argentina | -37.95 | -57.77 | 830 | 53464 |
| Sierras Bayas | city | Buenos Aires | Argentina | -36.93 | -60.16 | 843 | 16109 |
| Smith | city | Buenos Aires | Argentina | -35.49 | -61.59 | 252 | 298 |
| Sol de Mayo | city | Buenos Aires | Argentina | -35.21 | -59.49 | 124 | 469 |
| Sol de Mayo | city | Buenos Aires | Argentina | -34.28 | -60.88 | 226 | 450 |
| Solanet | city | Buenos Aires | Argentina | -36.84 | -58.51 | 173 | 149 |
| Solano | city | Buenos Aires | Argentina | -45.69 | -67.46 | 830 | 4323 |
| Solis | city | Buenos Aires | Argentina | -34.30 | -59.33 | 121 | 636 |
| Spurr | city | Buenos Aires | Argentina | -38.75 | -62.26 | 3 | 48157 |
| Stegmann | city | Buenos Aires | Argentina | -37.98 | -61.55 | 958 | 149 |
| Stroeder | city | Buenos Aires | Argentina | -40.18 | -62.62 | 91 | 6036 |
| Sucre | city | Buenos Aires | Argentina | -34.50 | -59.12 | 88 | 20796 |
| Suipacha | city | Buenos Aires | Argentina | -34.77 | -59.69 | 154 | 4795 |
| Sundblad | city | Buenos Aires | Argentina | -35.76 | -63.14 | 265 | 149 |