| Locality | Latitude | Longitude | Elevation | Postal Code |
|---|---|---|---|---|
| San Marcos (10 de Octubre 1) | 13.652069 | -89.165469 | 746 m | 1115 |
| San Marcos (10 de Octubre 2) | 13.652069 | -89.165469 | 746 m | 1115 |
| San Marcos (10 de Octubre 3) | 13.652069 | -89.165469 | 746 m | 1115 |
| San Marcos (Abarca) | 13.663885 | -89.184883 | 913.5 m | 1115 |
| San Marcos (Abrego) | 13.663885 | -89.184883 | 913.5 m | 1115 |
| San Marcos (Alcaine 1) | 13.648688 | -89.184288 | 913.5 m | 1115 |
| San Marcos (Alcaine 2) | 13.648688 | -89.184288 | 913.5 m | 1115 |
| San Marcos (Araucarias) | 13.663885 | -89.184883 | 913.5 m | 1115 |
| San Marcos (Azucena) | 13.662109 | -89.183124 | 913.5 m | 1115 |
| San Marcos (Bella Vista) | 13.662109 | -89.183124 | 913.5 m | 1115 |
| San Marcos (Bello San Juan) | 13.66463 | -89.191428 | 913.5 m | 1115 |
| San Marcos (Bello San Juan 2) | 13.66463 | -89.191428 | 913.5 m | 1115 |
| San Marcos (Bosques de Santorini) | 13.662104 | -89.19351 | 913.5 m | 1115 |
| San Marcos (Buenos Aires) | 13.710645 | -89.208975 | 821.5 m | 1115 |
| San Marcos (Campos) | 13.726289 | -88.938693 | 760 m | 1115 |
| San Marcos (Concepcion) | 13.702233 | -89.181908 | 671 m | 1115 |
| San Marcos (Cruz Roja 4) | 13.669325 | -89.188751 | 671 m | 1115 |
| San Marcos (Delgado) | 13.739085 | -89.161075 | 614 m | 1115 |
| San Marcos (El Cafetalito) | 13.663885 | -89.184883 | 913.5 m | 1115 |
| San Marcos (El Campo) | 13.655649 | -89.183321 | 913.5 m | 1115 |
| San Marcos (El Carmen) | 13.653292 | -89.183992 | 913.5 m | 1115 |
| San Marcos (El Carmen 1) | 13.656121 | -89.172657 | 913.5 m | 1115 |
| San Marcos (El Carmen 3) | 13.663885 | -89.184883 | 913.5 m | 1115 |
| San Marcos (El Cenizal) | 13.654791 | -89.16575 | 746 m | 1115 |
| San Marcos (El Centro) | 13.657137 | -89.182497 | 913.5 m | 1115 |
| San Marcos (El Milagro) | 13.662793 | -89.1828 | 913.5 m | 1115 |
San Marcos is an Administrative divisions in San Salvador El Salvador.
San Salvador