| alt_name | San Antonio |
| nombre | San Marcos |
| Nota | Approximate location based on sat imagery and opentopo map |
| tipo de lugar | farm |
| source:id | 3154i Río Blanco - USGS OpenTopo map no E751X31541 (1981) |
| source:imagery | Bing & Maxar Sat Imagery as of 2022 |
| source:url | https://maps.lib.utexas.edu/maps/topo/nicaragua/ |