| Country | El Salvador (SV) |
| UN/LOCODE | MOS |
| Name | San Marcos |
| Name Without Diacritics | San Marcos |
| Function Code | -----6-- |
| Function | Multi-use Location |
| Status Code | RL (Recognised Location) |
| Date | 1107 |
| Timezone | America/El_Salvador |
| Location (UN Format) | 1335N 08913W |
| Latitude Longitude | 13.9667, -88.5667 |