| Country | Guatemala (GT) |
| UN/LOCODE | STC |
| Name | Puerto Santo Tom·s de Castilla |
| Name Without Diacritics | Puerto Santo Tomas de Castilla |
| Region | 18 |
| Function Code | 1------- |
| Function | Port |
| Status Code | AI (Code Adopted By International Organization) |
| Date | 307 |
| Timezone | America/Guatemala |
| Location (UN Format) | 1542N 08837W |
| Latitude Longitude | 15.6967, -88.6165 |