| Country | Canada (CA) |
| UN/LOCODE | SDU |
| Name | Saint-Ludger |
| Name Without Diacritics | Saint-Ludger |
| Region | QC |
| Function Code | --3----- |
| Function | Road |
| Status Code | RL (Recognised Location) |
| Date | 1601 |
| Timezone | America/Toronto |
| Location (UN Format) | 4545N 07042W |
| Latitude Longitude | 45.7434, -70.6959 |