From outside the hospital, dial the main number followed by the five (5) digit extension number.
From inside the hospital, dial only the five (5) digit extension number.
| Main number: | 514 934-1934 |
| Accounting – information and payments | 77241 |
| Admission | 77155 |
| Clinical Nutrition | 77164 |
| Food Service | 77214 |
| Inpatients and Users Committee | 31968 |
| La Cafetière Snack Bar | 77135 |
| Lachine Hospital Foundation | 77333 |
| Ombudsman/Complaints Commissioner | 514 934-8306 |
| Parking | 77001 |
| Patient Information Centre | 0 |
| Security | 77180 |
| Social Services | 77170 |
| Spiritual Support Service | 77111 |
| Technical Services | 77005 |
| Telecommunications (defective phones) | 48484 |
|
Care Units - 4th – Centre |
|