| Main Number Security MNH | 88-5542 (398-5542) | 157 Montreal Neurological Hospital |
| Main Number All Emergencies MUHC | 55555 | CUSM/MUHC |
| Main Number Store And Distri MGH | 43259 | BS1 113 Montreal General Hospital |
| Main Number Laundry MUHC | 36697 | B4.01 Royal Victoria Hospital |
| Main Number Emergency Measures | 42861 | F1 101.2 Montreal General Hospital |
| Main Number Housekeeping MCH | 22333 | BB-50 Montreal Children's Hospital |
| Main Number Store And Distri LACH | 77015 | 0F1 Lachine Hospital |
| Main Number Housekeeping MNH | 88-0250 (398-6644) | 066 Montreal Neurological Hospital |
| Main Number Housekeeping MGH | 48065 (514-934-8065) | Bs1 112 Montreal General Hospital |
| Main Number Lifeline | 31670 (514-843-1670) | 300-2155 Guy |
| Main Number Postal Services LACH | 77010 | J1.00 Montreal Chest Institute |
| Main Number Security 5100 De Mais | 514-487-0900 | 5100 de MAIS |
| Main Number Security A1 153 MGH | 43459 | A1 153 Montreal General Hospital |
| Main Number Security B-128 MCH | 22203 | B-128 Montreal Children's Hospital |
| Main Number Security MUHC | 58282 | CUSM/MUHC |
| Main Number Security MCH | 28282 | B-128 Montreal Children's Hospital |
| Main Number Security RVH | 38282 | C4.19 Royal Victoria Hospital |
| Main Number Security Ami | 34541 | P1.071 Royal Victoria Hospital |
| Main Number Housekeeping MCI | 42226 | J0.39 Montreal Chest Institute |
| Main Number Security 2155 Guy | 514-931-6536 | 100-2155 Guy |
| Main Number Postal Services MNH | 88-1932 (398-1932) | 348 Montreal Neurological Hospital |
| Main Number Store And Distri MNH | 88-1950 (398-1950) | 057A Montreal Neurological Hospital |
| Main Number Postal Services RVH | 34240 | A2.16 Royal Victoria Hospital |
| Main Number Store And Distri RVH | 34179 | A2.18 Royal Victoria Hospital |
| Main Number Postal Services MCH | 22039 | CB-26 Montreal Children's Hospital |
| Main Number Store And Distri MCH | 22243 | EB-16 Montreal Children's Hospital |
| Main Number Postal Services MGH | 43010 | D17 107.3 Montreal General Hospital |
| Main Number Store And Distri MCI | 32542 | J0.06 Montreal Chest Institute |
| Main Number Postal Services MCI | 32329 | J1.00 Montreal Chest Institute |
| Main Number Food Services LACH | 77214 | 2J2.4 Lachine Hospital |
| Main Number Security MCI | 32329 | J1.00 Montreal Chest Institute |
| Main Number Food Services RVH | 34431 | A5.11 Royal Victoria Hospital |
| Main Number Surgical Inventory | 36405 | E8 120 Montreal General Hospital |
| Main Number Housekeeping LACH | 77023 | C0E1 Lachine Hospital |
| Main Number Internal Transport MGH | 44000 | E4 132 Montreal General Hospital |
| Main Number Housekeeping RVH | 34341 | BS1 112 Montreal General Hospital |
| Main Number External Transport | 48287 (514-934-8287) | E4 132 Montreal General Hospital |
| Main Number Call Centre | 0 | CUSM/MUHC |
| Main Number External Transport LACH | 77160 | 1B5 Lachine Hospital |
| Main Number Locating MUHC | 53333 | CUSM/MUHC |
| Main Number Internal Transport MCH | 24000 | EB-16 Montreal Children's Hospital |
| Main Number Printing MCH | 22531 | BB-42-A Montreal Children's Hospital |
| Main Number Internal Transport MCI | 32329 | J1.00 Montreal Chest Institute |
| Main Number Logistics Services | 23456 | CS1 230 Montreal General Hospital |
| Main Number Printing MUHC | 34242 | 001-2155 Guy |
| Main Number Food Services MGH | 42438 | E4 265 Montreal General Hospital |
| Main Number Inter Transport MNH RVH | 34000 | T3.06 Royal Victoria Hospital |
| Main Number Food Services MCH | 22050 | E-429 Montreal Children's Hospital |
| Main Number Security Lachine | 77022 | 1B3 Lachine Hospital |
| Main Number Food Services MCI | 32594 | J2.04 Montreal Chest Institute |
| Main Number Security Camille Lef | 77180 | 1G2.A Lachine Hospital |
| Main Number Internal Transport MNH | 88-1932 (398-1932) | 348 Montreal Neurological Hospital |