| 23000 | 59d8 | TE | GMCH | Groves Memorial Community Hospital - Fergus | Hospital |
| 23001 | 59d9 | TE | GGH | Guelph General Hospital | Hospital |
| 23002 | 59da | TE | Kitchener | Kitchener | Hospital |
| 23007 | 59df | TE | CMH | Cambridge Memorial Hospital | Hospital |
| 23031 | 59f7 | TE | BGH | Brantford General Hospital | Hospital |
| 23034 | 59fa | TE | HGH | Hamilton General Hospital | Hospital |
| 23035 | 59fb | TE | JH Hamilton | Juravinski Hospital - Hamilton | Hospital |
| 23036 | 59fc | TE | MUMC | McMaster University Medical Centre | Hospital |
| 23037 | 59fd | TE | SJH - Hamilton | St. Joseph's Hospital - Hamilton | Hospital |
| 23082 | 5a2a | TE | STEGH | St Thomas Elgin General Hospital | Hospital |
| 23087 | 5a2f | TE | OSH | Owen Sound Hospital | Hospital |
| 23090 | 5a32 | TE | SHH Exeter | South Huron Hospital - Exeter | Hospital |
| 23093 | 5a35 | TE | FCH Newbury | Four Counties Hospital - Newbury | Hospital |
| 23094 | 5a36 | TE | LHSC VIC | LHSC - Victoria Hospital Adult ER | Hospital |
| 23096 | 5a38 | TE | LHSC KIDS | LHSC - Victoria Hospital Childrens ER | Hospital |
| 23097 | 5a39 | TE | LHSC UH | LHSC - University Hospital | Hospital |
| 23098 | 5a3a | TE | SMGH | Strathroy Middlesex General Hospital | Hospital |
| 23099 | 5a3b | TE | AH | Alexandra Hospital | Hospital |
| 23100 | 5a3c | TE | TDMH | Tillsonburg District Memorial Hospital | Hospital |
| 23101 | 5a3d | TE | WGH | Woodstock General Hospital | Hospital |
| 23103 | 5a3f | TE | SMMH | St. Marys Memorial Hospital | Hospital |
| 23104 | 5a40 | TE | SGH | Stratford General Hospital | Hospital |
| 23121 | 5a51 | TE | GH | Georgetown Hospital | Hospital |
| 23122 | 5a52 | TE | JBMH | Joseph Brant Memorial Hospital | Hospital |
| 23123 | 5a53 | TE | MDH | Milton District Hospital | Hospital |
| 23124 | 5a54 | TE | OTMH | Oakville Trafalgar Memorial Hospital | Hospital |
| 23128 | 5a58 | TE | TH MH | Trillium Health - Mississauga Hospital | Hospital |
| 23142 | 5a66 | TE | NH SC | Niagara Health - St. Catharines | Hospital |
| 23189 | 5a95 | TE | BH Petrolia | Bluewater Health - Petrolia | Hospital |
| 23190 | 5a96 | TE | BH Sarnia | Bluewater Health - Sarnia | Hospital |
| 23191 | 5a97 | TE | C-KHA Chatham | Chatham-Kent Health Alliance - Chatham Campus | Hospital |
| 23192 | 5a98 | TE | SDH | Syndenham District Hospital | Hospital |
| 23197 | 5a9d | TE | ESHC | Erie Shores Healthcare | Hospital |
| 23198 | 5a9e | TE | WRH MC | Windsor Regional Hospital - Metropolitan Campus | Hospital |
| 23199 | 5a9f | TE | WRH OC | Windsor Regional Hospital - Oullette Campus | Hospital |
