| Metropolitan Sees sui juris (1) | Ecclesiastical Province | Country | Churches and Bishops |
 Pittsburgh | Pittsburgh | USA  |   |
| Episcopal Sees (Dioceses) (4) | Ecclesiastical Province | Country | Churches and Bishops |
 Holy Protection of Mary of Phoenix | Pittsburgh | USA |    |
| Mukacheve | Ukraine  |    | |
| Parma | Pittsburgh | USA | |
| Passaic | Pittsburgh | USA | |
| Apostolic Exarchates (2) | Ecclesiastical Province | Country | Churches and Bishops |
 Czech Republic | Czechia  | | |
| Saints Cyril and Methodius of Toronto | Pittsburgh | Canada  | |
