| Acronym | Religious Orders and Institutes of Consecrated Life with independent houses of Pontifical Right | Members |
| O.S.C. Cap. | Capuchin Poor Clares (Capuchinesses) | 1,617 |
| O. Carm. | Carmelite Sisters | 583 |
| O.C.S.O. | Cistercians of the Strict Observance (Trappist Nuns) | 1,382 |
| R.M.I. | Claretian Missionary Sisters | 5,929 |
| O.C.D. | Discalced Carmelite Sisters | 9,013 |
| O.P. | Order of Preachers (Dominican Nuns) | 2,029 |
| O.S.B. | Order of Saint Benedict (Benedictine Nuns) | 1,626 |
| O.I.C. / O.Conc. | Order of the Immaculate Conception (Conceptionists) | 1,366 |
| V.S.M. | Order of the Visitation of Holy Mary (Visitandines) | 1,460 |
