| Prefect Apostolic (2020.04.02 – ...): | Cardinal-Priest of S. Giuda Taddeo Apostolo |
| Cities | Churches (10) |
| Arvayheer | |
| Darkhan | |
| Erdenet | |
| Ulaanbaatar | |
| Ulaanbaatar | |
| Ulaanbaatar | |
| Ulaanbaatar | |
| Ulaanbaatar | |
| Ulaanbaatar | |
| Zuunmod |
Last updated on 2025.12.22
© 2026 GCatholic.org