| Apostolic Exarch: | vacant |
| Country | Cities (São Paulo)  | Churches (1) |
 Brazil | São Paulo, SP |  São Gregório Iluminador (Cathedral)  Armenian Cathedral of St. Gregory the Illuminator |
| Country | Cities (Montevideo) | Churches (1) |
 Uruguay | Montevideo, Montevideo |  Nuestra Señora de Bzommar (Co-Cathedral, Parish) Co-Cathedral of Our Lady of Bzommar |
Last updated on 2026.03.02
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