St. Augustine Parish - San Agustin, Isabela

Our Lady of the Most Holy Rosary Parish - Jones, Isabela

San Isidro Parish - San Isidro, Isabela

Diocesan Shrine and Parish of St. Joseph the Worker - Echague, Isabela

San Roque Parish - Ramon, Isabela

St. Matthew Parish - San Mateo, Isabela

St. James the Apostle Parish - Santiago City, Isabela

Sto. Niňo de Praga Parish - Cordon, Isabela