Sto. Niño de Cebu Mission Station - Bulbulala, Vintar, Ilocos Norte

St. John Paul II Mission Station - Tamdagan, Vintar, Ilocos Norte

St. Pius of Pietrelcina Mission Station - Saricao, Vintar, Ilocos Norte

St. Joseph the Worker Parish - Carasi, Ilocos Norte

St. Anne Parish - Anao, Piddig, Ilocos Norte

St. Monica Parish - Sarrat, Ilocos Norte

St. Nicholas de Tolentino Parish - San Nicolas, Vintar, Ilocos Norte

St. Joseph Parish - Laoag City, Ilocos Norte

Nuestra Señora de la Paz Quasi-Parish - La Paz, Laoag City, Ilocos Norte

Divine Mercy Parish - Pila, Laoag City, Ilocos Norte

St. William the Hermit Cathedral Parish (Laoag Cathedral) - Laoag City, Ilocos Norte