Parishes
- Łubin Kościelny - church of the Assumption of Mary and of St. Anthony
- Bielsk Podlaski - church of the Nativity of the Blessed Virgin Mary and Saint Nicholas
- Boćki - church of Saint Joseph and Saint Anthony
- Hajnówka - church of the Exaltation of the Holy Cross and of St. Stanislaus, Bishop & Martyr
- Kleszczele - church of Saint Sigismund
- Kośna - church of Saint Mary
- Kuraszewo - church of Anthony of Kiev
- Narew - church of the Assumption of Mary and of St. Stanislaus
- Strabla - church of the Feast of the Ascension
- Wyszki - church of Saint Andrew
