Barangays
Bay is politically subdivided into 15 barangays.
- Bitin
- Calo
- Dila
- Maitim
- Masaya
- Paciano Rizal
- Puypuy
- San Antonio
- San Isidro
- Santa Cruz
- Santo Domingo
- San Agustin (Pob.)
- San Nicolas (Pob.)
- Tagumpay
- Tranca
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