| Name of Town | Date of Foundation | Basis / Source |
| Abucay, Bataan | 10 June 1588 | Ocio (1898) |
Agustin de la Cavada’s Historia Geográfica, Geológica y Estadística de Filipinas (1876) provides that Abucay was founded as a pueblo (town) in 1588. This was seconded by Ocio’s Monumento Dominicano o sea Memorial de las casas que ha adquirido la Provincia del Santísimo Rosario de Filipinas. Desde 1587 a 1898 (1898) mentioning that Abucay was founded by Dominican friars on 10 June 1588, during the first Provincial Chapter, under the patronage of St. Dominic.
References:
de la Cavada, Agustin. Historia Geográfica, Geológica y Estadística de Filipinas. Manila: Imprenta de Ramírez y Giraudier, 1876.
Ocio, Hilario. Monumento Dominicano o sea Memorial de las casas que ha adquirido la Provincia del Santísimo Rosario de Filipinas. Desde 1587 a 1898. N.p., 1898.
NHCP Publication of Vacant Positions as of June 30, 2025 