Due to the destruction by liberation forces during World War II, the seat of the diocese in Lingayen was transferred to Dagupan and the name of the See was changed to Lingayen-Dagupan on Feb. 11, 1954.
Kutokana na uharibifu na majeshi ya ukombozi wakati wa Vita Kuu ya II, kiti cha dayosisi katika Lingayen kuhamishiwa kwa Dagupan na jina la Angalia mara iliyopita na Lingayen-Dagupan Februari 11, 1954.