A
- (Province of Ilocos Sur) Ambulugan
- (Province of Ilocos Sur) Ambugat
- (Province of Pangasinan) Ambuetel
- (Province of Pangasinan) Ambonao
- (Province of Ilocos Sur) Ambucao
- (Province of La Union) Ambitacay
- (Province of La Union) Ambaracao Sur
- (Province of La Union) Ambaracao Norte
- (Province of La Union) Ambangonan
- (Province of La Union) Ambalite
- (Province of Ilocos Sur) Ambalayan
- (Province of Ilocos Norte) Ambagsang
- (Province of Ilocos Norte) Ambagsan
- (Province of Pangasinan) Ambabaay
- (Province of Pangasinan) Ambabaay
- (Province of Pangasinan) Amaronan
- (Province of Ilocos Sur) Amarga
- (Province of Ilocos Sur) Amarao
- (Province of Pangasinan) Amansec
- (Province of Pangasinan) Amansabina
- (Province of Pangasinan) Amanperez
- (Province of Pangasinan) Amanoaoac
- (Province of Pangasinan) Amangbangan
- (Province of Pangasinan) Amandiego
- (Province of Pangasinan) Amancosiling Sur
- (Province of Pangasinan) Amancoro
- (Province of Pangasinan) Amaling
- (Province of Pangasinan) Amalbalan
- (Province of Pangasinan) Amakalan
- (Province of Pangasinan) Amagbagan