- Pen-rhôs
- Pen-rhos
- Pen-tŵyn
- Pen-twyn
- Pen-y-banc
- Pen-y-bont
- Pen-y-Bont ar Ogwr
- Pen-y-bont-fawr
- Pen-y-bryn
- Pen-y-cae
- Pen-y-cae
- Pen y Clawdd
- Pen-y-coedcae
- Pen-y-fai
- Pen-y-ffordd
- Pen-y-garn
- Pen-y-groes
- Penygroes
- Pen-y-mynydd
- Pen-y-stryt
- Penallt
- Penally
- Penarth
- Penboyr
- Penbryn
- Pencader
- Pencaenewydd
- Pencarnisiog
- Pencarreg
- Pencelli