P
- (Uíbh Fhailí) Pollduff
- (Westmeath) Pallasboy
- (Laois) Pimlico
- (Kildare) Portersize Cross Roads
- (Kildare) Portmurraghan Island
- (Kildare) Pluckerstown Bridge
- (Kildare) Ponsonby Bridge
- (Kildare) Porterstown
- (South Dublin) Peamount
- (Fingal County) Phibblestown
- (Kildare) Pike Bridge
- (Louth) Primatepark
- (Louth) Philipstown
- (Fingal County) Poppintree
- (Dublin City) Portobello
- (Westmeath) Porterstown
- (Westmeath) Priesttown
- (Westmeath) Printinstown
- (Westmeath) Paristown
- (Meath) Pigotstown
- (Meath) Philipstown
- (Meath) Patrickstown
- (Meath) Pottlereagh
- (Meath) Pottlebane
- (Meath) Pepperstown
- (Meath) Pluckstown
- (Meath) Portan
- (Meath) Portlester
- (Meath) Portanab
- (Meath) Pubblestown