- Packington
- Padbury
- Paddock Wood
- Padiham
- Padstow
- Paignton
- Pailton
- Painswick
- Paisley
- Pakenham
- Panfield
- Pangbourne
- Pannal
- Pant
- Papplewick
- Papworth Everard
- Par
- Parbold
- Parc Seymour
- Parkstone
- Parson Drove
- Partington
- Partridge Green
- Parwich
- Pateley Bridge
- Pathhead
- Pathhead
- Patna
- Patrington
- Pattingham
- Pattishall
- Paulerspury
- Paulton
- Pavenham
- Pawlett
- Peacehaven
- Peasedown Saint John
- Peasemore
- Peasenhall
- Peaslake
- Pebworth
- Peckham
- Peebles
- Pegswood
- Peldon
- Pelsall
- Pelton
- Pelynt
- Pembridge
- Pembroke
- Pembroke Dock
- Pembury
- Penally
- Penarth
- Pencader
- Pencaitland
- Penclawdd
- Pencoed
- Pendine
- Penicuik
- Penistone
- Penkridge
- Penley
- Penmaenmawr
- Penparc
- Penparcau
- Penrhyndeudraeth
- Penrith
- Penryn
- Pensford
- Penshurst
- Pensilva
- Penton Mewsey
- Pentraeth
- Pentre
- Pentyrch
- Penyffordd
- Penygroes
- Penysarn
- Penzance
- Peopleton
- Perranporth
- Perranwell
- Pershore
- Perth
- Peterborough
- Peterchurch
- Peterculter
- Peterhead
- Peterlee
- Petersfield
- Pett
- Petworth
- Pevensey
- Pevensey Bay
- Pewsey
- Pickering
- Pickhill
- Piddington
- Piddlehinton
- Pilning
- Pilsley
- Pilton
- Pimperne
- Pinchbeck
- Pinner
- Pinxton
- Pirton
- Pitlochry
- Pitmedden
- Pitsea
- Pitsford
- Pitstone
- Pittenweem
- Pitton
- Plains
- Plaistow
- Plaxtol
- Plean
- Plumpton
- Plumpton Green
- Plymouth
- Plympton
- Plymstock
- Pocklington
- Podington
- Pointon
- Polbeth
- Polebrook
- Polesworth
- Pollington
- Polmont
- Polperro
- Polruan
- Polzeath
- Ponsanooth
- Pont Henri
- Pont Rhyd-y-cyff
- Pont-y-clun
- Pontarddulais
- Pontefract
- Ponteland
- Pontesbury
- Pontlliw
- Pontneddfechan
- Pontrhydfendigaid
- Pontrhydyfen
- Pontyates
- Pontyberem
- Pontycymer
- Pontypool
- Pontypridd
- Pool
- Poole
- Poringland
- Porlock
- Port Bannatyne
- Port Dinorwic
- Port Dinorwic
- Port Ellen
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- Port Glasgow
- Port William
- Port-Eynon
- Portadown
- Portaferry
- Portavogie
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- Portglenone
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- Porthmadog
- Portinscale
- Portishead
- Portknockie
- Portland
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- Portreath
- Portree
- Portrush
- Portscatho
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- Portsmouth
- Portsoy
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- Postwick
- Potter Heigham
- Potterne
- Potters Bar
- Potterspury
- Potterton
- Potton
- Poughill
- Poulshot
- Poulton
- Poulton-le-Fylde
- Poynton
- Prees
- Preesall
- Prenton
- Prescot
- Prestatyn
- Prestbury
- Presteigne
- Preston
- Preston Candover
- Prestonpans
- Prestwich
- Prestwick
- Price Town
- Prickwillow
- Princes Risborough
- Princetown
- Priors Marston
- Priston
- Probus
- Prudhoe
- Puckeridge
- Pucklechurch
- Puddletown
- Pudsey
- Pulborough
- Pulham Market
- Pulham St Mary
- Pulloxhill
- Purfleet
- Puriton
- Purleigh
- Purley
- Purton
- Puttenham
- Pwllheli
- Pyle
- Pyrton
- Pytchley
