- Pickardeslane
- Pickax Alley
- Pickaxe Street
- Pickle Yard
- Pie Corner
- Piepowder Court
- Pig Street
- Pigeon's Court
- Pigot's Rents
- Pig's Court
- Pig's Quay
- Pike's Corner
- Pilgrim Street
- Pilkynton's Place
- Pillory
- Pillory Lane
- Pincock Alley
- Pincock Lane, Newgate Street
- Pindar Street
- (Sir Paul) Pindar's House
- Pine Apple Court
- Pink's Alley
- Pinmakers' Alley
- Pinmakers' Hall
- Pinners
- Pinner's Alley
- Pinners' Court
- Pinners' Hall
- Pinnyor
- Pintotte's Lane, Newgate Street
- The Pipe Yard
- Pipemakers' Alley
- Piscaria
- Pissing Alley
- Pitcher's Court
- Planners' Court
- Plasterers' Hall
- Play House Yard
- The Playhouse
- Playhouse Yard
- Pleydell Court
- Pleydell Street
- Plimton's Court
- The Plough
- Plough Alley
- Plough Alley, Barbican
- Plough Court
- Plough Place
- Plough Yard
- Plough Yard, Bevis Marks
- Plough Yard, Lombard Street
- Plow Alley, Barbican
- Plow Court, Lombard Street
- Plow Yard, Bevis Marks
- Plow Yard, Duke's Place
- Plow Yard, Fetter Lane
- Plowden's Buildings, Chambers
- Plumb Tree Court
- Plumbers' Hall
- Plumptre Court
- Plumtree Court
- Plympton Court
- Podyng Lane
- Ponder's Court
- Pontacks
- Pool by St. Giles' Churchyard
- Poor Jewry
- Poor Jewry Lane
- Poore Widowe's Alley
- Popcurtleslane
- Pope Lane End
- Pope's Alley
- Pope's Cottages
- Pope's Head Alley
- Pope's Head Alley, Cornhill
- Pope's Head Court
- Pope's Lane
- Pope's Yard, Minories
- Popinjay
- Popinjay, Popynjay Aley
- Popping's Alley
- Poppin's Court
- Popys Alley
- Porridge Pot Alley
- Port of London Authority's Warehouses
- Le Portehawe
- Porters
- Porter's Court
- Porter's Quay
- Porter's Yard
- Porteslane
- Portpool
- Portpool Lane
- Portpool Street
- Portpulbrigg
- Portsoken
- Portsoken Ward
- Post House
- Post Office Court
- Post Office, Lombard Street