- 1 Pitcairn Islands
- 1 Pitcairn Islands
- 1 Pitcairn, John, 1722–1775
- 2 Pitch (tar)
- 1 Pitched-brick vaults
- 13 Pitchers
- 8 Pitchforks
- 1 Pits (earthworks)
- 1 Pitt, William, 1759-1806
- 14 Pittsburgh, Pennsylvania
- 1 Pittsfield, Massachusetts
- 3 Pittsville Inn
- 1 Pittville
- 3 Place de la Concorde
- 1 Planché, J. R. (James Robinson), 1796-1880
- 13 Planets
- 10 Planing mills
- 1 Plank Road Hotel (J. Pinder)
- 2 Planks (wood)
- 21 Planned communities
- 9 Plans
- 6 Plans (maps)
- 162 Planters (containers)
- 1 Planting
- 1 Planting plans
- 224 Plants
- 18 Plaques
- 3 Plasterwork
- 7 Plasterworks (visual works)
- 1 Plastics
- 1 Plate
- 1 Plates (dishes)
- 5 Plates (illustrations)
- 1 Plato
- 2 Plats (land)
- 2 Platters
- 6 Play (recreation)
- 13 Playbills
- 1 Playfair, Lyon Playfair, Baron, 1818-1898
- 3 Playgrounds
