- Paoli (Population: 3,844)
- Parker City (Population: 1,416)
- Pendleton (Population: 3,873)
- Peru (Population: 12,994)
- Petersburg (Population: 2,570)
- Pittsboro (Population: 1,588)
- Plainfield (Population: 18,396)
- Plymouth (Population: 9,840)
- Portage (Population: 33,496)
- Porter (Population: 4,972)
- Portland (Population: 6,437)
- Poseyville (Population: 1,187)
- Princes Lakes (Population: 1,506)
- Princeton (Population: 8,175)
