- Paddy Island
- Paderborn
- Padua
- Paineville
- Paisley Corners
- Palatine
- Palermo
- Palestine
- Palisades
- Palm Beach
- Palm Garden Mobile Home Park
- Palmer
- Palmerton
- Palmyra
- Paloma
- Palos Heights
- Palos Hills
- Palos Park
- Palzo
- Pana
- Panama
- Pankeyville
- Panola
- Panorama Hills
- Papineau
- Paradise
- Paradise Acres Manufactured Home Community
- Paris
- Parish Island
- Park City