Place
- Prairie Grove, Illinois1
- Prestbury, Illinois1
- Preston Heights, Illinois1
- Prospect Heights, Illinois1
- Rest Haven, Illinois1
- Richmond, Illinois1
- Richton Park, Illinois1
- Ridgefield, Illinois1
- Ridgewood, Illinois1
- Ringwood, Illinois1
- Ritchie, Illinois1
- Riverdale, Illinois1
- Riverwoods, Illinois1
- Robbins, Illinois1
- Rockdale, Illinois1
- Rolling Meadows, Illinois1
- Romeoville, Illinois1
- Roselle, Illinois1
- Round Lake Beach, Illinois1
- Round Lake Heights, Illinois1