- Raineytown
- Ralph
- Ralphton
- Ralston
- Ram
- Ramblewood
- Ramblewood
- Rampart Ridge
- Ramsay Terrace
- Ramsaytown
- Ramsey
- Ramsgate-Providence Hunt
- Rand
- Randolph
- Randolph Park
- Randy Run
- Ranges Corners
- Rankins Corners
- Ranshaw
- Ransom
- Rapps Corner
- Raricks
- Rasler Run
- Rasleytown
- Rasselas
- Rathbun
- Rathmel
- Rattigan
- Raubenstine
- Raubs Island