- Rock Creek Gardens
- Ridgewood Mobile Home Park
- Rabbit Run
- Rabbit Town
- Radcliffe
- Radcliffe Estates
- Radiant Valley
- Ragged Island
- Rainbow Estates
- Raintree
- Raintree Estates
- Ralph
- Ralston
- Ramblewood
- Ramona Beach
- Rams Horn Tump
- Ramsgate News (not official)
- Ramshorn Island
- Ranchleigh
- Randalia
- Randall Ridge
- Randallstown
- Randle Cliff Beach
- Randolph Hills
- Randolph Village
- Random Heights
- Rangers Woods
- Rarjem Acres
- Rattle Ridge
- Rattlesnake Island