Towns
| State | City/Town | Town Title |
|---|---|---|
| Iowa | Rhodes | Rhodes, IA |
| Iowa | Riceville | Riceville, IA |
| Iowa | Richland | Richland, IA |
| Iowa | Ricketts | Ricketts, IA |
| Iowa | Ridgeway | Ridgeway, IA |
| Iowa | Ringsted | Ringsted, IA |
| Iowa | Rippey | Rippey, IA |
| Iowa | Riverside | Riverside, IA |
| Iowa | Riverton | Riverton, IA |
| Iowa | Robins | Robins, IA |
| Iowa | Rock Falls | Rock Falls, IA |
| Iowa | Rock Rapids | Rock Rapids, IA |
| Iowa | Rock Valley | Rock Valley, IA |
| Iowa | Rockford | Rockford, IA |
| Iowa | Rockwell | Rockwell, IA |
| Iowa | Rockwell City | Rockwell City, IA |
| Iowa | Rodney | Rodney, IA |
| Iowa | Roland | Roland, IA |
| Iowa | Rolfe | Rolfe, IA |
| Iowa | Rome | Rome, IA |
| Iowa | Rose Hill | Rose Hill, IA |
| Iowa | Rowan | Rowan, IA |
| Iowa | Rowley | Rowley, IA |
| Iowa | Royal | Royal, IA |
| Iowa | Rudd | Rudd, IA |