Ohio cities starting with R
- Racine, OH 8
- Ravenna, OH 23
- Rayland, OH 5
- Reynoldsburg, OH 39
- Richfield, OH 5
- Richmond, OH 6
- Richmond Heights, OH 6
- Richwood, OH 12
- Rio Grande, OH 5
- Ripley, OH 10
- Risingsun, OH 6
- Rittman, OH 16
- Rockbridge, OH 8
- Rockford, OH 8
- Rocky River, OH 11
- Rogers, OH 5
- Rome, OH 5
- Rootstown, OH 8
- Roseville, OH 8
- Rossford, OH 8
- Russellville, OH 6
- Rutland, OH 6