Cities
19,472 incorporated places. Staff can add a place that is missing from the gazetteer.
- Orwell, OH
- Osgood, OH
- Ostrander, OH
- Ottawa, OH
- Ottawa Hills, OH
- Ottoville, OH
- Otway, OH
- Owensville, OH
- Oxford, OH
- Painesville, OH
- Palestine, OH
- Pandora, OH
- Parma, OH
- Parma Heights, OH
- Parral, OH
- Pataskala, OH
- Patterson, OH
- Paulding, OH
- Payne, OH
- Peebles, OH
- Pemberville, OH
- Peninsula, OH
- Pepper Pike, OH
- Perry, OH
- Perrysburg, OH
- Perrysville, OH
- Phillipsburg, OH
- Philo, OH
- Pickerington, OH
- Piketon, OH
- Pioneer, OH
- Piqua, OH
- Pitsburg, OH
- Plain City, OH
- Plainfield, OH
- Pleasant City, OH
- Pleasant Hill, OH
- Pleasant Plain, OH
- Pleasantville, OH
- Plymouth, OH
- Poland, OH
- Polk, OH
- Pomeroy, OH
- Port Clinton, OH
- Port Jefferson, OH
- Port Washington, OH
- Port William, OH
- Portage, OH
- Portsmouth, OH
- Potsdam, OH
- Powell, OH
- Powhatan Point, OH
- Proctorville, OH
- Prospect, OH
- Put-in-Bay, OH
- Quaker City, OH
- Quincy, OH
- Racine, OH
- Rarden, OH
- Ravenna, OH