Cities
19,472 incorporated places. Staff can add a place that is missing from the gazetteer.
- Orangeville, PA
- Orbisonia, PA
- Orrstown, PA
- Orwigsburg, PA
- Osceola Mills, PA
- Oswayo, PA
- Oxford, PA
- Paint, PA
- Palmerton, PA
- Palmyra, PA
- Palo Alto, PA
- Parker, PA
- Parkesburg, PA
- Parkside, PA
- Parryville, PA
- Patterson Heights, PA
- Patton, PA
- Paxtang, PA
- Pen Argyl, PA
- Penbrook, PA
- Penn, PA
- Penn Lake Park, PA
- Penndel, PA
- Pennsburg, PA
- Pennsbury Village, PA
- Perkasie, PA
- Perryopolis, PA
- Petersburg, PA
- Petrolia, PA
- Philadelphia, PA
- Philipsburg, PA
- Phoenixville, PA
- Picture Rocks, PA
- Pillow, PA
- Pine Grove, PA
- Pitcairn, PA
- Pittsburgh, PA
- Pittston, PA
- Platea, PA
- Pleasant Hills, PA
- Pleasantville, PA
- Plum, PA
- Plumville, PA
- Plymouth, PA
- Point Marion, PA
- Polk, PA
- Port Allegany, PA
- Port Carbon, PA
- Port Clinton, PA
- Port Matilda, PA
- Port Royal, PA
- Port Vue, PA
- Portage, PA
- Portersville, PA
- Portland, PA
- Pottstown, PA
- Pottsville, PA
- Pringle, PA
- Prompton, PA
- Prospect, PA