Places beginning with PI in Wisconsin, United States
- Piacenza
- Pickerel
- Pickett
- Piehl, Town of
- Pierce County
- Pierce, Town of
- Pierceville
- Pigeon Falls
- Pigeon Falls, Village of
- Pigeon, Town of
- Pike Lake
- Pike Lake
- Pike River
- Pikeville
- Pilgrim Village (subdivision)
- Pilot Knob (historical)
- Pilsen
- Pilsen, Town of
- Pine Bluff
- Pine Creek
- Pine Creek (historical)
- Pine Grove
- Pine Grove
- Pine Grove, Town of
- Pinehurst
- Pine Knob
- Pine Lake
- Pine Lake, Town of
- Pine River
- Pine River
- Pine River, Town of
- Pine Valley, Town of
- Pipe
- Pipersville
- Pittsfield
- Pittsfield, Town of
- Pittsville
- Pittsville, City of