| Acronym | Definition |
|---|
| PISP➣Pipe Spring National Monument (US National Park Service) |
| PISP➣Presque Isle State Park (Erie, PA) |
| PISP➣Penicillin Intermediate Streptococcus Pneumoniae |
| PISP➣Pocket Informant for SmartPhone (mobile phone application) |
| PISP➣Partners in Sound Productions (New York) |
| PISP➣Private Investigators and Security Professionals (West VIriginia) |
| PISP➣Peebles Island State Park (New York) |