| Subject | English | Thesaurus |
| mil., abbr. | Acquisition Systems Protection Program | ASPP |
| abbr., scottish | Armor Protection Program | APP (USA) |
| bot., abbr. | California Citrus Clonal Protection Program | CCCPP |
| law, abbr. | Child Protection Services | CPS |
| mil., abbr. | Defense Industrial Facilities Protection Program | DIFPP |
| abbr., scottish | Electronic Warfare Self Protection programme | EWSP (Australian Defence Force) |
| ecol., abbr. | Environmental Protection Agency - Office of Water Programs | EPA-OWP |
| abbr. | Environmental Protection Program | EPP |
| abbr. | European Programme for Critical Infrastructure Protection | EPCIP (Irina Verbitskaya) |
| abbr., med. | Human Research Protection Programme | HRPP (harser) |
| abbr., mil. | Installation Protection Program | IPP (В. Бузаков) |
| tech., abbr. | International Physical Protection Advisory Services | IPPAS |
| mil., abbr. | Key Asset Protection Program | KAPP |
| ocean., abbr. | Marine Turtle Protection Program | MTPP |
| abbr., mil. | Military Combat Eye Protection Program | MCEPP (qwarty) |
| abbr. | Original Mingguang Haomiao Fire Protection Technology Development Co., Ltd | (is an original firefighting equipment manufacturer located in Mingguang city) (Sagoto) |
| abbr., mil., commer. | Program Protection Plan | PPP |
| abbr., astronaut. | Protection of the Arctic Marine Environment programme | PAME |
| USA | Radiation Protection Program | RPP |
| abbr., post | Respiratory Protection Programs | RPP (to comply with 29 CFR 1910.134) |
| busin., abbr. | Services That Offer Protection | STOP |
| abbr., water.suppl. | Source Water Protection Program | SWPP (EPA) |
| abbr., water.suppl. | Source Water Protection Program | SWAP (EPA) |
| abbr., patents. | Supplementary Protection Certificate | SPC (Markbusiness) |
| abbr., amer. | US Federal Witness Protection Program | WITSEC (Val_Ships) |
| abbr., comp. | Virus Protection Program | VPP (Dmitry) |
| abbr., post | Voluntary Protection Program | VPP (Comprehensive Report to Congress) |
| law, abbr. | Voluntary Protection Program | VPP |
| USA | Water Quality Protection Program | WQPP |
| ocean., abbr. | Watershed Protection Program Fund | WPPF |
| abbr., O&G, sakh. | Western Gray Whale Protection Program | WGWPP |
| polit., abbr. | WhistleBlower Protection Program | WBPP |
| transp., abbr. | Wide Fleet Protection Program | WFPP |
| USA | Witness Protection Program | WPP |
