- Parkersburg Hook and Ladder Company. No. 1 (Parkersburg, W. Va.)1
- Parkersburg National Bank (Parkersburg, W. Va.)1
- Parkersburg Public Evening School (Parkersburg, W. Va.)1
- Parkersburg Welding Company (Parkersburg, W. Va.)1
- Parkersburg Woman's Club (Parkersburg, W. Va.)1
- Parsons (W. Va.). Laws, statutes, etc.1
- Partnership for Prescription Assistance of West Virginia.1
- Pathfinder (Morgantown, W. Va.)1
- Patrons' Paint Works.1
- Patten and Stafford.1
- Pearl S. Buck Birthplace Foundation (Hillsboro, W. Va.)1
- Pearl S. Buck International (Perkasie, Pa.)1
- Peck Industrial Institute (Peach Tree, W. Va.)1
- Pekar Properties (Charles Town, W. Va.)1
- Pendleton County Convention and Visitors Bureau (Franklin, W. Va.)1
- Penn Metal Company (Parkersburg, W. Va.)1
- Penn Mutual Life Insurance Company.1
- Pennington Research Association. Group 26.1
- Pennsboro Area Industrial Association (Pennsboro, W. Va.)1
- Pennsylvania Federation of Historical Societies.1
