Missouri - Significance region: Local
| Ozark Courthouse Square Historic District |
| Pacini, Armando, Restaurant |
| Page Boulevard Police Station |
| Palace Clothing Company Building |
| Palace Hotel |
| Palace Hotel |
| Palmer Historic Mining District |
| Panhorst Feed Store |
| Papinville Marais des Cygnes River Bridge |
| Parade Park Maintenance Building |
| Paris and Weaver Apartment Buildings |
| Paris Male Academy |
| "Parker, Lester S. and Missouri ""Zue"" Gordon, House" |
| Park, George M., House |
| Park Lane Apartments |
| Park Manor Historic District |
| Parkview Historic District |
| Parkview, The |
| Parkview Towers |
| Parnell, Samuel T. and Mary B., House |
| Parrish, D.L., Laundry Company Building |
| Pasadena Hills Historic District |
| Paseo YMCA |
| Patee Town Historic District |
| Patterson, Elisha and Lucy, Farmstead Historic District |
| Payne-Gentry House |
| Payne, Moses U., House |
| Peabody Coal Company National Headquarters |
| Pearl Apartments and Windsor Apartments |
| Peck, George B., Dry Goods Company Building |
| Peery, Samuel and Pauline, House |
| Pendennis Club Apartment Building |
| Pennbroke Apartments |
| Pennington Drug Company |
| Peppard, Joseph Grear, House |
| Perfection Stove Company Building |
| Perry County Courthouse |
| Peters, Charles and Josephine, House |
| Peters, Louis H., House |
| Peters, Nelle E., Troost Avenue Historic District |
| Peters Shoe Company Building |
| Pevely Dairy Company Buildings |
| Pevely Dairy Company Plant |
| Phelps Country Estate |
| Phelps County Courthouse |
| Phelps County Jail |
| Phillips Bay Mill (23CT235) |
| Phillips, Homer G., House |
| Phillips, John Archibald, House |
| Phipps-Wallace Store Building |
| Phoenix American Cob Pipe Factory |
| Pickwick Hotel, Office Building, Parking Garage and Bus Terminal |
| Pierce City Fire Station, Courthouse and Jail |
| Pierce Pennant Motor Hotel |
| Pigott, Josephine Trigg, House |
| Pike County Hospital |
| Pilgrim Lutheran Church for the Deaf of Greater Kansas City and Parsonage |
| Pine Lawn Carriage House |
| Piney Beach |
| Pink House |
| Pitcher Store |
| Plant, Samuel, House |
| Platte County Courthouse |
| Plaza Hotel |
| Plaza Hotel Complex |
| Plaza House Apartments |
| Plaza Square Apartments Historic District |
| Plaza Towers |
| Pleasant Hill Downtown Historic District |
| Pleasant Ridge School |
| Pleasant Ridge United Baptist Church |
| Pleasant View School |
| Plum Grove School |
| Poeschel, William, House |
| Polar Wave Ice and Fuel Company, Plant No. 6 |
| Ponder, Abraham Russell, House |
| Pond School |
| Poplar Bluff Commercial Historic District |
| Poplar Bluff Public Library |
| Porth, Dr. Joseph P. and Effie, House |
| Portland and Westmoreland Places |
| Possum Walk Hotel |
| Pott, Frederick W. and Mary Karau, House |
| Powell Bridge |
| Prairie View Stock Farm |
| Pratt and Whitney Plant Complex |
| Presbyterian Orphanage of Missouri |
| President Gardens Apartments Historic District |
| President Hotel |
| Price School |
| Principia Page-Park YMCA Gymnasium |
| Producers Ice and Manufacturing Company |
| Producers Produce Company Plant |
| Pruitt School |
| Publicity Building, The |
| Pulaski County Courthouse |
| Pulltite Site (23SH94) |
| Pundt Brothers-Garavaglia Grocery Buildings |
| Pythian Home of Missouri |
| Quality Hill |
Data from United States Park Service and Wikidata
