Rhode Island - Significance region: Local
| Meadows Archeological District |
| Mechanical Fabric Company |
| Metcalf-Franklin Farm |
| Miantonomi Memorial Park |
| Mitchell-Arnold House |
| Montgomery, Nathaniel, House |
| Moore Fabric Company Plant |
| Moshassuck Square |
| Mowry, William, House |
| Mt. Hygeia |
| Mumford, Silas Site (Tappan Site RI-705) |
| Murphy, Dennis J., House at Ogden Farm |
| National and Providence Worsted Mills |
| Naushon Company Plant |
| North End Historic District |
| North End Historic District |
| Northrup, Stephen, House |
| Norwood Avenue Historic District |
| Oakland Avenue Historic District |
| Oak Lawn Village Historic District |
| O'Bannon Mill |
| Oddfellow's Hall |
| Old Ashton Historic District |
| Old Congregational Church |
| Olney Street-Alumni Avenue Historic District |
| Ontario Apartments |
| Oriental Mills |
| Osborn-Bennett Historic District |
| Our Lady of Lourdes Church Complex |
| Paine House |
| Pascoag Grammar School |
| Patterson Brothers Commercial Building and House |
| Pawtucket Armory |
| Pawtucket City Hall |
| Pawtucket Elks Lodge Building |
| Pawtucket Times Building |
| Payne, Charles, House |
| Pekin Street Historic District |
| Perkins Buildings |
| Perry-Carpenter Grist Mill |
| Perry, Commodore Oliver, Farm |
| Perry Homestead Historic District |
| Phillipsdale Historic District |
| Pierce, Joseph, Farm |
| Pine Street Historic District |
| Pitcher-Goff House |
| Plain Farm House |
| Plymouth Congregational Church |
| Pocasset Worsted Company Mill |
| Poirier's Diner |
| Pomham Rocks Light Station |
| Pothier House |
| Potter-Collyer House |
| Potter-Remington House |
| Prospect Heights Housing Project |
| Providence Dyeing, Bleaching, Calendring Company |
| Providence Lying-In Hospital |
| Providence Steel and Iron Company Complex |
| Pullen Corner School |
| Quality Hill Historic District |
| Ram Point |
| Rathbun House |
| Read School |
| Red House |
| Reservoir Avenue Sewage Pumping Station |
| Return Sludge Pumping Station, Fields Point Sewage Treatment Plant |
| Rhode Island Medical Society Building |
| Rhodes, Christopher, House |
| Rhodes Street Historic District |
| Riverside Cemetery |
| Rochambeau Branch-Providence Public Library |
| Rogers, Joseph, House |
| Rose, Benoni, House |
| Rose Land Park Plat Historic District |
| Royal Mill Complex |
| Rumford Historic District |
| Saint Martin's Church |
| Sanford, Esbon, House |
| Sassafras Site, RI-55 |
| Saunderstown Historic District |
| Scholze-Sayles House |
| Shadow Farm |
| Shady Lea Historic District |
| Shakespeare Hall |
| Shepard Company Building |
| Shiloh Church |
| Six Principle Baptist Church |
| Slater Park |
| Slocum, Joseph, House |
| Sludge Press House, Fields Point Sewage Treatment Plant |
| Smith-Ballou House |
| Smithfield Friends Meeting House, Parsonage & Cemetery |
| Smithfield Road Historic District |
| Smith-Gardiner-Norman Farm Historic District |
| Smith Hill Branch-Providence Public Library |
| Smith Hill Historic District |
| Smith Street Primary School |
| Sons of Jacob Synagogue |
| South Central Falls Historic District |
| Southern Thames Historic District |
Data from United States Park Service and Wikidata
