| Petersburg Central Hospital | Petersburg | VA |
| Pet Milk | Abingdon | VA |
| Philip Morris | Richmond | VA |
| Philip Morris | Chester | VA |
| Piedmont Trust Bank | Martinsville | VA |
| Pigments Division | Piney River | VA |
| Pittsburgh-Des Moines Steel | Collinsville | VA |
| Pittsburgh Plate Glass | Roanoke | VA |
| Planters Division Of Standard Brands | Suffolk | VA |
| Planters Nut & Chocolate | Suffolk | VA |
| Planters Peanuts | Suffolk | VA |
| Plumbing & Mill Supplies | Danville | VA |
| Pocahontas Consolidated Colliers | Pocahontas | VA |
| Pochahontas Fuel | Amonate | VA |
| Polyester Plant - Bermuda Hundred Plant | Hopewell | VA |
| Porter Hayden | Richmond | VA |
| Portsmouth Beltline | Norfolk | VA |
| Portsmouth, Berkeley & Suffolk Water | Portsmouth | VA |
| Portsmouth Gas | Portsmouth | VA |
| Portsmouth Power Plant | Richmond | VA |
| Portsmouth Power Plant | Norfolk | VA |
| Possum Point Power Plant | Quantico | VA |
| Possum Point Power Plant | Dumfries | VA |
| Potomac Edison | Newport | VA |
| Potomac Edison | Luray | VA |
| Potomac Electric Power | Alexandria | VA |
| Potomac River Power Plant | Alexandria | VA |
| Potomac Shipbuilding | Quantico | VA |
| Power Plant | Jarratt | VA |
| Princess Furnace | Glen Wilton | VA |
| Process Engineering | Richmond | VA |
| Procter & Gamble | Portsmouth | VA |
| Protestant Episcopalian Theological Seminary | Alexandria | VA |
| Prudential Insurance | Richmond | VA |
| Pulaski Community Hospital | Pulaski | VA |
| Pulaski Iron | Pulaski | VA |
| Pulaski Mining | Pulaski | VA |
| Quality Automotive | Tappahannock | VA |
| Quantico Marine Corps Base | Quantico | VA |
| Radford Army Ammunition Plant (RFAAP) | Radford | VA |
| Radford Ordnance Works | Radford | VA |
| Radford Shell Foundry | Lynchburg | VA |
| Radio Corporation Of America (RCA) | Pulaski | VA |
| Randolph Macon Womens College | Lynchburg | VA |
| Ray Alderman's Residence | Galax | VA |
| Ray Flynn Residence | McLean | VA |
| Redford Brick | Richmond | VA |
| Reeves Brothers | Buena Vista | VA |
| Refractory Service | Norfolk | VA |
| Region Number 3 | Franconia | VA |
