Pennsylvania
| Company | Category | Area | Address | Web | Contact person | |
| OUTDOOR STUDIO | Photographers-Portrait | Pennsylvania | 455 E STREET RD, KENNET SQ, Chester, Pennsylvania, 19348-1843, USA | - | - | Malcolm Rayne |
| OUTDOOR TRAVEL INC | Travel Agencies & Bureaus | Pennsylvania | 2140 STARR RD, QUAKERTOWN, Bucks, Pennsylvania, 18951-2172, USA | - | - | - |
| OUTDOOR WORLD GETTYSBURG FARM | Campgrounds | Pennsylvania | 6200 BIG MOUNT RD, DOVER, York, Pennsylvania, 17315-4904, USA | - | - | John Berthoud |