| Horw to Portage (Michigan) | 4,339.57 mi (6,983.87 km) |
| Horw to Portage (Wisconsin) | 4,427.54 mi (7,125.44 km) |
| Horw to Portales (New Mexico) | 5,410.68 mi (8,707.64 km) |
| Horw to Porterville (California) | 5,836.59 mi (9,393.08 km) |
| Horw to Portland (Maine) | 3,657.21 mi (5,885.71 km) |
| Horw to Portland (Oregon) | 5,384.80 mi (8,666.00 km) |
| Horw to Portland (Tennessee) | 4,632.84 mi (7,455.83 km) |
| Horw to Portland (Texas) | 5,502.90 mi (8,856.06 km) |
| Horw to Portsmouth (New Hampshire) | 3,702.20 mi (5,958.11 km) |
| Horw to Portsmouth (Ohio) | 4,387.28 mi (7,060.64 km) |
| Horw to Portsmouth (Virginia) | 4,194.02 mi (6,749.62 km) |
| Horw to Post Falls (Idaho) | 5,109.29 mi (8,222.62 km) |
| Horw to Potomac (Maryland) | 4,136.53 mi (6,657.10 km) |
| Horw to Potomac Park (California) | 5,875.09 mi (9,455.05 km) |
| Horw to Pottstown (Pennsylvania) | 4,019.05 mi (6,468.04 km) |
