| Campbell to Portage (Michigan) | 1,946.49 mi (3,132.57 km) |
| Campbell to Portage (Wisconsin) | 1,750.96 mi (2,817.90 km) |
| Campbell to Portales (New Mexico) | 1,063.10 mi (1,710.89 km) |
| Campbell to Porterville (California) | 182.32 mi (293.41 km) |
| Campbell to Portland (Maine) | 2,707.44 mi (4,357.21 km) |
| Campbell to Portland (Oregon) | 571.63 mi (919.95 km) |
| Campbell to Portland (Tennessee) | 1,945.71 mi (3,131.32 km) |
| Campbell to Portland (Texas) | 1,567.27 mi (2,522.27 km) |
| Campbell to Portsmouth (New Hampshire) | 2,688.86 mi (4,327.31 km) |
| Campbell to Portsmouth (Ohio) | 2,109.74 mi (3,395.29 km) |
| Campbell to Portsmouth (Virginia) | 2,489.25 mi (4,006.06 km) |
| Campbell to Post Falls (Idaho) | 764.89 mi (1,230.97 km) |
| Campbell to Potomac (Maryland) | 2,410.37 mi (3,879.11 km) |
| Campbell to Potomac Park (California) | 212.63 mi (342.20 km) |
| Campbell to Pottstown (Pennsylvania) | 2,474.90 mi (3,982.97 km) |
