| Imperial to Portage (Michigan) | 1,754.42 mi (2,823.46 km) |
| Imperial to Portage (Wisconsin) | 1,589.66 mi (2,558.31 km) |
| Imperial to Portales (New Mexico) | 709.34 mi (1,141.57 km) |
| Imperial to Porterville (California) | 297.55 mi (478.85 km) |
| Imperial to Portland (Maine) | 2,534.76 mi (4,079.30 km) |
| Imperial to Portland (Oregon) | 954.77 mi (1,536.55 km) |
| Imperial to Portland (Tennessee) | 1,663.54 mi (2,677.21 km) |
| Imperial to Portland (Texas) | 1,138.23 mi (1,831.80 km) |
| Imperial to Portsmouth (New Hampshire) | 2,508.13 mi (4,036.44 km) |
| Imperial to Portsmouth (Ohio) | 1,863.15 mi (2,998.45 km) |
| Imperial to Portsmouth (Virginia) | 2,225.48 mi (3,581.56 km) |
| Imperial to Post Falls (Idaho) | 1,030.74 mi (1,658.82 km) |
| Imperial to Potomac (Maryland) | 2,172.61 mi (3,496.48 km) |
| Imperial to Potomac Park (California) | 260.95 mi (419.95 km) |
| Imperial to Pottstown (Pennsylvania) | 2,254.74 mi (3,628.65 km) |
