| Maryport to Portage (Michigan) | 3,635.50 mi (5,850.77 km) |
| Maryport to Portage (Wisconsin) | 3,711.42 mi (5,972.95 km) |
| Maryport to Portales (New Mexico) | 4,689.63 mi (7,547.22 km) |
| Maryport to Porterville (California) | 5,098.26 mi (8,204.85 km) |
| Maryport to Portland (Maine) | 2,987.89 mi (4,808.54 km) |
| Maryport to Portland (Oregon) | 4,652.01 mi (7,486.69 km) |
| Maryport to Portland (Tennessee) | 3,946.70 mi (6,351.60 km) |
| Maryport to Portland (Texas) | 4,812.44 mi (7,744.87 km) |
| Maryport to Portsmouth (New Hampshire) | 3,034.91 mi (4,884.22 km) |
| Maryport to Portsmouth (Ohio) | 3,703.34 mi (5,959.95 km) |
| Maryport to Portsmouth (Virginia) | 3,542.05 mi (5,700.38 km) |
| Maryport to Post Falls (Idaho) | 4,373.63 mi (7,038.67 km) |
| Maryport to Potomac (Maryland) | 3,470.01 mi (5,584.44 km) |
| Maryport to Potomac Park (California) | 5,136.84 mi (8,266.95 km) |
| Maryport to Pottstown (Pennsylvania) | 3,351.39 mi (5,393.55 km) |
