| Martin to Portage (Michigan) | 4,650.34 mi (7,484.00 km) |
| Martin to Portage (Wisconsin) | 4,715.06 mi (7,588.16 km) |
| Martin to Portales (New Mexico) | 5,682.81 mi (9,145.60 km) |
| Martin to Porterville (California) | 6,014.80 mi (9,679.89 km) |
| Martin to Portland (Maine) | 4,014.57 mi (6,460.83 km) |
| Martin to Portland (Oregon) | 5,503.34 mi (8,856.77 km) |
| Martin to Portland (Tennessee) | 4,969.66 mi (7,997.89 km) |
| Martin to Portland (Texas) | 5,832.54 mi (9,386.56 km) |
| Martin to Portsmouth (New Hampshire) | 4,061.67 mi (6,536.63 km) |
| Martin to Portsmouth (Ohio) | 4,727.25 mi (7,607.77 km) |
| Martin to Portsmouth (Virginia) | 4,568.48 mi (7,352.25 km) |
| Martin to Post Falls (Idaho) | 5,248.23 mi (8,446.21 km) |
| Martin to Potomac (Maryland) | 4,496.71 mi (7,236.75 km) |
| Martin to Potomac Park (California) | 6,056.59 mi (9,747.14 km) |
| Martin to Pottstown (Pennsylvania) | 4,378.07 mi (7,045.82 km) |
