| Portchester to Myrtle Grove (North Carolina) | 3,890.75 mi (6,261.56 km) |
| Portchester to Nacogdoches (Texas) | 4,703.83 mi (7,570.09 km) |
| Portchester to Nampa (Idaho) | 4,853.16 mi (7,810.40 km) |
| Portchester to Nanakuli (Hawaii) | 7,253.63 mi (11,673.59 km) |
| Portchester to Nanticoke (Pennsylvania) | 3,496.35 mi (5,626.83 km) |
| Portchester to Nanuet (New York) | 3,419.05 mi (5,502.43 km) |
| Portchester to Napa (California) | 5,324.15 mi (8,568.39 km) |
| Portchester to Naperville (Illinois) | 3,957.41 mi (6,368.83 km) |
| Portchester to Naples (Florida) | 4,442.94 mi (7,150.23 km) |
| Portchester to Naranja (Florida) | 4,415.65 mi (7,106.30 km) |
| Portchester to Nashua (New Hampshire) | 3,246.79 mi (5,225.20 km) |
| Portchester to Nashville (Tennessee) | 4,163.01 mi (6,699.71 km) |
| Portchester to Natchez (Mississippi) | 4,575.69 mi (7,363.87 km) |
| Portchester to Natchitoches (Louisiana) | 4,635.47 mi (7,460.07 km) |
| Portchester to National City (California) | 5,479.12 mi (8,817.80 km) |
