| Portage to Myrtle Grove (Florida) | 819.72 mi (1,319.21 km) |
| Portage to Myrtle Grove (North Carolina) | 697.01 mi (1,121.73 km) |
| Portage to Nacogdoches (Texas) | 885.21 mi (1,424.61 km) |
| Portage to Nampa (Idaho) | 1,561.70 mi (2,513.31 km) |
| Portage to Nanakuli (Hawaii) | 4,362.69 mi (7,021.08 km) |
| Portage to Nanticoke (Pennsylvania) | 499.26 mi (803.48 km) |
| Portage to Nanuet (New York) | 601.99 mi (968.81 km) |
| Portage to Napa (California) | 1,939.45 mi (3,121.24 km) |
| Portage to Naperville (Illinois) | 135.92 mi (218.74 km) |
| Portage to Naples (Florida) | 1,129.63 mi (1,817.97 km) |
| Portage to Naranja (Florida) | 1,189.63 mi (1,914.53 km) |
| Portage to Nashua (New Hampshire) | 718.70 mi (1,156.64 km) |
| Portage to Nashville (Tennessee) | 421.39 mi (678.16 km) |
| Portage to Natchez (Mississippi) | 802.44 mi (1,291.41 km) |
| Portage to Natchitoches (Louisiana) | 832.78 mi (1,340.24 km) |
