| Portland to Niederzier | 5,115.82 mi (8,233.12 km) |
| Portland to Niefern-Oschelbronn | 5,286.05 mi (8,507.08 km) |
| Portland to Nierstein | 5,219.85 mi (8,400.54 km) |
| Portland to Niesky | 5,282.25 mi (8,500.95 km) |
| Portland to Nittenau | 5,352.02 mi (8,613.24 km) |
| Portland to Nittendorf | 5,355.30 mi (8,618.52 km) |
| Portland to Nohfelden | 5,206.74 mi (8,379.44 km) |
| Portland to Norden | 4,978.81 mi (8,012.62 km) |
| Portland to Nordenham | 5,013.30 mi (8,068.12 km) |
| Portland to Norderstedt | 5,035.91 mi (8,104.51 km) |
| Portland to Nordhausen | 5,182.08 mi (8,339.76 km) |
| Portland to Nordhorn | 5,042.02 mi (8,114.34 km) |
| Portland to Nordkirchen | 5,092.61 mi (8,195.76 km) |
| Portland to Nordlingen | 5,331.07 mi (8,579.53 km) |
| Portland to Nordstemmen | 5,120.86 mi (8,241.22 km) |
