| Penafiel to Norton Shores (Michigan) | 3,841.25 mi (6,181.89 km) |
| Penafiel to Norwalk (California) | 5,598.33 mi (9,009.64 km) |
| Penafiel to Norwalk (Connecticut) | 3,303.86 mi (5,317.05 km) |
| Penafiel to Norwalk (Iowa) | 4,229.44 mi (6,806.62 km) |
| Penafiel to Norwalk (Ohio) | 3,734.16 mi (6,009.54 km) |
| Penafiel to Norwich (Connecticut) | 3,228.45 mi (5,195.69 km) |
| Penafiel to Norwood (Ohio) | 3,887.02 mi (6,255.56 km) |
| Penafiel to Novato (California) | 5,570.24 mi (8,964.43 km) |
| Penafiel to Novi (Michigan) | 3,736.99 mi (6,014.11 km) |
| Penafiel to O'Fallon (Illinois) | 4,161.34 mi (6,697.03 km) |
| Penafiel to O'Fallon (Missouri) | 4,191.73 mi (6,745.93 km) |
| Penafiel to Oak Creek (Wisconsin) | 3,924.17 mi (6,315.35 km) |
| Penafiel to Oak Forest (Illinois) | 3,959.05 mi (6,371.47 km) |
| Penafiel to Oak Grove (Oregon) | 5,212.25 mi (8,388.30 km) |
| Penafiel to Oak Grove (South Carolina) | 3,903.46 mi (6,282.01 km) |
