| Herndon to Paimio | 4,236.64 mi (6,818.22 km) |
| Herndon to Pargas | 4,229.76 mi (6,807.14 km) |
| Herndon to Pedersore | 4,130.84 mi (6,647.94 km) |
| Herndon to Pieksamaki | 4,298.33 mi (6,917.49 km) |
| Herndon to Pirkkala | 4,229.98 mi (6,807.49 km) |
| Herndon to Pori | 4,175.92 mi (6,720.50 km) |
| Herndon to Porvoo | 4,325.81 mi (6,961.72 km) |
| Herndon to Poytya | 4,224.71 mi (6,799.01 km) |
| Herndon to Raahe | 4,144.60 mi (6,670.09 km) |
| Herndon to Raisio | 4,219.64 mi (6,790.85 km) |
| Herndon to Raseborg | 4,274.75 mi (6,879.54 km) |
| Herndon to Rauma | 4,178.51 mi (6,724.66 km) |
| Herndon to Riihimaki | 4,287.63 mi (6,900.27 km) |
| Herndon to Rovaniemi | 4,116.38 mi (6,624.67 km) |
| Herndon to Saaminki | 4,362.00 mi (7,019.96 km) |
