| Herndon to San Lorenzo de Descardazar | 4,154.53 mi (6,686.06 km) |
| Herndon to San Lorenzo de El Escorial | 3,771.77 mi (6,070.08 km) |
| Herndon to San Martin de la Vega | 3,810.05 mi (6,131.69 km) |
| Herndon to San Martin de Valdeiglesias | 3,765.84 mi (6,060.54 km) |
| Herndon to San Pedro de Ribas | 4,031.89 mi (6,488.69 km) |
| Herndon to San Roque | 3,839.74 mi (6,179.47 km) |
| Herndon to San Sebastian de la Gomera | 3,488.49 mi (5,614.19 km) |
| Herndon to San Sebastian de los Reyes | 3,797.85 mi (6,112.06 km) |
| Herndon to San Vicente de Baracaldo | 3,751.90 mi (6,038.10 km) |
| Herndon to San Vicente de Castellet | 4,023.75 mi (6,475.60 km) |
| Herndon to San Vicente del Raspeig | 4,011.13 mi (6,455.29 km) |
| Herndon to San Vicente dels Horts | 4,038.81 mi (6,499.83 km) |
| Herndon to Sangenjo | 3,501.10 mi (5,634.47 km) |
| Herndon to Sanlucar de Barrameda | 3,774.67 mi (6,074.74 km) |
| Herndon to Sanlucar la Mayor | 3,763.83 mi (6,057.31 km) |
