| Formia to Bormujos | 1,083.50 mi (1,743.73 km) |
| Formia to Brenes | 1,068.83 mi (1,720.12 km) |
| Formia to Brunete | 920.98 mi (1,482.17 km) |
| Formia to Bueu | 1,152.86 mi (1,855.34 km) |
| Formia to Bullas | 841.73 mi (1,354.64 km) |
| Formia to Bunol | 768.44 mi (1,236.69 km) |
| Formia to Burela de Cabo | 1,080.91 mi (1,739.56 km) |
| Formia to Burgos | 893.40 mi (1,437.79 km) |
| Formia to Burjasot | 747.12 mi (1,202.37 km) |
| Formia to Burriana | 724.92 mi (1,166.64 km) |
| Formia to Cabanaquinta | 988.92 mi (1,591.51 km) |
| Formia to Cabanillas del Campo | 879.08 mi (1,414.74 km) |
| Formia to Cabra | 997.20 mi (1,604.84 km) |
| Formia to Caceres | 1,056.68 mi (1,700.57 km) |
| Formia to Cadiz | 1,116.69 mi (1,797.14 km) |
