| Formia to Belvedere Marittimo | 164.29 mi (264.40 km) |
| Formia to Benevento | 61.34 mi (98.72 km) |
| Formia to Bergamo | 364.26 mi (586.22 km) |
| Formia to Bernalda | 170.70 mi (274.72 km) |
| Formia to Bertinoro | 212.97 mi (342.74 km) |
| Formia to Besana in Brianza | 375.40 mi (604.14 km) |
| Formia to Besozzo | 401.96 mi (646.89 km) |
| Formia to Biancavilla | 258.63 mi (416.22 km) |
| Formia to Biassono | 372.21 mi (599.01 km) |
| Formia to Bibbiano | 283.76 mi (456.67 km) |
| Formia to Bibbiena | 191.50 mi (308.19 km) |
| Formia to Biella | 407.05 mi (655.09 km) |
| Formia to Bisceglie | 150.05 mi (241.47 km) |
| Formia to Bisignano | 185.22 mi (298.08 km) |
| Formia to Bitetto | 163.80 mi (263.61 km) |
