| Gagny to Bitritto | 881.64 mi (1,418.86 km) |
| Gagny to Bollate | 385.12 mi (619.80 km) |
| Gagny to Bologna | 515.51 mi (829.64 km) |
| Gagny to Bolzano | 441.81 mi (711.02 km) |
| Gagny to Bomporto | 493.28 mi (793.86 km) |
| Gagny to Bonate di Sopra | 396.69 mi (638.41 km) |
| Gagny to Bondeno | 501.87 mi (807.67 km) |
| Gagny to Bordighera | 428.90 mi (690.24 km) |
| Gagny to Borgaro Torinese | 352.87 mi (567.90 km) |
| Gagny to Borgo a Buggiano | 521.10 mi (838.63 km) |
| Gagny to Borgo San Dalmazzo | 392.29 mi (631.33 km) |
| Gagny to Borgo San Lorenzo | 541.51 mi (871.48 km) |
| Gagny to Borgomanero | 354.35 mi (570.28 km) |
| Gagny to Borgoricco | 499.73 mi (804.24 km) |
| Gagny to Borgosatollo | 431.43 mi (694.32 km) |
