| Irmo to Belvedere Marittimo | 5,098.71 mi (8,205.58 km) |
| Irmo to Benevento | 4,996.21 mi (8,040.62 km) |
| Irmo to Bergamo | 4,621.67 mi (7,437.87 km) |
| Irmo to Bernalda | 5,106.95 mi (8,218.84 km) |
| Irmo to Bertinoro | 4,777.37 mi (7,688.43 km) |
| Irmo to Besana in Brianza | 4,604.71 mi (7,410.56 km) |
| Irmo to Besozzo | 4,573.42 mi (7,360.21 km) |
| Irmo to Biancavilla | 5,122.79 mi (8,244.34 km) |
| Irmo to Biassono | 4,605.98 mi (7,412.60 km) |
| Irmo to Bibbiano | 4,687.89 mi (7,544.43 km) |
| Irmo to Bibbiena | 4,777.92 mi (7,689.32 km) |
| Irmo to Biella | 4,555.48 mi (7,331.34 km) |
| Irmo to Bisceglie | 5,069.38 mi (8,158.38 km) |
| Irmo to Bisignano | 5,121.26 mi (8,241.87 km) |
| Irmo to Bitetto | 5,087.78 mi (8,187.99 km) |
