| Irmo to Boekel | 4,292.43 mi (6,908.00 km) |
| Irmo to Bolsward | 4,251.98 mi (6,842.90 km) |
| Irmo to Borger | 4,304.50 mi (6,927.42 km) |
| Irmo to Borne | 4,318.26 mi (6,949.57 km) |
| Irmo to Boskoop | 4,240.54 mi (6,824.49 km) |
| Irmo to Boxmeer | 4,302.56 mi (6,924.31 km) |
| Irmo to Boxtel | 4,279.44 mi (6,887.10 km) |
| Irmo to Breda | 4,256.86 mi (6,850.76 km) |
| Irmo to Breukelen | 4,252.10 mi (6,843.10 km) |
| Irmo to Brielle | 4,225.06 mi (6,799.57 km) |
| Irmo to Bronkhorst | 4,301.21 mi (6,922.12 km) |
| Irmo to Brummen | 4,299.88 mi (6,920.00 km) |
| Irmo to Brunssum | 4,320.62 mi (6,953.36 km) |
| Irmo to Bunnik | 4,264.22 mi (6,862.60 km) |
| Irmo to Burgum | 4,267.00 mi (6,867.08 km) |
