| Duncan to Barberino di Mugello | 5,423.70 mi (8,728.60 km) |
| Duncan to Barcellona-Pozzo di Gotto | 5,838.96 mi (9,396.89 km) |
| Duncan to Bareggio | 5,274.45 mi (8,488.40 km) |
| Duncan to Barga | 5,390.65 mi (8,675.42 km) |
| Duncan to Bari | 5,771.03 mi (9,287.57 km) |
| Duncan to Barletta | 5,739.47 mi (9,236.79 km) |
| Duncan to Baronissi | 5,704.96 mi (9,181.24 km) |
| Duncan to Barrafranca | 5,831.46 mi (9,384.83 km) |
| Duncan to Bassano del Grappa | 5,368.79 mi (8,640.23 km) |
| Duncan to Battipaglia | 5,719.25 mi (9,204.24 km) |
| Duncan to Beinasco | 5,236.96 mi (8,428.07 km) |
| Duncan to Bellinzago Novarese | 5,255.99 mi (8,458.69 km) |
| Duncan to Belluno | 5,371.42 mi (8,644.47 km) |
| Duncan to Belmonte Mezzagno | 5,766.96 mi (9,281.02 km) |
| Duncan to Belpasso | 5,854.64 mi (9,422.14 km) |
