| Irthlingborough to Belvedere Park (Georgia) | 4,164.07 mi (6,701.42 km) |
| Irthlingborough to Belvidere (Illinois) | 3,931.81 mi (6,327.64 km) |
| Irthlingborough to Bemidji (Minnesota) | 3,900.36 mi (6,277.02 km) |
| Irthlingborough to Benbrook (Texas) | 4,735.08 mi (7,620.37 km) |
| Irthlingborough to Bend (Oregon) | 4,903.20 mi (7,890.95 km) |
| Irthlingborough to Benicia (California) | 5,273.63 mi (8,487.08 km) |
| Irthlingborough to Bensenville (Illinois) | 3,911.34 mi (6,294.69 km) |
| Irthlingborough to Bensville (Maryland) | 3,639.57 mi (5,857.32 km) |
| Irthlingborough to Benton (Arkansas) | 4,450.01 mi (7,161.60 km) |
| Irthlingborough to Bentonville (Arkansas) | 4,423.05 mi (7,118.21 km) |
| Irthlingborough to Berea (Kentucky) | 3,978.21 mi (6,402.31 km) |
| Irthlingborough to Berea (Ohio) | 3,706.08 mi (5,964.35 km) |
| Irthlingborough to Berea (South Carolina) | 4,036.43 mi (6,496.00 km) |
| Irthlingborough to Bergenfield (New Jersey) | 3,414.56 mi (5,495.20 km) |
| Irthlingborough to Berkeley (California) | 5,288.91 mi (8,511.68 km) |
