| Irthlingborough to Burlingame (California) | 5,308.28 mi (8,542.85 km) |
| Irthlingborough to Burlington (Iowa) | 4,085.36 mi (6,574.75 km) |
| Irthlingborough to Burlington (Kentucky) | 3,926.79 mi (6,319.55 km) |
| Irthlingborough to Burlington (North Carolina) | 3,857.92 mi (6,208.72 km) |
| Irthlingborough to Burlington (Vermont) | 3,231.67 mi (5,200.88 km) |
| Irthlingborough to Burlington (Wisconsin) | 3,889.92 mi (6,260.22 km) |
| Irthlingborough to Burnsville (Minnesota) | 3,973.43 mi (6,394.62 km) |
| Irthlingborough to Burr Ridge (Illinois) | 3,920.31 mi (6,309.13 km) |
| Irthlingborough to Burton (Michigan) | 3,699.50 mi (5,953.77 km) |
| Irthlingborough to Burtonsville (Maryland) | 3,613.81 mi (5,815.87 km) |
| Irthlingborough to Butler (Pennsylvania) | 3,652.21 mi (5,877.66 km) |
| Irthlingborough to Butte (Montana) | 4,551.32 mi (7,324.64 km) |
| Irthlingborough to Byram (Mississippi) | 4,482.44 mi (7,213.79 km) |
| Irthlingborough to Cabot (Arkansas) | 4,408.81 mi (7,095.30 km) |
| Irthlingborough to Cadillac (Michigan) | 3,710.66 mi (5,971.74 km) |
