| Irthlingborough to Springfield (Missouri) | 4,345.19 mi (6,992.90 km) |
| Irthlingborough to Springfield (Ohio) | 3,847.89 mi (6,192.58 km) |
| Irthlingborough to Springfield (Oregon) | 4,949.00 mi (7,964.65 km) |
| Irthlingborough to Springfield (Tennessee) | 4,132.75 mi (6,651.02 km) |
| Irthlingborough to Springfield (Virginia) | 3,639.17 mi (5,856.67 km) |
| Irthlingborough to Springville (Utah) | 4,832.19 mi (7,776.67 km) |
| Irthlingborough to St. Albans (West Virginia) | 3,843.21 mi (6,185.04 km) |
| Irthlingborough to St. Andrews (South Carolina) | 4,021.83 mi (6,472.52 km) |
| Irthlingborough to St. Ann (Missouri) | 4,159.11 mi (6,693.44 km) |
| Irthlingborough to St. Augustine (Florida) | 4,235.63 mi (6,816.58 km) |
| Irthlingborough to St. Charles (Illinois) | 3,926.93 mi (6,319.78 km) |
| Irthlingborough to St. Charles (Missouri) | 4,160.61 mi (6,695.86 km) |
| Irthlingborough to St. Clair Shores (Michigan) | 3,694.82 mi (5,946.23 km) |
| Irthlingborough to St. Cloud (Florida) | 4,318.06 mi (6,949.25 km) |
| Irthlingborough to St. Cloud (Minnesota) | 3,968.24 mi (6,386.27 km) |
