| Barrow in Furness to Marshall (Minnesota) | 3,919.55 mi (6,307.91 km) |
| Barrow in Furness to Marshall (Missouri) | 4,093.73 mi (6,588.22 km) |
| Barrow in Furness to Marshall (Texas) | 4,476.15 mi (7,203.67 km) |
| Barrow in Furness to Marshalltown (Iowa) | 3,937.16 mi (6,336.25 km) |
| Barrow in Furness to Marshfield (Wisconsin) | 3,711.89 mi (5,973.72 km) |
| Barrow in Furness to Martha Lake (Washington) | 4,546.66 mi (7,317.14 km) |
| Barrow in Furness to Martin (Tennessee) | 4,071.69 mi (6,552.75 km) |
| Barrow in Furness to Martinez (California) | 5,113.15 mi (8,228.82 km) |
| Barrow in Furness to Martinez (Georgia) | 3,952.08 mi (6,360.26 km) |
| Barrow in Furness to Martinsburg (West Virginia) | 3,500.35 mi (5,633.28 km) |
| Barrow in Furness to Martinsville (Indiana) | 3,827.15 mi (6,159.20 km) |
| Barrow in Furness to Martinsville (New Jersey) | 3,314.00 mi (5,333.36 km) |
| Barrow in Furness to Martinsville (Virginia) | 3,707.33 mi (5,966.36 km) |
| Barrow in Furness to Maryland City (Maryland) | 3,471.29 mi (5,586.50 km) |
| Barrow in Furness to Maryland Heights (Missouri) | 4,013.08 mi (6,458.43 km) |
