| Parkersburg to Marrero (Louisiana) | 809.88 mi (1,303.38 km) |
| Parkersburg to Marshall (Minnesota) | 814.58 mi (1,310.95 km) |
| Parkersburg to Marshall (Missouri) | 624.02 mi (1,004.26 km) |
| Parkersburg to Marshall (Texas) | 853.03 mi (1,372.81 km) |
| Parkersburg to Marshalltown (Iowa) | 625.23 mi (1,006.21 km) |
| Parkersburg to Marshfield (Wisconsin) | 578.95 mi (931.73 km) |
| Parkersburg to Martha Lake (Washington) | 2,095.26 mi (3,372.00 km) |
| Parkersburg to Martin (Tennessee) | 447.07 mi (719.48 km) |
| Parkersburg to Martinez (California) | 2,173.26 mi (3,497.53 km) |
| Parkersburg to Martinez (Georgia) | 397.90 mi (640.35 km) |
| Parkersburg to Martinsburg (West Virginia) | 190.88 mi (307.20 km) |
| Parkersburg to Martinsville (Indiana) | 261.47 mi (420.79 km) |
| Parkersburg to Martinsville (New Jersey) | 380.44 mi (612.26 km) |
| Parkersburg to Martinsville (Virginia) | 200.31 mi (322.36 km) |
| Parkersburg to Maryland City (Maryland) | 253.91 mi (408.63 km) |
