| Parkway to Montgomeryville (Pennsylvania) | 2,442.96 mi (3,931.56 km) |
| Parkway to Monticello (Minnesota) | 1,489.06 mi (2,396.41 km) |
| Parkway to Montrose (Colorado) | 734.51 mi (1,182.08 km) |
| Parkway to Moody (Alabama) | 1,969.76 mi (3,170.03 km) |
| Parkway to Moore (Oklahoma) | 1,338.57 mi (2,154.22 km) |
| Parkway to Moorestown-Lenola (New Jersey) | 2,461.53 mi (3,961.44 km) |
| Parkway to Mooresville (North Carolina) | 2,231.38 mi (3,591.06 km) |
| Parkway to Moorhead (Minnesota) | 1,373.93 mi (2,211.12 km) |
| Parkway to Moorpark (California) | 324.39 mi (522.06 km) |
| Parkway to Moraga (California) | 58.11 mi (93.52 km) |
| Parkway to Moreno Valley (California) | 394.84 mi (635.43 km) |
| Parkway to Morgan City (Louisiana) | 1,824.88 mi (2,936.86 km) |
| Parkway to Morgan Hill (California) | 95.00 mi (152.89 km) |
| Parkway to Morganton (North Carolina) | 2,181.35 mi (3,510.54 km) |
| Parkway to Morgantown (West Virginia) | 2,207.88 mi (3,553.24 km) |
