| Difficult Run to North Myrtle Beach (South Carolina) | 358.95 mi (577.67 km) |
| Difficult Run to North New Hyde Park (New York) | 232.24 mi (373.75 km) |
| Difficult Run to North Ogden (Utah) | 1,824.48 mi (2,936.21 km) |
| Difficult Run to North Olmsted (Ohio) | 297.32 mi (478.49 km) |
| Difficult Run to North Palm Beach (Florida) | 849.21 mi (1,366.68 km) |
| Difficult Run to North Plainfield (New Jersey) | 194.85 mi (313.59 km) |
| Difficult Run to North Platte (Nebraska) | 1,244.86 mi (2,003.41 km) |
| Difficult Run to North Port (Florida) | 864.91 mi (1,391.94 km) |
| Difficult Run to North Potomac (Maryland) | 14.64 mi (23.56 km) |
| Difficult Run to North Richland Hills (Texas) | 1,185.09 mi (1,907.22 km) |
| Difficult Run to North Ridgeville (Ohio) | 300.51 mi (483.62 km) |
| Difficult Run to North Royalton (Ohio) | 285.93 mi (460.16 km) |
| Difficult Run to North Salt Lake (Utah) | 1,826.24 mi (2,939.05 km) |
| Difficult Run to North St. Paul (Minnesota) | 906.21 mi (1,458.41 km) |
| Difficult Run to North Tonawanda (New York) | 297.07 mi (478.09 km) |
