| Round Rock to Newtown | 4,746.55 mi (7,638.84 km) |
| Round Rock to Normanton | 4,786.60 mi (7,703.28 km) |
| Round Rock to North Hykeham | 4,832.22 mi (7,776.70 km) |
| Round Rock to North Shields | 4,749.39 mi (7,643.41 km) |
| Round Rock to North Tidworth | 4,846.34 mi (7,799.44 km) |
| Round Rock to North Walsham | 4,917.10 mi (7,913.31 km) |
| Round Rock to Northallerton | 4,768.40 mi (7,674.00 km) |
| Round Rock to Northampton | 4,847.89 mi (7,801.93 km) |
| Round Rock to Northenden | 4,762.85 mi (7,665.07 km) |
| Round Rock to Northfield | 4,801.67 mi (7,727.55 km) |
| Round Rock to Northfleet | 4,918.78 mi (7,916.01 km) |
| Round Rock to Northolt | 4,888.03 mi (7,866.53 km) |
| Round Rock to Northwich | 4,757.03 mi (7,655.70 km) |
| Round Rock to Northwood | 4,884.59 mi (7,860.98 km) |
| Round Rock to Norton | 4,765.64 mi (7,669.55 km) |
