| River Grove to Newtown | 3,801.07 mi (6,117.23 km) |
| River Grove to Normanton | 3,836.87 mi (6,174.84 km) |
| River Grove to North Hykeham | 3,883.12 mi (6,249.28 km) |
| River Grove to North Shields | 3,797.02 mi (6,110.71 km) |
| River Grove to North Tidworth | 3,903.15 mi (6,281.51 km) |
| River Grove to North Walsham | 3,967.51 mi (6,385.09 km) |
| River Grove to Northallerton | 3,817.32 mi (6,143.38 km) |
| River Grove to Northampton | 3,901.33 mi (6,278.58 km) |
| River Grove to Northenden | 3,814.32 mi (6,138.55 km) |
| River Grove to Northfield | 3,855.45 mi (6,204.75 km) |
| River Grove to Northfleet | 3,973.29 mi (6,394.39 km) |
| River Grove to Northolt | 3,942.85 mi (6,345.41 km) |
| River Grove to Northwich | 3,809.03 mi (6,130.04 km) |
| River Grove to Northwood | 3,939.30 mi (6,339.69 km) |
| River Grove to Norton | 3,814.00 mi (6,138.03 km) |
