| Prudhoe to Ickenham | 242.13 mi (389.67 km) |
| Prudhoe to Ifield | 273.76 mi (440.58 km) |
| Prudhoe to Ilford | 248.36 mi (399.70 km) |
| Prudhoe to Ilfracombe | 275.87 mi (443.96 km) |
| Prudhoe to Ilkeston | 139.24 mi (224.08 km) |
| Prudhoe to Ilkley | 71.59 mi (115.21 km) |
| Prudhoe to Immingham | 113.96 mi (183.40 km) |
| Prudhoe to Ince-in-Makerfield | 102.73 mi (165.33 km) |
| Prudhoe to Inverness | 196.36 mi (316.01 km) |
| Prudhoe to Inverurie | 161.53 mi (259.95 km) |
| Prudhoe to Ipswich | 235.39 mi (378.83 km) |
| Prudhoe to Irlam | 107.27 mi (172.64 km) |
| Prudhoe to Irthlingborough | 189.08 mi (304.30 km) |
| Prudhoe to Irvine | 119.64 mi (192.54 km) |
| Prudhoe to Islington | 246.86 mi (397.28 km) |
