| Red Bluff to Ickenham | 5,197.69 mi (8,364.88 km) |
| Red Bluff to Ifield | 5,226.95 mi (8,411.97 km) |
| Red Bluff to Ilford | 5,213.08 mi (8,389.64 km) |
| Red Bluff to Ilfracombe | 5,106.55 mi (8,218.20 km) |
| Red Bluff to Ilkeston | 5,101.21 mi (8,209.60 km) |
| Red Bluff to Ilkley | 5,038.76 mi (8,109.10 km) |
| Red Bluff to Immingham | 5,099.14 mi (8,206.27 km) |
| Red Bluff to Ince-in-Makerfield | 5,035.97 mi (8,104.61 km) |
| Red Bluff to Inverness | 4,798.73 mi (7,722.80 km) |
| Red Bluff to Inverurie | 4,857.25 mi (7,816.99 km) |
| Red Bluff to Ipswich | 5,217.42 mi (8,396.62 km) |
| Red Bluff to Irlam | 5,045.76 mi (8,120.36 km) |
| Red Bluff to Irthlingborough | 5,153.81 mi (8,294.26 km) |
| Red Bluff to Irvine | 4,875.94 mi (7,847.06 km) |
| Red Bluff to Islington | 5,208.36 mi (8,382.05 km) |
