| Swanage to Ickenham | 92.80 mi (149.35 km) |
| Swanage to Ifield | 84.32 mi (135.69 km) |
| Swanage to Ilford | 110.40 mi (177.66 km) |
| Swanage to Ilfracombe | 102.83 mi (165.49 km) |
| Swanage to Ilkeston | 165.62 mi (266.54 km) |
| Swanage to Ilkley | 229.26 mi (368.95 km) |
| Swanage to Immingham | 220.43 mi (354.74 km) |
| Swanage to Ince-in-Makerfield | 204.40 mi (328.95 km) |
| Swanage to Inverness | 483.40 mi (777.95 km) |
| Swanage to Inverurie | 461.30 mi (742.40 km) |
| Swanage to Ipswich | 167.74 mi (269.95 km) |
| Swanage to Irlam | 197.00 mi (317.04 km) |
| Swanage to Irthlingborough | 131.96 mi (212.36 km) |
| Swanage to Irvine | 363.90 mi (585.64 km) |
| Swanage to Islington | 103.35 mi (166.33 km) |
