| Martin to Ifield | 857.22 mi (1,379.56 km) |
| Martin to Ilford | 846.26 mi (1,361.92 km) |
| Martin to Ilfracombe | 1,026.78 mi (1,652.44 km) |
| Martin to Ilkeston | 916.26 mi (1,474.58 km) |
| Martin to Ilkley | 949.17 mi (1,527.55 km) |
| Martin to Immingham | 880.56 mi (1,417.13 km) |
| Martin to Ince-in-Makerfield | 975.28 mi (1,569.56 km) |
| Martin to Inverness | 1,110.91 mi (1,787.83 km) |
| Martin to Inverurie | 1,042.25 mi (1,677.34 km) |
| Martin to Ipswich | 804.48 mi (1,294.69 km) |
| Martin to Irlam | 967.00 mi (1,556.24 km) |
| Martin to Irthlingborough | 881.17 mi (1,418.11 km) |
| Martin to Irvine | 1,086.67 mi (1,748.82 km) |
| Martin to Islington | 854.27 mi (1,374.81 km) |
| Martin to Iver | 871.50 mi (1,402.54 km) |
