| North Valley Stream to Ickenham | 3,436.05 mi (5,529.79 km) |
| North Valley Stream to Ifield | 3,455.28 mi (5,560.74 km) |
| North Valley Stream to Ilford | 3,457.88 mi (5,564.92 km) |
| North Valley Stream to Ilfracombe | 3,291.57 mi (5,297.27 km) |
| North Valley Stream to Ilkeston | 3,372.67 mi (5,427.79 km) |
| North Valley Stream to Ilkley | 3,334.62 mi (5,366.56 km) |
| North Valley Stream to Immingham | 3,403.48 mi (5,477.38 km) |
| North Valley Stream to Ince-in-Makerfield | 3,310.78 mi (5,328.19 km) |
| North Valley Stream to Inverness | 3,189.88 mi (5,133.62 km) |
| North Valley Stream to Inverurie | 3,259.93 mi (5,246.35 km) |
| North Valley Stream to Ipswich | 3,490.35 mi (5,617.17 km) |
| North Valley Stream to Irlam | 3,319.50 mi (5,342.23 km) |
| North Valley Stream to Irthlingborough | 3,413.40 mi (5,493.33 km) |
| North Valley Stream to Irvine | 3,197.60 mi (5,146.04 km) |
| North Valley Stream to Islington | 3,450.47 mi (5,553.00 km) |
