| Owings Mills to Ickenham | 3,617.81 mi (5,822.30 km) |
| Owings Mills to Ifield | 3,637.33 mi (5,853.71 km) |
| Owings Mills to Ilford | 3,639.55 mi (5,857.30 km) |
| Owings Mills to Ilfracombe | 3,474.11 mi (5,591.04 km) |
| Owings Mills to Ilkeston | 3,553.40 mi (5,718.64 km) |
| Owings Mills to Ilkley | 3,514.54 mi (5,656.11 km) |
| Owings Mills to Immingham | 3,583.44 mi (5,766.99 km) |
| Owings Mills to Ince-in-Makerfield | 3,491.19 mi (5,618.53 km) |
| Owings Mills to Inverness | 3,366.07 mi (5,417.16 km) |
| Owings Mills to Inverurie | 3,436.11 mi (5,529.89 km) |
| Owings Mills to Ipswich | 3,671.44 mi (5,908.62 km) |
| Owings Mills to Irlam | 3,499.98 mi (5,632.67 km) |
| Owings Mills to Irthlingborough | 3,594.57 mi (5,784.90 km) |
| Owings Mills to Irvine | 3,376.15 mi (5,433.39 km) |
| Owings Mills to Islington | 3,632.19 mi (5,845.45 km) |
