| Altensteig to Ifield | 429.54 mi (691.28 km) |
| Altensteig to Ilford | 429.57 mi (691.33 km) |
| Altensteig to Ilfracombe | 593.71 mi (955.48 km) |
| Altensteig to Ilkeston | 527.81 mi (849.43 km) |
| Altensteig to Ilkley | 581.52 mi (935.87 km) |
| Altensteig to Immingham | 516.24 mi (830.81 km) |
| Altensteig to Ince-in-Makerfield | 593.76 mi (955.56 km) |
| Altensteig to Inverness | 810.69 mi (1,304.68 km) |
| Altensteig to Inverurie | 753.10 mi (1,211.99 km) |
| Altensteig to Ipswich | 406.56 mi (654.30 km) |
| Altensteig to Irlam | 584.14 mi (940.09 km) |
| Altensteig to Irthlingborough | 480.23 mi (772.86 km) |
| Altensteig to Irvine | 741.56 mi (1,193.42 km) |
| Altensteig to Islington | 436.53 mi (702.53 km) |
| Altensteig to Iver | 451.79 mi (727.09 km) |
