| Friern Barnet to Ifield | 33.87 mi (54.50 km) |
| Friern Barnet to Ilford | 11.15 mi (17.95 km) |
| Friern Barnet to Ilfracombe | 172.98 mi (278.39 km) |
| Friern Barnet to Ilkeston | 105.70 mi (170.11 km) |
| Friern Barnet to Ilkley | 174.24 mi (280.41 km) |
| Friern Barnet to Immingham | 138.30 mi (222.57 km) |
| Friern Barnet to Ince-in-Makerfield | 168.02 mi (270.41 km) |
| Friern Barnet to Inverness | 436.60 mi (702.63 km) |
| Friern Barnet to Inverurie | 401.57 mi (646.26 km) |
| Friern Barnet to Ipswich | 64.03 mi (103.05 km) |
| Friern Barnet to Irlam | 158.36 mi (254.85 km) |
| Friern Barnet to Irthlingborough | 52.84 mi (85.04 km) |
| Friern Barnet to Irvine | 332.61 mi (535.28 km) |
| Friern Barnet to Islington | 5.31 mi (8.54 km) |
| Friern Barnet to Iver | 16.25 mi (26.16 km) |
