| Ada to Ifield | 997.84 mi (1,605.86 km) |
| Ada to Ilford | 993.21 mi (1,598.41 km) |
| Ada to Ilfracombe | 1,165.15 mi (1,875.13 km) |
| Ada to Ilkeston | 1,078.50 mi (1,735.68 km) |
| Ada to Ilkley | 1,120.79 mi (1,803.74 km) |
| Ada to Immingham | 1,052.01 mi (1,693.04 km) |
| Ada to Ince-in-Makerfield | 1,141.62 mi (1,837.25 km) |
| Ada to Inverness | 1,307.67 mi (2,104.49 km) |
| Ada to Inverurie | 1,240.87 mi (1,996.99 km) |
| Ada to Ipswich | 960.02 mi (1,545.00 km) |
| Ada to Irlam | 1,132.62 mi (1,822.77 km) |
| Ada to Irthlingborough | 1,036.91 mi (1,668.75 km) |
| Ada to Irvine | 1,269.03 mi (2,042.31 km) |
| Ada to Islington | 1,000.76 mi (1,610.56 km) |
| Ada to Iver | 1,017.12 mi (1,636.90 km) |
