| Suffolk to Ickenham | 3,734.80 mi (6,010.58 km) |
| Suffolk to Ifield | 3,753.14 mi (6,040.09 km) |
| Suffolk to Ilford | 3,756.86 mi (6,046.09 km) |
| Suffolk to Ilfracombe | 3,587.91 mi (5,774.19 km) |
| Suffolk to Ilkeston | 3,674.24 mi (5,913.11 km) |
| Suffolk to Ilkley | 3,638.04 mi (5,854.86 km) |
| Suffolk to Immingham | 3,706.78 mi (5,965.48 km) |
| Suffolk to Ince-in-Makerfield | 3,613.14 mi (5,814.79 km) |
| Suffolk to Inverness | 3,499.40 mi (5,631.74 km) |
| Suffolk to Inverurie | 3,569.42 mi (5,744.43 km) |
| Suffolk to Ipswich | 3,790.90 mi (6,100.86 km) |
| Suffolk to Irlam | 3,621.72 mi (5,828.60 km) |
| Suffolk to Irthlingborough | 3,713.81 mi (5,976.80 km) |
| Suffolk to Irvine | 3,503.70 mi (5,638.67 km) |
| Suffolk to Islington | 3,749.35 mi (6,033.99 km) |
