| Apex to Hutchinson (Minnesota) | 1,030.42 mi (1,658.29 km) |
| Apex to Hutto (Texas) | 1,135.90 mi (1,828.05 km) |
| Apex to Hyattsville (Maryland) | 247.28 mi (397.96 km) |
| Apex to Hybla Valley (Virginia) | 231.06 mi (371.85 km) |
| Apex to Idaho Falls (Idaho) | 1,831.27 mi (2,947.15 km) |
| Apex to Idylwood (Virginia) | 237.18 mi (381.70 km) |
| Apex to Ilchester (Maryland) | 267.65 mi (430.75 km) |
| Apex to Immokalee (Florida) | 659.87 mi (1,061.96 km) |
| Apex to Imperial (California) | 2,092.40 mi (3,367.40 km) |
| Apex to Imperial Beach (California) | 2,183.92 mi (3,514.68 km) |
| Apex to Independence (Kentucky) | 383.16 mi (616.63 km) |
| Apex to Independence (Missouri) | 879.35 mi (1,415.19 km) |
| Apex to Indian Trail (North Carolina) | 109.49 mi (176.21 km) |
| Apex to Indiana (Pennsylvania) | 338.78 mi (545.22 km) |
| Apex to Indianapolis (Indiana) | 485.78 mi (781.78 km) |
