| Rockwall to Hutchinson (Kansas) | 365.32 mi (587.93 km) |
| Rockwall to Hutchinson (Minnesota) | 834.26 mi (1,342.61 km) |
| Rockwall to Hutto (Texas) | 176.66 mi (284.30 km) |
| Rockwall to Hyattsville (Maryland) | 1,164.23 mi (1,873.64 km) |
| Rockwall to Hybla Valley (Virginia) | 1,153.86 mi (1,856.95 km) |
| Rockwall to Idaho Falls (Idaho) | 1,114.98 mi (1,794.39 km) |
| Rockwall to Idylwood (Virginia) | 1,149.92 mi (1,850.62 km) |
| Rockwall to Ilchester (Maryland) | 1,178.57 mi (1,896.72 km) |
| Rockwall to Immokalee (Florida) | 1,005.27 mi (1,617.82 km) |
| Rockwall to Imperial (California) | 1,108.80 mi (1,784.43 km) |
| Rockwall to Imperial Beach (California) | 1,200.16 mi (1,931.47 km) |
| Rockwall to Independence (Kentucky) | 783.93 mi (1,261.61 km) |
| Rockwall to Independence (Missouri) | 441.96 mi (711.26 km) |
| Rockwall to Indian Trail (North Carolina) | 915.80 mi (1,473.84 km) |
| Rockwall to Indiana (Pennsylvania) | 1,091.86 mi (1,757.18 km) |
