| Conwy to Harrison (Wisconsin) | 3,670.37 mi (5,906.88 km) |
| Conwy to Harrisonburg (Virginia) | 3,575.25 mi (5,753.80 km) |
| Conwy to Hartford (Connecticut) | 3,177.52 mi (5,113.72 km) |
| Conwy to Hartford (Wisconsin) | 3,713.90 mi (5,976.95 km) |
| Conwy to Hartselle (Alabama) | 4,088.36 mi (6,579.58 km) |
| Conwy to Hartsville (Tennessee) | 3,960.93 mi (6,374.50 km) |
| Conwy to Harvey (Illinois) | 3,767.19 mi (6,062.71 km) |
| Conwy to Harvey (Louisiana) | 4,443.64 mi (7,151.34 km) |
| Conwy to Hasbrouck Heights (New Jersey) | 3,272.95 mi (5,267.31 km) |
| Conwy to Haslett (Michigan) | 3,590.91 mi (5,779.01 km) |
| Conwy to Hastings (Minnesota) | 3,810.78 mi (6,132.86 km) |
| Conwy to Hastings (Nebraska) | 4,211.55 mi (6,777.84 km) |
| Conwy to Hattiesburg (Mississippi) | 4,340.77 mi (6,985.79 km) |
| Conwy to Hauppauge (New York) | 3,240.22 mi (5,214.62 km) |
| Conwy to Havelock (North Carolina) | 3,663.52 mi (5,895.86 km) |
