| San Marino to Harrison (Ohio) | 1,869.27 mi (3,008.30 km) |
| San Marino to Harrison (Wisconsin) | 1,730.17 mi (2,784.44 km) |
| San Marino to Harrisonburg (Virginia) | 2,189.24 mi (3,523.24 km) |
| San Marino to Hartford (Connecticut) | 2,501.07 mi (4,025.08 km) |
| San Marino to Hartford (Wisconsin) | 1,712.95 mi (2,756.72 km) |
| San Marino to Hartselle (Alabama) | 1,772.76 mi (2,852.98 km) |
| San Marino to Hartsville (Tennessee) | 1,801.56 mi (2,899.33 km) |
| San Marino to Harvey (Illinois) | 1,729.82 mi (2,783.88 km) |
| San Marino to Harvey (Louisiana) | 1,663.71 mi (2,677.49 km) |
| San Marino to Hasbrouck Heights (New Jersey) | 2,432.56 mi (3,914.83 km) |
| San Marino to Haslett (Michigan) | 1,904.78 mi (3,065.45 km) |
| San Marino to Hastings (Minnesota) | 1,525.44 mi (2,454.95 km) |
| San Marino to Hastings (Nebraska) | 1,168.59 mi (1,880.66 km) |
| San Marino to Hattiesburg (Mississippi) | 1,679.70 mi (2,703.21 km) |
| San Marino to Hauppauge (New York) | 2,477.77 mi (3,987.58 km) |
