| San Marino to Groveton (Virginia) | 2,282.98 mi (3,674.10 km) |
| San Marino to Grovetown (Georgia) | 2,051.67 mi (3,301.85 km) |
| San Marino to Guayama (Puerto Rico) | 3,376.05 mi (5,433.22 km) |
| San Marino to Guaynabo (Puerto Rico) | 3,361.83 mi (5,410.34 km) |
| San Marino to Gulf Shores (Alabama) | 1,791.10 mi (2,882.50 km) |
| San Marino to Gulfport (Florida) | 2,132.84 mi (3,432.48 km) |
| San Marino to Gulfport (Mississippi) | 1,709.87 mi (2,751.77 km) |
| San Marino to Gunbarrel (Colorado) | 821.71 mi (1,322.41 km) |
| San Marino to Gurnee (Illinois) | 1,722.86 mi (2,772.68 km) |
| San Marino to Guthrie (Oklahoma) | 1,174.32 mi (1,889.88 km) |
| San Marino to Guttenberg (New Jersey) | 2,436.47 mi (3,921.12 km) |
| San Marino to Guymon (Oklahoma) | 952.22 mi (1,532.45 km) |
| San Marino to Hacienda Heights (California) | 11.82 mi (19.02 km) |
| San Marino to Hackensack (New Jersey) | 2,433.90 mi (3,916.99 km) |
| San Marino to Hackettstown (New Jersey) | 2,393.38 mi (3,851.77 km) |
