| Holyhead to Grovetown (Georgia) | 3,916.41 mi (6,302.85 km) |
| Holyhead to Guayama (Puerto Rico) | 4,058.95 mi (6,532.25 km) |
| Holyhead to Guaynabo (Puerto Rico) | 4,036.80 mi (6,496.60 km) |
| Holyhead to Gulf Shores (Alabama) | 4,296.87 mi (6,915.14 km) |
| Holyhead to Gulfport (Florida) | 4,224.84 mi (6,799.23 km) |
| Holyhead to Gulfport (Mississippi) | 4,343.75 mi (6,990.59 km) |
| Holyhead to Gunbarrel (Colorado) | 4,447.90 mi (7,158.21 km) |
| Holyhead to Gurnee (Illinois) | 3,711.09 mi (5,972.41 km) |
| Holyhead to Guthrie (Oklahoma) | 4,388.96 mi (7,063.35 km) |
| Holyhead to Guttenberg (New Jersey) | 3,240.63 mi (5,215.28 km) |
| Holyhead to Guymon (Oklahoma) | 4,493.72 mi (7,231.94 km) |
| Holyhead to Hacienda Heights (California) | 5,209.47 mi (8,383.83 km) |
| Holyhead to Hackensack (New Jersey) | 3,238.00 mi (5,211.06 km) |
| Holyhead to Hackettstown (New Jersey) | 3,270.74 mi (5,263.75 km) |
| Holyhead to Hagerstown (Maryland) | 3,441.11 mi (5,537.94 km) |
