| San Luis Obispo to Grottaferrata | 6,349.31 mi (10,218.22 km) |
| San Luis Obispo to Grottaglie | 6,561.88 mi (10,560.32 km) |
| San Luis Obispo to Grottammare | 6,318.02 mi (10,167.87 km) |
| San Luis Obispo to Grugliasco | 6,013.30 mi (9,677.47 km) |
| San Luis Obispo to Grumo Appula | 6,512.86 mi (10,481.44 km) |
| San Luis Obispo to Grumo Nevano | 6,445.67 mi (10,373.30 km) |
| San Luis Obispo to Gualdo Tadino | 6,272.32 mi (10,094.32 km) |
| San Luis Obispo to Guardiagrele | 6,372.81 mi (10,256.04 km) |
| San Luis Obispo to Guastalla | 6,116.19 mi (9,843.06 km) |
| San Luis Obispo to Gubbio | 6,259.36 mi (10,073.47 km) |
| San Luis Obispo to Guspini | 6,342.50 mi (10,207.26 km) |
| San Luis Obispo to Gussago | 6,063.52 mi (9,758.29 km) |
| San Luis Obispo to Iesi | 6,269.65 mi (10,090.03 km) |
| San Luis Obispo to Iesolo | 6,140.36 mi (9,881.96 km) |
| San Luis Obispo to Iglesias | 6,350.71 mi (10,220.48 km) |
