| Guardiagrele to San Luis Obispo (California) | 6,372.81 mi (10,256.04 km) |
| Guardiagrele to San Marcos (California) | 6,388.65 mi (10,281.53 km) |
| Guardiagrele to San Marcos (Texas) | 5,852.27 mi (9,418.31 km) |
| Guardiagrele to San Marino (California) | 6,361.59 mi (10,237.99 km) |
| Guardiagrele to San Mateo (California) | 6,284.98 mi (10,114.70 km) |
| Guardiagrele to San Pablo (California) | 6,261.42 mi (10,076.77 km) |
| Guardiagrele to San Rafael (California) | 6,264.75 mi (10,082.13 km) |
| Guardiagrele to San Ramon (California) | 6,261.99 mi (10,077.71 km) |
| Guardiagrele to San Tan Valley (Arizona) | 6,198.26 mi (9,975.13 km) |
| Guardiagrele to Sand Springs (Oklahoma) | 5,469.29 mi (8,801.98 km) |
| Guardiagrele to Sandusky (Ohio) | 4,684.98 mi (7,539.75 km) |
| Guardiagrele to Sandy (Oregon) | 5,817.72 mi (9,362.72 km) |
| Guardiagrele to Sandy (Utah) | 5,799.62 mi (9,333.58 km) |
| Guardiagrele to Sandy Springs (Georgia) | 5,081.57 mi (8,178.00 km) |
| Guardiagrele to Sanford (Florida) | 5,171.62 mi (8,322.92 km) |
