| Guaynabo to San Luis Obispo (California) | 3,513.10 mi (5,653.79 km) |
| Guaynabo to San Marcos (California) | 3,302.13 mi (5,314.26 km) |
| Guaynabo to San Marcos (Texas) | 2,148.77 mi (3,458.12 km) |
| Guaynabo to San Marino (California) | 3,361.83 mi (5,410.34 km) |
| Guaynabo to San Mateo (California) | 3,617.46 mi (5,821.74 km) |
| Guaynabo to San Pablo (California) | 3,621.76 mi (5,828.66 km) |
| Guaynabo to San Rafael (California) | 3,631.67 mi (5,844.61 km) |
| Guaynabo to San Ramon (California) | 3,598.37 mi (5,791.02 km) |
| Guaynabo to San Tan Valley (Arizona) | 2,980.09 mi (4,795.99 km) |
| Guaynabo to Sand Springs (Oklahoma) | 2,199.33 mi (3,539.47 km) |
| Guaynabo to Sandusky (Ohio) | 1,870.25 mi (3,009.87 km) |
| Guaynabo to Sandy (Oregon) | 3,692.42 mi (5,942.38 km) |
| Guaynabo to Sandy (Utah) | 3,102.95 mi (4,993.71 km) |
| Guaynabo to Sandy Springs (Georgia) | 1,555.95 mi (2,504.07 km) |
| Guaynabo to Sanford (Florida) | 1,197.44 mi (1,927.09 km) |
