| Greenock to San Luis Obispo (California) | 5,100.38 mi (8,208.26 km) |
| Greenock to San Marcos (California) | 5,119.01 mi (8,238.25 km) |
| Greenock to San Marcos (Texas) | 4,650.29 mi (7,483.91 km) |
| Greenock to San Marino (California) | 5,090.46 mi (8,192.30 km) |
| Greenock to San Mateo (California) | 5,013.47 mi (8,068.39 km) |
| Greenock to San Pablo (California) | 4,990.11 mi (8,030.80 km) |
| Greenock to San Rafael (California) | 4,993.57 mi (8,036.38 km) |
| Greenock to San Ramon (California) | 4,990.36 mi (8,031.20 km) |
| Greenock to San Tan Valley (Arizona) | 4,937.31 mi (7,945.83 km) |
| Greenock to Sand Springs (Oklahoma) | 4,246.21 mi (6,833.61 km) |
| Greenock to Sandusky (Ohio) | 3,488.87 mi (5,614.79 km) |
| Greenock to Sandy (Oregon) | 4,553.08 mi (7,327.48 km) |
| Greenock to Sandy (Utah) | 4,528.97 mi (7,288.67 km) |
| Greenock to Sandy Springs (Georgia) | 3,930.12 mi (6,324.92 km) |
| Greenock to Sanford (Florida) | 4,083.68 mi (6,572.05 km) |
