| San Mateo to Sumter (South Carolina) | 2,344.53 mi (3,773.16 km) |
| San Mateo to Sun City (Arizona) | 625.30 mi (1,006.33 km) |
| San Mateo to Sun City Center (Florida) | 2,402.36 mi (3,866.23 km) |
| San Mateo to Sun City West (Arizona) | 619.74 mi (997.38 km) |
| San Mateo to Sun Lakes (Arizona) | 659.54 mi (1,061.43 km) |
| San Mateo to Sun Prairie (Wisconsin) | 1,771.88 mi (2,851.56 km) |
| San Mateo to Sun Valley (Nevada) | 197.39 mi (317.68 km) |
| San Mateo to Sun Village (California) | 319.25 mi (513.78 km) |
| San Mateo to Sunland Park (New Mexico) | 975.14 mi (1,569.33 km) |
| San Mateo to Sunny Isles Beach (Florida) | 2,581.30 mi (4,154.20 km) |
| San Mateo to Sunnyside (Washington) | 616.92 mi (992.83 km) |
| San Mateo to Sunnyvale (California) | 19.56 mi (31.48 km) |
| San Mateo to Sunrise (Florida) | 2,564.61 mi (4,127.35 km) |
| San Mateo to Sunrise Manor (Nevada) | 412.46 mi (663.78 km) |
| San Mateo to Sunset (Florida) | 2,576.60 mi (4,146.64 km) |
