| South San Francisco to Troy (Michigan) | 2,083.81 mi (3,353.56 km) |
| South San Francisco to Troy (Missouri) | 1,698.88 mi (2,734.09 km) |
| South San Francisco to Troy (New York) | 2,560.52 mi (4,120.76 km) |
| South San Francisco to Troy (Ohio) | 2,046.47 mi (3,293.48 km) |
| South San Francisco to Truckee (California) | 168.11 mi (270.55 km) |
| South San Francisco to Trujillo Alto (Puerto Rico) | 3,630.51 mi (5,842.74 km) |
| South San Francisco to Trumbull Center (Connecticut) | 2,603.48 mi (4,189.89 km) |
| South San Francisco to Trussville (Alabama) | 2,018.85 mi (3,249.03 km) |
| South San Francisco to Tualatin (Oregon) | 533.95 mi (859.31 km) |
| South San Francisco to Tuckahoe (Virginia) | 2,429.43 mi (3,909.79 km) |
| South San Francisco to Tucker (Georgia) | 2,144.30 mi (3,450.92 km) |
| South San Francisco to Tucson (Arizona) | 755.49 mi (1,215.85 km) |
| South San Francisco to Tucson Estates (Arizona) | 742.45 mi (1,194.86 km) |
| South San Francisco to Tucson Mountains (Arizona) | 740.93 mi (1,192.41 km) |
| South San Francisco to Tukwila (Washington) | 678.62 mi (1,092.13 km) |
